825  
CDUS43 KBIS 290721  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
221 AM CDT WED MAY 29 2019  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR MAY 28 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1894 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 436 PM 96 1919 71 4 78  
MINIMUM 30 456 AM 21 1947 45 -15 59  
AVERAGE 53 58 -5 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.69 1982 0.08 -0.08 0.18  
MONTH TO DATE 1.11 1.69 -0.58 1.19  
SINCE MAR 1 1.84 3.40 -1.56 3.43  
SINCE JAN 1 3.77 4.38 -0.61 4.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 8 4 0  
MONTH TO DATE 429 327 102 174  
SINCE MAR 1 2345 2084 261 2308  
SINCE JUL 1 9330 8852 478 9162  
 
COOLING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 0 4 -4 34  
SINCE MAR 1 0 5 -5 34  
SINCE JAN 1 0 5 -5 34    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.1  
 
 
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 89 300 AM  
LOWEST 17 100 PM  
AVERAGE 53  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 99 1988  
1934  
MINIMUM TEMPERATURE (F) 45 26 1947  
 
 
SUNRISE AND SUNSET  
MAY 29 2019...........SUNRISE 601 AM CDT SUNSET 944 PM CDT  
MAY 30 2019...........SUNRISE 600 AM CDT SUNSET 945 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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