Weather Service Report


078 
FPUS55 KPSR 202123
ZFPPSR

Zone Forecast Product for Southwest Arizona/Southeast California
National Weather Service Phoenix AZ
222 PM MST Fri Jul 20 2018

This is an automatically generated product that provides average
values for large geographical areas and may not be representative
of the exact location that you are interested in. For a more site
specific forecast, please visit weather.gov/phoenix and either
(1) Select a location from the dropdown menu above the map or 
(2) Click a location on the map. You can refine your selection by
clicking on the map displayed on the resulting page.

AZZ540-542>544-546-548-550-551-211100-
Buckeye/Avondale-Deer Valley-Central Phoenix-North Phoenix/Glendale-
Scottsdale/Paradise Valley-East Valley-South Mountain/Ahwatukee-
Southeast Valley/Queen Creek-
Including the cities of Avondale, Cashion, Goodyear, Liberty, Peoria, 
Phoenix, Paradise Valley, Mesa, Chandler, Tempe, Gilbert, Sun Lakes, 
and Queen Creek
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy in the evening then considerable cloudiness.
A slight chance of showers and thunderstorms. Lows 82 to 87.
Southwest wind 5 to 15 mph. Chance of measurable rain 20 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 101 to 104. West wind 5 to 10 mph. Chance of
measurable rain 20 percent. 
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 80 to 87. West wind 5 to 10 mph in
the evening becoming light after midnight. Chance of measurable rain
10 percent. 
.SUNDAY...Partly sunny and warmer. Highs 106 to 109. West wind 5 to
10 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 83 to 89. West wind 5 to 10 mph. 
.MONDAY...Partly sunny and hot. Highs 110 to 113. 
.MONDAY NIGHT...Mostly clear. Lows in the mid 80s to lower 90s. 
.TUESDAY...Mostly sunny and very hot. Highs 112 to 116. 
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 80s to lower 90s. 
.WEDNESDAY...Partly sunny and hot. Highs 111 to 114. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the 80s. 
.THURSDAY...Partly sunny. Not as warm. Highs 106 to 109. 
.THURSDAY NIGHT...Partly cloudy. Lows in the 80s. 
.FRIDAY...Partly sunny. Highs 103 to 106. 

$$

AZZ537-211100-
Northwest Valley-
Including the cities of Circle City, Surprise, Wittmann, Beardsley, 
and Sun City West
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy in the evening then considerable cloudiness.
A slight chance of showers and thunderstorms. Lows 76 to 86.
Southwest wind 5 to 15 mph. Chance of measurable rain 10 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 100 to 105. West wind 5 to 15 mph. Chance of
measurable rain 20 percent. 
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly clear after midnight. Lows
75 to 85. Northwest wind 5 to 10 mph. Chance of measurable rain
10 percent. 
.SUNDAY...Partly sunny and hot. Highs 105 to 110. West wind 5 to
10 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 78 to 88. Northwest wind 5 to
10 mph. 
.MONDAY...Partly sunny and hot. Highs 109 to 114. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 111 to 116. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and hot. Highs 109 to 114. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s.
.THURSDAY...Partly sunny. A 10 percent chance of afternoon showers
and thunderstorms. Not as warm. Highs 104 to 109. 
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.FRIDAY...Partly sunny. Highs 102 to 107. 

$$

AZZ549-555-211100-
Fountain Hills/East Mesa-Apache Junction/Gold Canyon-
Including the cities of Fountain Hills and Apache Junction
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Considerable cloudiness with a slight chance of showers
and thunderstorms. Lows 76 to 86. West wind 10 to 20 mph in the
evening becoming south 5 to 10 mph after midnight. Chance of
measurable rain 20 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 99 to 104. West wind 5 to 10 mph. Chance of
measurable rain 10 percent. 
.SATURDAY NIGHT...Partly cloudy. Lows 74 to 84. Southwest wind 5 to
10 mph in the evening becoming light after midnight. 
.SUNDAY...Partly sunny. Highs 103 to 108. West wind 5 to 10 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 77 to 87. West wind 5 to 10 mph in
the evening becoming light after midnight. 
.MONDAY...Partly sunny and hot. Highs 107 to 112. 
.MONDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and hot. Highs 109 to 114. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and hot. Highs 108 to 113. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s.
.THURSDAY...Partly sunny. Not as warm. Highs 103 to 108. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. A 10 percent chance of afternoon showers and
thunderstorms. Highs 100 to 105. 

$$

AZZ541-211100-
Cave Creek/New River-
Including the city of Scottsdale
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy in the evening then considerable cloudiness.
A slight chance of showers and thunderstorms. Lows 75 to 85.
Southwest wind 5 to 15 mph. Chance of measurable rain 20 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 99 to 104. Southwest wind 5 to 15 mph. Chance of
measurable rain 10 percent. 
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 73 to 83. Northwest wind 5 to
10 mph in the evening becoming northeast around 5 mph after midnight.
Chance of measurable rain 10 percent. 
.SUNDAY...Partly sunny. Highs 103 to 108. West wind 5 to 10 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 75 to 85. West wind 5 to 10 mph in
the evening becoming north after midnight. 
.MONDAY...Partly sunny and hot. Highs 107 to 112. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and hot. Highs 109 to 114. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and hot. Highs 108 to 113. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.THURSDAY...Partly cloudy. A 10 percent chance of afternoon showers
and thunderstorms. Not as warm. Highs 103 to 108. 
.THURSDAY NIGHT...Partly cloudy. A 10 percent chance of showers and
thunderstorms in the evening. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. Highs 100 to 105. 

$$

AZZ553-554-211100-
Northwest Pinal County-West Pinal County-
Including the cities of Casa Grande, Cactus Forest, Florence, 
and Coolidge
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Considerable cloudiness. A slight chance of showers and
thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight. Lows 76 to 86. West wind 10 to 20 mph
in the evening becoming south 5 to 10 mph after midnight. Chance of
measurable rain 30 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 100 to 105. Southwest wind 5 to 10 mph in the
morning becoming west in the afternoon. Chance of measurable rain
10 percent. 
.SATURDAY NIGHT...Partly cloudy. Lows 75 to 85. Southwest wind 5 to
10 mph in the evening becoming light after midnight. 
.SUNDAY...Partly sunny in the morning then becoming mostly sunny.
Highs 104 to 109. West wind 5 to 10 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 77 to 87. West wind 5 to 10 mph. 
.MONDAY...Mostly sunny and hot. Highs 108 to 113. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 112 to 117. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and very hot. Highs 110 to 115. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s.
.THURSDAY...Partly sunny and hot. Highs 105 to 110. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. A 10 percent chance of afternoon showers and
thunderstorms. Highs 102 to 107. 

$$

AZZ532-211100-
Yuma-
Including the cities of Yuma and Fortuna Foothills
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy in the evening then considerable cloudiness.
Lows 81 to 85. South wind 5 to 10 mph. 
.SATURDAY...Partly sunny in the morning then becoming mostly sunny.
Highs near 107. South wind 5 to 10 mph. 
.SATURDAY NIGHT...Mostly clear. Lows 81 to 85. South wind 5 to
10 mph. 
.SUNDAY...Mostly sunny and hot. Highs near 110. Light wind in the
morning becoming southwest 5 to 10 mph in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 84 to 87. Southwest wind 5 to
10 mph. 
.MONDAY...Sunny and hot. Highs around 114. 
.MONDAY NIGHT...Mostly clear. Lows in the mid to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs around 116. 
.TUESDAY NIGHT...Mostly clear. Lows in the mid to upper 80s. 
.WEDNESDAY...Partly sunny and hot. Highs around 113. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the 80s. 
.THURSDAY...Partly sunny. Highs around 109. 
.THURSDAY NIGHT...Partly cloudy. Lows in the 80s. 
.FRIDAY...Partly sunny. Highs around 106. 

$$

AZZ562-211100-
Globe/Miami-
Including the cities of Globe and Miami
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Considerable cloudiness with a chance of showers and
thunderstorms. Lows 65 to 75. West wind 5 to 15 mph. Chance of
measurable rain 40 percent. 
.SATURDAY...Partly sunny. Highs 88 to 98. West wind 5 to 15 mph. 
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 64 to 74. West wind 10 to 15 mph
in the evening becoming northwest around 5 mph after midnight. Chance
of measurable rain 10 percent. 
.SUNDAY...Partly sunny. Highs 91 to 101. Northwest wind 5 to 10 mph. 
.SUNDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 67 to 77. West wind 5 to 10 mph in
the evening becoming north around 5 mph after midnight. Chance of
measurable rain 10 percent. 
.MONDAY...Partly sunny and warmer. Highs 96 to 106. 
.MONDAY NIGHT...Partly cloudy. A 10 percent chance of showers and
thunderstorms in the evening. Lows in the upper 60s to upper 70s. 
.TUESDAY...Mostly sunny. Highs 98 to 108. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s to upper 70s. 
.WEDNESDAY...Partly sunny. A 10 percent chance of afternoon showers
and thunderstorms. Highs 95 to 105. 
.WEDNESDAY NIGHT...Partly cloudy with a 10 percent chance of showers
and thunderstorms. Lows in the upper 60s to upper 70s. 
.THURSDAY...Partly sunny. A 10 percent chance of afternoon showers
and thunderstorms. Highs 92 to 102. 
.THURSDAY NIGHT...Partly cloudy. A 10 percent chance of showers and
thunderstorms in the evening. Lows in the mid 60s to mid 70s. 
.FRIDAY...Partly sunny with a 10 percent chance of showers and
thunderstorms. Highs in the upper 80s to upper 90s. 

$$

AZZ545-547-552-556-561-211100-
New River Mesa-Rio Verde/Salt River-Superior-Tonto Basin-
Dripping Springs-
Including the cities of Superior, Punkin Center, Hayden, 
and Winkelman
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Considerable cloudiness with a slight chance of showers
and thunderstorms. Lows 74 to 84. West wind 10 to 15 mph in the
evening becoming south 5 to 10 mph after midnight. Chance of
measurable rain 20 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 99 to 104. Southwest wind 5 to 15 mph. Chance of
measurable rain 10 percent. 
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 72 to 82. West wind 5 to 10 mph in
the evening becoming light after midnight. Chance of measurable rain
10 percent. 
.SUNDAY...Partly sunny. Highs 103 to 108. West wind around 5 mph in
the morning increasing to 10 to 15 mph in the afternoon. 
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
clear. Lows 76 to 86. West wind 5 to 10 mph in the evening becoming
east around 5 mph after midnight. 
.MONDAY...Partly sunny and hot. Highs 107 to 112. 
.MONDAY NIGHT...Partly cloudy. A 10 percent chance of showers and
thunderstorms in the evening. Lows in the mid 70s to mid 80s. 
.TUESDAY...Mostly sunny and hot. Highs 109 to 114. 
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.WEDNESDAY...Partly sunny and hot. Highs 107 to 112. 
.WEDNESDAY NIGHT...Partly cloudy. A 10 percent chance of showers and
thunderstorms in the evening. Lows in the mid 70s to mid 80s. 
.THURSDAY...Partly cloudy. A 10 percent chance of afternoon showers
and thunderstorms. Highs 103 to 108. 
.THURSDAY NIGHT...Partly cloudy. A 10 percent chance of showers and
thunderstorms in the evening. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. A 10 percent chance of afternoon showers and
thunderstorms. Highs 100 to 105. 

$$

AZZ557-558-211100-
Mazatzal Mountains-Pinal/Superstition Mountains-
Including the city of Sunflower
222 PM MST Fri Jul 20 2018

...HEAT ADVISORY IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST WEDNESDAY...

.TONIGHT...Considerable cloudiness with a chance of showers and
thunderstorms. Lows 67 to 77. Southwest wind 5 to 15 mph. Chance of
measurable rain 30 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 87 to 97. West wind 5 to 15 mph. Chance of
measurable rain 10 percent. 
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 67 to 77. West wind 5 to 15 mph.
Chance of measurable rain 10 percent. 
.SUNDAY...Partly sunny. Highs 90 to 100. West wind around 5 mph in
the morning increasing to 10 to 15 mph in the afternoon. 
.SUNDAY NIGHT...Partly cloudy. Lows 70 to 80. West wind 10 to 15 mph
in the evening becoming north 5 to 10 mph after midnight. 
.MONDAY...Partly sunny and warmer. Highs 95 to 105. 
.MONDAY NIGHT...Partly cloudy. A 10 percent chance of showers and
thunderstorms in the evening. Lows in the lower 70s to lower 80s. 
.TUESDAY...Mostly sunny. Highs 97 to 107. 
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 70s to lower 80s. 
.WEDNESDAY...Partly sunny. Highs 95 to 105. 
.WEDNESDAY NIGHT...Partly cloudy with a 10 percent chance of showers
and thunderstorms. Lows in the lower 70s to lower 80s. 
.THURSDAY...Partly sunny. A 10 percent chance of afternoon showers
and thunderstorms. Not as warm. Highs 90 to 100. 
.THURSDAY NIGHT...Partly cloudy with a 10 percent chance of showers
and thunderstorms. Lows in the upper 60s to upper 70s. 
.FRIDAY...Partly sunny with a 10 percent chance of showers and
thunderstorms. Highs in the upper 80s to upper 90s. 

$$

AZZ560-211100-
San Carlos-
Including the cities of San Carlos and Peridot
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Considerable cloudiness. A chance of showers and
thunderstorms in the evening, then a slight chance of showers and
thunderstorms after midnight. Lows 69 to 79. Northwest wind 5 to
15 mph. Chance of measurable rain 30 percent. 
.SATURDAY...Partly sunny. Highs 92 to 102. West wind 5 to 15 mph. 
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 68 to 78. West wind 10 to 15 mph
in the evening becoming light after midnight. Chance of measurable
rain 10 percent. 
.SUNDAY...Partly sunny. Highs 95 to 105. West wind 5 to 10 mph. 
.SUNDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms in the evening. Lows 69 to 79. Northwest wind 5 to
10 mph. Chance of measurable rain 10 percent. 
.MONDAY...Partly sunny. Highs 99 to 109. 
.MONDAY NIGHT...Partly cloudy with a 10 percent chance of showers and
thunderstorms. Lows in the lower 70s to lower 80s. 
.TUESDAY...Partly sunny and hot. Highs 100 to 110. 
.TUESDAY NIGHT...Partly cloudy with a 20 percent chance of showers
and thunderstorms. Lows 70 to 80. 
.WEDNESDAY...Partly sunny. Highs 97 to 107. 
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of showers
and thunderstorms. Lows 70 to 80. 
.THURSDAY...Partly sunny. A 10 percent chance of afternoon showers
and thunderstorms. Highs 94 to 104. 
.THURSDAY NIGHT...Partly cloudy with a 10 percent chance of showers
and thunderstorms. Lows in the upper 60s to upper 70s. 
.FRIDAY...Partly sunny with a 20 percent chance of showers and
thunderstorms. Highs 92 to 102. 

$$

AZZ563-211100-
Southeast Gila County-
222 PM MST Fri Jul 20 2018

...HEAT ADVISORY IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST WEDNESDAY...

.TONIGHT...Considerable cloudiness in the evening then becoming
partly cloudy. A chance of showers and thunderstorms. Lows 66 to 76.
Northwest wind 5 to 15 mph. Chance of measurable rain 30 percent. 
.SATURDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs 87 to 97. Northwest wind 5 to 10 mph in the
morning becoming southwest 5 to 15 mph in the afternoon. Chance of
measurable rain 10 percent. 
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows 66 to 76. West wind 10 to 15 mph in the evening
becoming north around 5 mph after midnight. Chance of measurable rain
10 percent. 
.SUNDAY...Partly sunny. A slight chance of afternoon showers and
thunderstorms. Highs 90 to 100. West wind 5 to 10 mph. Chance of
measurable rain 10 percent. 
.SUNDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms. Lows 68 to 78. Northwest wind 5 to 10 mph in the
evening becoming north after midnight. Chance of measurable rain
10 percent. 
.MONDAY...Partly sunny with a 10 percent chance of showers and
thunderstorms. Highs 93 to 103. 
.MONDAY NIGHT...Partly cloudy with a 10 percent chance of showers and
thunderstorms. Lows in the upper 60s to upper 70s. 
.TUESDAY...Partly sunny with a 10 percent chance of showers and
thunderstorms. Highs 95 to 105. 
.TUESDAY NIGHT...Partly cloudy with a 10 percent chance of showers
and thunderstorms. Lows in the upper 60s to upper 70s. 
.WEDNESDAY...Partly sunny. A 10 percent chance of afternoon showers
and thunderstorms. Highs 92 to 102. 
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of showers
and thunderstorms. Lows in the upper 60s to upper 70s. 
.THURSDAY...Partly sunny with a 20 percent chance of showers and
thunderstorms. Highs 90 to 100. 
.THURSDAY NIGHT...Partly cloudy with a 20 percent chance of showers
and thunderstorms. Lows in the mid 60s to mid 70s. 
.FRIDAY...Partly sunny with a 20 percent chance of showers and
thunderstorms. Highs in the upper 80s to upper 90s. 

$$

AZZ539-559-211100-
Gila Bend-Sonoran Desert Natl Monument-
Including the cities of Gila Bend and Sentinel
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy in the evening then considerable cloudiness.
A slight chance of showers and thunderstorms. Lows 76 to 86. West
wind 10 to 15 mph in the evening becoming south 5 to 10 mph after
midnight. Chance of measurable rain 20 percent. 
.SATURDAY...Considerable cloudiness in the morning then becoming
partly sunny. A slight chance of showers and thunderstorms. Highs
101 to 106. South wind around 5 mph in the morning becoming west 5 to
10 mph in the afternoon. Chance of measurable rain 20 percent. 
.SATURDAY NIGHT...Partly cloudy. Lows 74 to 84. Southwest wind 5 to
10 mph. 
.SUNDAY...Partly sunny in the morning then becoming mostly sunny.
Hot. Highs 105 to 110. West wind 5 to 10 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 76 to 86. Southwest wind 5 to
10 mph. 
.MONDAY...Mostly sunny and hot. Highs 109 to 114. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 111 to 116. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and hot. Highs 109 to 114. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.THURSDAY...Partly sunny. Not as warm. Highs 104 to 109. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. A 10 percent chance of afternoon showers and
thunderstorms. Highs 101 to 106. 

$$

AZZ534-538-211100-
Aguila Valley-Tonopah Desert-
Including the cities of Aguila, Gladden, Wickenburg, Arlington, 
Hassayampa, Tonopah, and Wintersburg
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy in the evening then considerable cloudiness.
A slight chance of showers and thunderstorms. Lows 74 to 84. South
wind 5 to 15 mph. Chance of measurable rain 10 percent. 
.SATURDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 99 to 104. Southwest wind 5 to 10 mph. Chance of
measurable rain 20 percent. 
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly clear after midnight. Lows
74 to 84. West wind 5 to 10 mph. Chance of measurable rain
10 percent. 
.SUNDAY...Partly sunny and warmer. Highs 104 to 109. Light wind in
the morning becoming west 5 to 10 mph in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 76 to 86. West wind 5 to 10 mph. 
.MONDAY...Mostly sunny and hot. Highs 109 to 114. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 111 to 116. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and very hot. Highs 110 to 115. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.THURSDAY...Partly sunny. Not as warm. Highs 103 to 108. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. Highs 101 to 106. 

$$

AZZ531-533-211100-
Kofa-Central La Paz-
Including the cities of Palm Canyon, Brenda, Harcuvar, Quartzsite, 
Vicksburg, Vicksburg Junction, and Salome
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy. Lows 75 to 85. South wind 5 to 15 mph. 
.SATURDAY...Partly cloudy with a slight chance of showers and
thunderstorms. Highs 101 to 106. Southwest wind 5 to 10 mph. Chance
of measurable rain 10 percent. 
.SATURDAY NIGHT...Partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly clear after midnight. Lows
74 to 84. South wind 5 to 10 mph. Chance of measurable rain
10 percent. 
.SUNDAY...Partly sunny and hot. Highs 105 to 110. Southwest wind 5 to
10 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 77 to 87. West wind 5 to 10 mph. 
.MONDAY...Mostly sunny and hot. Highs 109 to 114. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 112 to 117. 
.TUESDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and very hot. Highs 111 to 116. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s.
.THURSDAY...Partly sunny and hot. Highs 107 to 112. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. Not as warm. Highs 102 to 107. 

$$

AZZ535-536-211100-
Southeast Yuma County-Gila River Valley-
Including the city of Ligurta
222 PM MST Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM MST
WEDNESDAY...

.TONIGHT...Partly cloudy in the evening, then considerable cloudiness
with a slight chance of showers and thunderstorms after midnight.
Lows 75 to 85. South wind 5 to 15 mph. Chance of measurable rain
10 percent. 
.SATURDAY...Partly cloudy. Highs 103 to 108. South wind 5 to 10 mph. 
.SATURDAY NIGHT...Mostly clear. Lows 74 to 84. South wind 5 to
10 mph. 
.SUNDAY...Mostly sunny and hot. Highs 107 to 112. Light wind in the
morning becoming west 5 to 10 mph in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 77 to 87. Southwest wind 5 to
10 mph. 
.MONDAY...Mostly sunny and very hot. Highs 111 to 116. 
.MONDAY NIGHT...Clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 113 to 118. 
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and very hot. Highs 110 to 115. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.THURSDAY...Partly sunny and hot. Highs 105 to 110. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. Highs 103 to 108. 

$$

AZZ530-CAZ569-211100-
Parker Valley-Palo Verde Valley-
Including the cities of Parker, Ehrenberg, Martinez Lake, Blythe, 
Palo Verde, and Ripley
222 PM MST Fri Jul 20 2018 /222 PM PDT Fri Jul 20 2018/

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MST /10 AM PDT/
TUESDAY TO 8 PM MST /8 PM PDT/ WEDNESDAY...

.TONIGHT...Partly cloudy. Lows 78 to 88. South wind 5 to 15 mph. 
.SATURDAY...Partly cloudy. Highs 103 to 108. South wind 5 to 10 mph. 
.SATURDAY NIGHT...Mostly clear. Lows 77 to 87. South wind 5 to
10 mph. 
.SUNDAY...Mostly sunny and hot. Highs 106 to 111. South wind around
5 mph. 
.SUNDAY NIGHT...Mostly clear. Lows 79 to 89. West wind 5 to 10 mph. 
.MONDAY...Sunny and very hot. Highs 110 to 115. 
.MONDAY NIGHT...Clear. Lows in the lower 80s to lower 90s. 
.TUESDAY...Sunny and very hot. Highs 113 to 118. 
.TUESDAY NIGHT...Mostly clear. Lows in the lower 80s to lower 90s. 
.WEDNESDAY...Mostly sunny and very hot. Highs 113 to 118. 
.WEDNESDAY NIGHT...Partly cloudy. Lows 80 to 90. 
.THURSDAY...Partly sunny and hot. Highs 109 to 114. 
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.FRIDAY...Partly sunny. Not as warm. Highs 104 to 109. 

$$

CAZ570-211100-
Chuckwalla Valley-
Including the city of Midland
222 PM PDT Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM PDT
WEDNESDAY...

.TONIGHT...Partly cloudy. Lows 78 to 88. South wind 10 to 15 mph. 
.SATURDAY...Partly sunny and hot. Highs 105 to 110. South wind 5 to
10 mph. 
.SATURDAY NIGHT...Mostly clear. Lows 78 to 88. Southwest wind 5 to
10 mph in the evening becoming west around 5 mph after midnight. 
.SUNDAY...Mostly sunny and hot. Highs 108 to 113. Northwest wind
around 5 mph in the morning becoming southwest in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 80 to 90. West wind 5 to 15 mph. 
.MONDAY...Sunny and very hot. Highs 112 to 117. 
.MONDAY NIGHT...Mostly clear. Lows in the lower 80s to lower 90s. 
.TUESDAY...Sunny and very hot. Highs 115 to 120. 
.TUESDAY NIGHT...Mostly clear. Lows in the lower 80s to lower 90s. 
.WEDNESDAY...Mostly sunny and very hot. Highs 115 to 120. 
.WEDNESDAY NIGHT...Partly cloudy. Lows 80 to 90. 
.THURSDAY...Mostly sunny and very hot. Highs 112 to 117. 
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s. 
.FRIDAY...Partly sunny and hot. Highs 106 to 111. 

$$

CAZ564-565-568-211100-
Chuckwalla Mountains-Imperial County Southeast-Chiriaco Summit-
Including the cities of Imperial Hot Mineral Springs, Winterhaven, 
and Chiriaco Summit
222 PM PDT Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT
WEDNESDAY...

.TONIGHT...Partly cloudy. Lows 75 to 85. South wind 5 to 15 mph. 
.SATURDAY...Partly sunny. Highs 101 to 106. South wind 5 to 10 mph. 
.SATURDAY NIGHT...Mostly clear. Lows 75 to 85. West wind 5 to 10 mph.
.SUNDAY...Mostly sunny. Highs 104 to 109. Southwest wind 5 to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows 77 to 87. West wind 5 to 10 mph. 
.MONDAY...Mostly sunny and hot. Highs 107 to 112. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 110 to 115. 
.TUESDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and hot. Highs 109 to 114. 
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 70s to upper 80s.
.THURSDAY...Partly sunny and hot. Highs 105 to 110. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. Highs 101 to 106. 

$$

CAZ563-211100-
Salton Sea-
Including the city of Desert Shores
222 PM PDT Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT
WEDNESDAY...

.TONIGHT...Partly cloudy. Lows 74 to 84. Northwest wind 10 to 15 mph
in the evening becoming southwest after midnight. 
.SATURDAY...Partly sunny in the morning then becoming mostly sunny.
Highs 96 to 101. Southeast wind 5 to 10 mph. 
.SATURDAY NIGHT...Mostly clear. Lows 74 to 84. Northwest wind 5 to
10 mph. 
.SUNDAY...Mostly sunny. Highs 99 to 104. Light wind in the morning
becoming south around 5 mph in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 75 to 85. Northwest wind 5 to
10 mph. 
.MONDAY...Mostly sunny. Highs 103 to 108. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and hot. Highs 105 to 110. 
.TUESDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Mostly sunny. Highs 103 to 108. 
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s to mid 80s. 
.THURSDAY...Mostly sunny. Highs 102 to 107. 
.THURSDAY NIGHT...Mostly clear. Lows in the mid 70s to mid 80s. 
.FRIDAY...Mostly sunny. Not as warm. Highs 97 to 102. 

$$

CAZ567-211100-
Imperial Valley-
Including the cities of El Centro, Calexico, Alamorio, and Brawley
222 PM PDT Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM MONDAY TO 8 PM PDT
WEDNESDAY...

.TONIGHT...Partly cloudy. Lows 73 to 83. South wind 5 to 10 mph. 
.SATURDAY...Partly sunny in the morning then becoming mostly sunny.
Highs 103 to 108. Southeast wind around 5 mph. 
.SATURDAY NIGHT...Mostly clear. Lows 73 to 83. Southwest wind 5 to
10 mph. 
.SUNDAY...Mostly sunny and hot. Highs 106 to 111. Light wind.
.SUNDAY NIGHT...Mostly clear. Lows 74 to 84. West wind 5 to 10 mph. 
.MONDAY...Mostly sunny and hot. Highs 109 to 114. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 112 to 117. 
.TUESDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Partly sunny and very hot. Highs 110 to 115. 
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s to mid 80s. 
.THURSDAY...Partly sunny and hot. Highs 107 to 112. 
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s to mid 80s. 
.FRIDAY...Partly sunny. Highs 103 to 108. 

$$

CAZ566-211100-
Imperial County West-
Including the cities of Coolidge Springs, Salton City, Winona, 
Coyote Wells, Ocotillo, and Plaster City
222 PM PDT Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT
WEDNESDAY...

.TONIGHT...Mostly clear in the evening then becoming partly cloudy.
Lows 75 to 85. Southwest wind 10 to 15 mph. 
.SATURDAY...Partly sunny. Highs 104 to 109. Light wind in the morning
becoming east 5 to 10 mph in the afternoon. 
.SATURDAY NIGHT...Mostly clear. Lows 75 to 85. West wind 10 to
15 mph. 
.SUNDAY...Mostly sunny and hot. Highs 106 to 111. North wind around
5 mph in the morning becoming east in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 76 to 86. West wind 10 to 15 mph. 
.MONDAY...Mostly sunny and very hot. Highs 110 to 115. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 112 to 117. 
.TUESDAY NIGHT...Mostly clear. Lows 80 to 90. 
.WEDNESDAY...Mostly sunny and very hot. Highs 110 to 115. 
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.THURSDAY...Mostly sunny and very hot. Highs 110 to 115. 
.THURSDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.FRIDAY...Mostly sunny. Not as warm. Highs 104 to 109. 

$$

CAZ562-211100-
Imperial County Southwest-
Including the city of Mountain Spring
222 PM PDT Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT
WEDNESDAY...

.TONIGHT...Mostly clear in the evening then becoming partly cloudy.
Breezy. Lows 77 to 87. Southwest wind 10 to 20 mph. Gusts up to
30 mph. 
.SATURDAY...Partly sunny. Highs 102 to 107. West wind 5 to 10 mph in
the morning becoming east in the afternoon. 
.SATURDAY NIGHT...Mostly clear. Lows 77 to 87. West wind 10 to
20 mph. 
.SUNDAY...Mostly sunny. Highs 104 to 109. Southeast wind 5 to 10 mph
in the morning becoming light in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 78 to 88. Southwest wind 10 to
15 mph. 
.MONDAY...Mostly sunny and hot. Highs 108 to 113. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and very hot. Highs 111 to 116. 
.TUESDAY NIGHT...Mostly clear and breezy. Lows in the lower 80s to
lower 90s. 
.WEDNESDAY...Mostly sunny and hot. Highs 109 to 114. 
.WEDNESDAY NIGHT...Mostly clear and breezy. Lows 80 to 90. 
.THURSDAY...Mostly sunny and hot. Highs 107 to 112. 
.THURSDAY NIGHT...Partly cloudy and breezy. Lows in the upper 70s to
upper 80s. 
.FRIDAY...Mostly sunny. Not as warm. Highs 102 to 107. 

$$

CAZ560-561-211100-
Joshua Tree NP West-Joshua Tree NP East-
Including the cities of Cottonwood Visitor and Lost Horse-Keys
Village
222 PM PDT Fri Jul 20 2018

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM PDT
WEDNESDAY...

.TONIGHT...Mostly clear in the evening then becoming partly cloudy.
Lows 75 to 85. Southwest wind 5 to 15 mph. 
.SATURDAY...Partly sunny. Highs 95 to 105. South wind 5 to 15 mph. 
.SATURDAY NIGHT...Partly cloudy in the evening then becoming mostly
clear. Lows 74 to 84. West wind 5 to 15 mph. 
.SUNDAY...Mostly sunny. Highs 97 to 107. Northwest wind 5 to 10 mph
in the morning becoming southwest in the afternoon. 
.SUNDAY NIGHT...Mostly clear. Lows 77 to 87. Northwest wind 5 to
15 mph. 
.MONDAY...Mostly sunny and hot. Highs 100 to 110. 
.MONDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.TUESDAY...Mostly sunny and hot. Highs 103 to 113. 
.TUESDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.WEDNESDAY...Mostly sunny and hot. Highs 103 to 113. 
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s to upper 80s. 
.THURSDAY...Mostly sunny and hot. Highs 101 to 111. 
.THURSDAY NIGHT...Mostly clear. Lows in the mid 70s to mid 80s. 
.FRIDAY...Mostly sunny. Not as warm. Highs 95 to 105. 

$$

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Western Regional Climate Center, wrcc@dri.edu