570  
CDUS43 KBIS 270736  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
236 AM CDT MON MAY 27 2019  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR MAY 26 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 66 453 PM 98 1934 71 -5 92  
MINIMUM 43 159 AM 26 1907 44 -1 50  
AVERAGE 55 57 -2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.46 1929 0.07 -0.07 T  
MONTH TO DATE 1.11 1.54 -0.43 0.51  
SINCE MAR 1 1.84 3.25 -1.41 2.75  
SINCE JAN 1 3.77 4.23 -0.46 3.32  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 8 2 0  
MONTH TO DATE 405 311 94 174  
SINCE MAR 1 2321 2068 253 2308  
SINCE JUL 1 9306 8836 470 9162  
 
COOLING  
YESTERDAY 0 1 -1 6  
MONTH TO DATE 0 2 -2 23  
SINCE MAR 1 0 3 -3 23  
SINCE JAN 1 0 3 -3 23    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 12.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 52 500 PM  
AVERAGE 73  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 101 1900  
MINIMUM TEMPERATURE (F) 44 28 1947  
 
 
SUNRISE AND SUNSET  
MAY 27 2019...........SUNRISE 602 AM CDT SUNSET 942 PM CDT  
MAY 28 2019...........SUNRISE 602 AM CDT SUNSET 943 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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