646  
CDUS43 KBIS 160733  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
233 AM CDT FRI AUG 16 2019  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR AUGUST 15 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 80 526 PM 100 1990 85 -5 88  
1988  
MINIMUM 56 512 AM 41 1897 55 1 53  
AVERAGE 68 70 -2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.27 1.23 1968 0.05 0.22 0.00  
MONTH TO DATE 1.85 0.72 1.13 0.12  
SINCE JUN 1 7.74 5.78 1.96 6.13  
SINCE JAN 1 11.51 10.39 1.12 10.44  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 8 15 -7 2  
SINCE JUN 1 93 159 -66 38  
SINCE JUL 1 23 39 -16 11  
 
COOLING  
YESTERDAY 3 6 -3 6  
MONTH TO DATE 83 100 -17 139  
SINCE JUN 1 321 350 -29 428  
SINCE JAN 1 327 363 -36 471    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 35 500 PM  
AVERAGE 68  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 2003  
MINIMUM TEMPERATURE (F) 54 40 2002  
1926  
 
 
SUNRISE AND SUNSET  
AUGUST 16 2019........SUNRISE 650 AM CDT SUNSET 907 PM CDT  
AUGUST 17 2019........SUNRISE 651 AM CDT SUNSET 905 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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