356  
CDUS43 KBIS 160725  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
124 AM CST SUN DEC 16 2018  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR DECEMBER 15 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1894 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 50 112 PM 55 1939 24 26 43  
MINIMUM 20 243 AM -29 1963 3 17 26  
AVERAGE 35 14 21 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.26 1915 0.02 -0.02 T  
MONTH TO DATE 0.28 0.28 0.00 0.13  
SINCE DEC 1 0.28 0.28 0.00 0.13  
SINCE JAN 1 14.43 14.03 0.40 11.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 51 -21 30  
MONTH TO DATE 598 734 -136 525  
SINCE DEC 1 598 734 -136 525  
SINCE JUL 1 2886 2896 -10 2539  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 534 456 78 643    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 13.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 100 AM  
LOWEST 45 100 PM  
AVERAGE 67  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 24 54 1962  
MINIMUM TEMPERATURE (F) 3 -25 2008  
 
 
SUNRISE AND SUNSET  
DECEMBER 16 2018......SUNRISE 839 AM CST SUNSET 501 PM CST  
DECEMBER 17 2018......SUNRISE 840 AM CST SUNSET 501 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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