030  
CDUS43 KBIS 210727  
CLIXWA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
227 AM CDT MON SEP 21 2026  
   
...............................  
 
...THE WILLISTON BASIN AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2026...  
 
CLIMATE NORMAL PERIOD: 9999 TO 9999  
CLIMATE RECORD PERIOD: 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME LAST  
VALUE (LST) YEAR    
.....................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 60 2:25 PM 79  
MINIMUM 52 9:24 AM 47  
AVERAGE 56 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.20  
MONTH TO DATE 2.08  
SINCE JAN 1 12.13  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9  
 
COOLING  
YESTERDAY 0    
.....................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 AM  
LOWEST 69 2:00 PM  
AVERAGE 83  
   
......................................................  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2026.....SUNRISE 7:40 AM CDT SUNSET 7:55 PM CDT  
SEPTEMBER 22 2026.....SUNRISE 7:42 AM CDT SUNSET 7:53 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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