028  
CDUS43 KBIS 160730  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
230 AM CDT THU MAY 16 2019  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR MAY 15 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 81 504 PM 96 1936 67 14 83  
MINIMUM 49 1150 PM 25 1945 40 9 50  
AVERAGE 65 54 11 67  
 
PRECIPITATION (IN)  
YESTERDAY T 0.78 1966 0.06 -0.06 0.00  
MONTH TO DATE 0.16 0.80 -0.64 0.13  
SINCE MAR 1 0.89 2.51 -1.62 2.37  
SINCE JAN 1 2.82 3.49 -0.67 2.94  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 11 -11 0  
MONTH TO DATE 242 204 38 131  
SINCE MAR 1 2158 1961 197 2265  
SINCE JUL 1 9143 8729 414 9119  
 
COOLING  
YESTERDAY 0 0 0 2  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 0 1 -1 2  
SINCE JAN 1 0 1 -1 2    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 13.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 1100 PM  
LOWEST 21 600 PM  
AVERAGE 45  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 94 1934  
1901  
MINIMUM TEMPERATURE (F) 41 21 2009  
 
 
SUNRISE AND SUNSET  
MAY 16 2019...........SUNRISE 614 AM CDT SUNSET 928 PM CDT  
MAY 17 2019...........SUNRISE 613 AM CDT SUNSET 930 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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