321  
CDUS43 KBIS 150027  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
627 PM CST THU DEC 14 2017  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR DECEMBER 14 2017
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1894 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 38 331 PM 53 1998 24 14 3  
MINIMUM 29 542 PM -28 1963 3 26 MM  
1901  
AVERAGE 34 14 20 MM  
 
PRECIPITATION (IN)  
TODAY 0.00 0.27 1948 0.02 -0.02 0.00  
MONTH TO DATE 0.13 0.26 -0.13 0.40  
SINCE DEC 1 0.13 0.26 -0.13 0.40  
SINCE JAN 1 11.93 14.01 -2.08 14.99  
 
SNOWFALL (IN)  
TODAY MM  
 
DEGREE DAYS  
HEATING  
TODAY 31 51 -20 MM  
MONTH TO DATE 491 683 -192 663  
SINCE DEC 1 491 683 -192 663  
SINCE JUL 1 2505 2845 -340 2242  
 
COOLING  
TODAY 0 0 0 MM  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 643 456 187 521    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 14.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 200 AM  
LOWEST 59 200 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 24 55 1939  
MINIMUM TEMPERATURE (F) 3 -29 1963  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2017......SUNRISE 838 AM CST SUNSET 501 PM CST  
DECEMBER 15 2017......SUNRISE 839 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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