956  
CDUS45 KRIW 280750  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
150 AM MDT SUN APR 28 2024  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 27 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 57 2004 44 MM 46  
MINIMUM MM MM 3 2011 20 MM 18  
AVERAGE MM 32 MM 32  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.49 2010 0.07 MM 0.01  
MONTH TO DATE 0.95 2.08 -1.13 1.90  
SINCE MAR 1 5.26 3.98 1.28 5.93  
SINCE JAN 1 9.73 7.48 2.25 9.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 33 MM 33  
MONTH TO DATE 747 992 -245 1118  
SINCE MAR 1 2115 2350 -235 2706  
SINCE JUL 1 9589 10554 -965 10679  
 
COOLING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
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 MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 62 2007  
2018  
MINIMUM TEMPERATURE (F) 20 9 2019  
 
SUNRISE AND SUNSET  
APRIL 28 2024.........SUNRISE 6:16 AM MDT SUNSET 8:23 PM MDT  
APRIL 29 2024.........SUNRISE 6:14 AM MDT SUNSET 8:25 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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