228  
CDUS43 KBIS 280741  
CLIXWA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
241 AM CDT MON SEP 28 2026  
   
...............................  
 
...THE WILLISTON BASIN AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 27 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 61 5:08 PM 80  
MINIMUM 41 6:48 AM 40  
AVERAGE 51 60  
 
PRECIPITATION (IN)  
YESTERDAY T  
MONTH TO DATE 2.31  
SINCE JAN 1 12.36  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14  
 
COOLING  
YESTERDAY 0    
.....................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 8:00 AM  
LOWEST 36 1:00 AM  
AVERAGE 56  
   
......................................................  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2026.....SUNRISE 7:50 AM CDT SUNSET 7:40 PM CDT  
SEPTEMBER 29 2026.....SUNRISE 7:52 AM CDT SUNSET 7:38 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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