848  
CDUS43 KBIS 120110  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
709 PM CST TUE DEC 11 2018  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR DECEMBER 11 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 38 354 PM 57 1939 25 13 43  
MINIMUM 23 100 AM -24 1902 4 19 24  
AVERAGE 31 15 16 34  
 
PRECIPITATION (IN)  
TODAY 0.00 0.27 1995 0.02 -0.02 T  
MONTH TO DATE 0.27 0.21 0.06 0.13  
SINCE DEC 1 0.27 0.21 0.06 0.13  
SINCE JAN 1 14.42 13.96 0.46 11.93  
 
SNOWFALL (IN)  
TODAY MM  
 
DEGREE DAYS  
HEATING  
TODAY 34 50 -16 31  
MONTH TO DATE 468 531 -63 406  
SINCE DEC 1 468 531 -63 406  
SINCE JUL 1 2756 2693 63 2420  
 
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 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1200 AM  
LOWEST 64 1200 PM  
AVERAGE 73  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 25 54 1969  
MINIMUM TEMPERATURE (F) 4 -29 1917  
 
 
SUNRISE AND SUNSET  
DECEMBER 11 2018......SUNRISE 835 AM CST SUNSET 501 PM CST  
DECEMBER 12 2018......SUNRISE 836 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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