219  
CDUS43 KBIS 190751  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
250 AM CDT MON AUG 19 2019  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR AUGUST 18 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1894 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 616 PM 100 1981 84 -5 92  
MINIMUM 47 556 AM 38 2002 54 -7 65  
1969  
AVERAGE 63 69 -6 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.80 1913 0.04 -0.04 0.00  
MONTH TO DATE 1.88 0.86 1.02 0.12  
SINCE JUN 1 7.77 5.92 1.85 6.13  
SINCE JAN 1 11.54 10.53 1.01 10.44  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 1 1 0  
MONTH TO DATE 17 18 -1 2  
SINCE JUN 1 102 162 -60 38  
SINCE JUL 1 32 42 -10 11  
 
COOLING  
YESTERDAY 0 5 -5 14  
MONTH TO DATE 90 116 -26 170  
SINCE JUN 1 328 366 -38 459  
SINCE JAN 1 334 379 -45 502    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 9.0  
 
 
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 100 600 AM  
LOWEST 32 600 PM  
AVERAGE 66  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 98 2008  
1992  
1948  
MINIMUM TEMPERATURE (F) 54 38 1978  
1908  
 
 
SUNRISE AND SUNSET  
AUGUST 19 2019........SUNRISE 654 AM CDT SUNSET 901 PM CDT  
AUGUST 20 2019........SUNRISE 656 AM CDT SUNSET 859 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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