AFOS product CLICPR
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CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
126 AM MDT SUN MAY 11 2025

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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 10 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         80   4:25 PM  85    1961  64     16       61        
  MINIMUM         40   4:27 AM  20    1990  35      5       37        
  AVERAGE         60                        50     10              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.97 1980   0.07  -0.07     0.00     
  MONTH TO DATE    0.18                      0.68  -0.50     1.26     
  SINCE MAR 1      3.10                      2.93   0.17     3.05     
  SINCE JAN 1      3.82                      3.98  -0.16     4.08     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           5.5  1980   0.1   -0.1      0.0      
  MONTH TO DATE    0.0                       1.5   -1.5      3.9      
  SINCE MAR 1     15.7                      22.3   -6.6     13.2      
  SINCE JUL 1     26.2                      70.6  -44.4     42.5      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        5                        16    -11       16        
  MONTH TO DATE  103                       174    -71      214        
  SINCE MAR 1   1652                      1763   -111     1740        
  SINCE JUL 1   6667                      7125   -458     6695        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE MAR 1      0                         0      0        0        
  SINCE JAN 1      0                         0      0        0        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (190)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (230)       
  AVERAGE WIND SPEED     9.4                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           5:00 AM                                      
 LOWEST     16           1:00 PM                                      
 AVERAGE    48                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        83      1940                      
 MINIMUM TEMPERATURE (F)   35        17      1968                      


SUNRISE AND SUNSET                                                    
MAY 11 2025...........SUNRISE   5:47 AM MDT   SUNSET   8:18 PM MDT     
MAY 12 2025...........SUNRISE   5:46 AM MDT   SUNSET   8:19 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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