AFOS product CLIBPI
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252 
CDUS45 KRIW 200729
CLIBPI

CLIMATE REPORT 
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT SAT SEP 20 2025

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

...THE BIG PINEY  WY CLIMATE SUMMARY FOR SEPTEMBER 19 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1976 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         73   1:45 PM  83    2010  68      5       69        
  MINIMUM         32   6:06 AM  17    1978  31      1       27        
  AVERAGE         53                        50      3              

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.90 1978   0.03  -0.03     0.00     
  MONTH TO DATE    0.33                      0.39  -0.06     0.29     
  SINCE SEP 1      0.33                      0.39  -0.06     0.29     
  SINCE JAN 1      6.19                      6.30  -0.11     3.32     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       12                        15     -3       17        
  MONTH TO DATE  166                       232    -66      198        
  SINCE SEP 1    166                       232    -66      198        
  SINCE JUL 1    340                       508   -168      410        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE SEP 1      0                         0      0        0        
  SINCE JAN 1     41                        30     11       64        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (340)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (340)       
  AVERAGE WIND SPEED     4.4                                        


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    78           6:00 AM                                      
 LOWEST     16           2:00 PM                                      
 AVERAGE    47                                                        

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


THE BIG PINEY  WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   68        80      2016                      
 MINIMUM TEMPERATURE (F)   31        18      1978                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 20 2025.....SUNRISE   7:06 AM MDT   SUNSET   7:21 PM MDT     
SEPTEMBER 21 2025.....SUNRISE   7:07 AM MDT   SUNSET   7:19 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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