661  
CDUS43 KBIS 170056  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
655 PM CST SUN DEC 16 2018  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR DECEMBER 16 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 36 432 PM 54 1962 24 12 39  
MINIMUM 21 825 AM -25 2008 3 18 21  
AVERAGE 29 13 16 30  
 
PRECIPITATION (IN)  
TODAY 0.00 0.55 1996 0.03 -0.03 0.00  
MONTH TO DATE 0.28 0.31 -0.03 0.13  
SINCE DEC 1 0.28 0.31 -0.03 0.13  
SINCE JAN 1 14.43 14.06 0.37 11.93  
 
SNOWFALL (IN)  
TODAY MM  
 
DEGREE DAYS  
HEATING  
TODAY 36 52 -16 35  
MONTH TO DATE 634 786 -152 560  
SINCE DEC 1 634 786 -152 560  
SINCE JUL 1 2922 2948 -26 2574  
 
COOLING  
TODAY 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 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 100 AM  
LOWEST 40 300 PM  
AVERAGE 55  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 24 52 1998  
1923  
MINIMUM TEMPERATURE (F) 3 -37 1906  
 
 
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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