563  
CDUS45 KRIW 040726  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT THU MAY 04 2023  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 3 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 59R 3:39 PM 59 2004 46 13 37  
2015  
MINIMUM 27 4:59 AM 7 2019 22 5 26  
AVERAGE 43 34 9 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 2010 0.06 -0.06 0.25  
MONTH TO DATE 0.00 0.19 -0.19 0.36  
SINCE MAR 1 5.93 4.37 1.56 4.99  
SINCE JAN 1 9.14 7.87 1.27 7.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 31 -9 33  
MONTH TO DATE 63 94 -31 89  
SINCE MAR 1 2854 2540 314 2536  
SINCE JUL 1 10829 10744 85 10244  
 
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 6 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 0.9  
 
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 96 3:00 AM  
LOWEST 19 6:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 64 2004  
MINIMUM TEMPERATURE (F) 23 14 2001  
 
SUNRISE AND SUNSET  
MAY 4 2023...........SUNRISE 6:08 AM MDT SUNSET 8:30 PM MDT  
MAY 5 2023...........SUNRISE 6:07 AM MDT SUNSET 8:31 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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