708  
CDUS45 KRIW 120733  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
133 AM MDT FRI APR 12 2024  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR APRIL 11 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 4:49 PM 83 2012 59 4 MM  
MINIMUM 30 6:22 AM 23 1999 32 -2 MM  
AVERAGE 47 45 2 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2009 0.02 -0.02 0.00  
2017  
2021  
MONTH TO DATE 0.68 0.14 0.54 0.01  
SINCE MAR 1 1.12 0.36 0.76 0.54  
SINCE JAN 1 1.17 0.63 0.54 0.65  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 20 -2 MM  
MONTH TO DATE 207 228 -21 MM  
SINCE MAR 1 1025 1068 -43 1063  
SINCE JUL 1 6281 6892 -611 7292  
 
COOLING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 MM  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 3.5  
 
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 7:00 AM  
LOWEST 21 4:00 PM  
AVERAGE 50  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 79 2003  
MINIMUM TEMPERATURE (F) 32 13 2022  
 
SUNRISE AND SUNSET  
APRIL 12 2024.........SUNRISE 6:32 AM MDT SUNSET 7:54 PM MDT  
APRIL 13 2024.........SUNRISE 6:31 AM MDT SUNSET 7:55 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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