192  
CDUS45 KRIW 010730  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT WED MAY 01 2024  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 30 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 35 4:39 PM 63 2021 45 -10 57  
MINIMUM 20 5:58 AM 9 2011 21 -1 21  
AVERAGE 28 33 -5 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 0.43 2002 0.06 0.01 0.00  
MONTH TO DATE 1.02 2.28 -1.26 1.90  
SINCE MAR 1 5.33 4.18 1.15 5.93  
SINCE JAN 1 9.80 7.68 2.12 9.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 32 5 26  
MONTH TO DATE 784 1089 -305 1203  
SINCE MAR 1 2152 2447 -295 2791  
SINCE JUL 1 9626 10651 -1025 10764  
 
COOLING  
YESTERDAY 0 0 0 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 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.5  
 
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 10:00 PM  
LOWEST 26 4:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 62 2007  
2023  
MINIMUM TEMPERATURE (F) 21 3 2019  
 
SUNRISE AND SUNSET  
MAY 1 2024...........SUNRISE 6:11 AM MDT SUNSET 8:27 PM MDT  
MAY 2 2024...........SUNRISE 6:10 AM MDT SUNSET 8:28 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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