Length of 'Freeze Free' Season Probabilities
KETCHIKAN INTL AP, s (504590)
Temp F |
Shortest |
90% |
80% |
70% |
60% |
50% |
40% |
30% |
20% |
10% |
Longest |
36.5
| 88
| 111
| 125
| 132
| 138
| 143
| 145
| 149
| 156
| 166
| 190
|
32.5
| 88
| 147
| 156
| 166
| 174
| 179
| 184
| 189
| 194
| 206
| 228
|
28.5
| 103
| 178
| 206
| 216
| 221
| 229
| 234
| 238
| 248
| 259
| ***
|
24.5
| 138
| 223
| 235
| 244
| 250
| 266
| 278
| 298
| 308
| ***
| ***
|
20.5
| 153
| 243
| 268
| 275
| 282
| 298
| 309
| ***
| ***
| ***
| ***
|
Graphic Output
Shortest - Least number of consecutive days recorded with minimum temperature
above threshold.
*** means minimum temperature below threshold has not occurred.
xx% - Percent probability that a consecutive number of days will occur with
the minimum temperature not below the threshold.
*** means non-occurrence of the threshold
Longest - Greatest number of consecutive days recorded with minimum temperature
above threshold.
*** means that at least one year occurred when minimum temperature
below threshold was not recorded.
Note: All periods include August 1.
Western Regional Climate Center, wrcc@dri.edu