946  
CDUS45 KRIW 140728  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT WED AUG 14 2024  
   
...............................  
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR AUGUST 13 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 MM MM 83 2003 72 MM 68  
MINIMUM MM MM 30 2002 38 MM 40  
2006  
AVERAGE MM 55 MM 54  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.78 2022 0.04 MM 0.00  
MONTH TO DATE 0.21 0.55 -0.34 2.32  
SINCE JUN 1 1.95 4.44 -2.49 5.64  
SINCE JAN 1 14.15 14.47 -0.32 15.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 10 MM 11  
MONTH TO DATE 66 120 -54 153  
SINCE JUN 1 757 954 -197 897  
SINCE JUL 1 328 416 -88 365  
 
COOLING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 1.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 10:00 PM  
LOWEST 77 4:00 PM  
AVERAGE 89  
   
......................................................  
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 84 2003  
MINIMUM TEMPERATURE (F) 38 29 2005  
 
SUNRISE AND SUNSET  
AUGUST 14 2024........SUNRISE 6:24 AM MDT SUNSET 8:28 PM MDT  
AUGUST 15 2024........SUNRISE 6:25 AM MDT SUNSET 8:26 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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