756  
CDUS45 KRIW 250735  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
135 AM MDT SUN OCT 25 2020  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 24 2020
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1998 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 32 MM 57 1999 45 -13 33  
2005  
MINIMUM 5 MM 0 2019 21 -16 0  
AVERAGE 19 33 -14 17  
 
PRECIPITATION (IN)  
YESTERDAY 0.41 0.78 2010 0.06 0.35 0.00  
MONTH TO DATE 2.12 1.01 1.11 1.73  
SINCE SEP 1 2.72 2.31 0.41 4.79  
SINCE JAN 1 19.52 16.38 3.14 19.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 32 14 48  
MONTH TO DATE 679 674 5 873  
SINCE SEP 1 1205 1222 -17 1461  
SINCE JUL 1 1765 1809 -44 2058  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 9:00 AM  
LOWEST 50 12:00 AM  
AVERAGE 71  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 62 2014  
MINIMUM TEMPERATURE (F) 21 6 2012  
 
SUNRISE AND SUNSET  
OCTOBER 25 2020.......SUNRISE 7:51 AM MDT SUNSET 6:20 PM MDT  
OCTOBER 26 2020.......SUNRISE 7:52 AM MDT SUNSET 6:18 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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