Weather Service Report


586 
CDUS45 KCYS 192128
CLICYS


Climate Report
NATIONAL WEATHER SERVICE CHEYENNE WY                                 
327 PM MDT SAT SEP 19 2020


................................... 

...The CHEYENNE WYOMING AIRPORT climate summary for September 19 2020...
Valid as of 0300 PM local time.

Climate normal period 1981 to 2010
Climate record period 1871 to 2020


Weather Item   Observed Time   Record Year Normal Departure Last     
                Value   (LST)  Value       Value  From      Year     
                                                  Normal             
..................................................................
Temperature (F)                                                     
 Today                                                               
  Maximum         84   1127 AM  88    1935  70     14       82       
  Minimum         56    244 AM  18    1942  43     13       44       
  Average         70                        57     13       63      
                                                                     
Precipitation (in)                                                   
  Today            0.00          1.42 1997   0.05  -0.05     0.00    
  Month to Date    0.60                      0.98  -0.38     0.41    
  Since Sep 1      0.60                      0.98  -0.38     0.41    
  Since Jan 1      8.52                     13.43  -4.91    14.73    
                                                                     
Snowfall (in)                                                        
  Today            0.0           0.8  1942   0.1   -0.1      0.0     
  Month to Date    1.1                       0.4    0.7       T      
  Since Jul 1      1.1                       0.4    0.7       T      
  Snow Depth       0                                                 
                                                                     
Degree Days                                                          
 Heating                                                             
  Today            0                         9     -9        2       
  Month to Date  135                       103     32       28       
  Since Sep 1    135                       103     32       28       
  Since Jul 1    148                       159    -11       38       
                                                                     
 Cooling                                                             
  Today            5                         0      5        0       
  Month to Date   32                        21     11       72       
  Since Sep 1     32                        21     11       72       
  Since Jan 1    593                       347    246      461       
..................................................................


Wind (MPH)                                                           
  Highest Wind Speed    17   Highest Wind Direction     W (280)      
  Highest Gust Speed    25   Highest Gust Direction     W (270)      
  Average Wind Speed     8.5                                         

                                                                     
Sky Cover                                                            
  Average Sky Cover 0.0                                              

                                                                     
Weather Conditions                                                  
 The following weather was recorded today.                            
  No significant weather was observed.                               

                                                                     
Relative Humidity (percent)                                          
 Highest    62          1200 AM                                     
 Lowest     12          1100 AM                                     
 Average    37                                                       

..........................................................

                                                                     
The CHEYENNE WYOMING AIRPORT climate normals for tomorrow
                         Normal    Record    Year                    
 Maximum Temperature (F)   70        87      2010                    
                                             1956                    
 Minimum Temperature (F)   43        21      1983                    

                                                                     
Sunrise and Sunset                                                   
September 19 2020.....Sunrise   644 AM MDT   Sunset   701 PM MDT   
September 20 2020.....Sunrise   645 AM MDT   Sunset   659 PM MDT   

                                                                    
-  Indicates negative numbers.                                      
R  Indicates record was set or tied.                                
MM Indicates data is missing.                                       
T  Indicates Trace Amount.                                          




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Western Regional Climate Center, wrcc@dri.edu