920  
CDUS43 KBIS 310727  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
226 AM CDT WED JUL 31 2019  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR JULY 30 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 86 135 PM 102 2007 86 0 91  
2000  
MINIMUM 55 541 AM 39 1903 57 -2 52  
AVERAGE 71 72 -1 72  
 
PRECIPITATION (IN)  
YESTERDAY T 0.41 1975 0.06 -0.06 0.00  
1961  
MONTH TO DATE 3.23 2.48 0.75 2.99  
SINCE JUN 1 5.89 5.00 0.89 6.00  
SINCE JAN 1 9.66 9.61 0.05 10.31  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 15 21 -6 9  
SINCE JUN 1 85 141 -56 36  
SINCE JUL 1 15 21 -6 9  
 
COOLING  
YESTERDAY 6 7 -1 7  
MONTH TO DATE 159 175 -16 184  
SINCE JUN 1 223 243 -20 288  
SINCE JAN 1 229 256 -27 331    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 10.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 600 AM  
LOWEST 37 100 PM  
AVERAGE 55  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 105 1989  
MINIMUM TEMPERATURE (F) 57 40 1898  
 
 
SUNRISE AND SUNSET  
JULY 31 2019..........SUNRISE 629 AM CDT SUNSET 932 PM CDT  
AUGUST 1 2019........SUNRISE 630 AM CDT SUNSET 931 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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