609  
CDUS43 KBIS 271017  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
517 AM CDT THU APR 27 2017  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR APRIL 26 2017
 
 
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)  
YESTERDAY  
MAXIMUM 53 508 PM 91 1910 62 -9 41  
MINIMUM 22 607 AM 12 1907 34 -12 35  
AVERAGE 38 48 -10 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.73 1943 0.04 -0.04 0.09  
MONTH TO DATE 0.50 0.82 -0.32 1.87  
SINCE MAR 1 1.35 1.53 -0.18 2.05  
SINCE JAN 1 2.49 2.51 -0.02 3.18  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 17 10 27  
MONTH TO DATE 535 584 -49 527  
SINCE MAR 1 1575 1691 -116 1397  
SINCE JUL 1 7597 8459 -862 7007  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.9  
 
 
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 88 400 AM  
LOWEST 26 600 PM  
AVERAGE 57  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 88 1910  
MINIMUM TEMPERATURE (F) 34 10 1907  
 
 
SUNRISE AND SUNSET  
APRIL 27 2017.........SUNRISE 642 AM CDT SUNSET 903 PM CDT  
APRIL 28 2017.........SUNRISE 640 AM CDT SUNSET 904 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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