AFOS product CLICPR
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CDUS45 KRIW 200745
CLICPR

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
1245 AM MST WED DEC 20 2023

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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 19 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         55R  2:33 PM  51    2004  34     21       28        
  MINIMUM         34   9:44 PM -24    1990  14     20       19        
  AVERAGE         45                        24     21              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.50 2013   0.02  -0.02     0.00     
  MONTH TO DATE    0.02                      0.37  -0.35     0.55     
  SINCE DEC 1      0.02                      0.37  -0.35     0.55     
  SINCE JAN 1     15.37                     11.98   3.39    13.17     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           7.1  2013   0.3   -0.3      0.0      
  MONTH TO DATE    0.3                       6.7   -6.4     12.2      
  SINCE DEC 1      0.3                       6.7   -6.4     12.2      
  SINCE JUL 1     13.6                      24.1  -10.5     30.1      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       20                        41    -21       41        
  MONTH TO DATE  600                       754   -154      778        
  SINCE DEC 1    600                       754   -154      778        
  SINCE JUL 1   2265                      2556   -291     2593        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1    342                       443   -101      544        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    SW (220)       
  AVERAGE WIND SPEED    15.2                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    54          11:00 PM                                      
 LOWEST     25           2:00 PM                                      
 AVERAGE    40                                                        

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   34        56      1941                      
 MINIMUM TEMPERATURE (F)   14       -36      1990                      


SUNRISE AND SUNSET                                                    
DECEMBER 20 2023......SUNRISE   7:33 AM MST   SUNSET   4:34 PM MST     
DECEMBER 21 2023......SUNRISE   7:33 AM MST   SUNSET   4:34 PM MST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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