188  
CDUS45 KRIW 220729  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1229 AM MST WED NOV 22 2023  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR NOVEMBER 21 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 34 MM 43 2006 30 4 33  
MINIMUM 11 12:00 AM -13 2015 9 2 -3  
AVERAGE 23 19 4 15  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.35 2003 0.07 -0.07 0.00  
MONTH TO DATE 1.82 1.45 0.37 2.62  
SINCE SEP 1 8.06 4.87 3.19 6.07  
SINCE JAN 1 26.09 20.13 5.96 24.08  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 46 -4 50  
MONTH TO DATE 768 876 -108 1023  
SINCE SEP 1 2164 2436 -272 2321  
SINCE JUL 1 2697 3078 -381 2765  
 
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 4 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 1.0  
 
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 92 6:00 AM  
LOWEST 66 12:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 44 2002  
MINIMUM TEMPERATURE (F) 9 -15 2003  
 
SUNRISE AND SUNSET  
NOVEMBER 22 2023......SUNRISE 7:27 AM MST SUNSET 4:48 PM MST  
NOVEMBER 23 2023......SUNRISE 7:28 AM MST SUNSET 4:47 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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