329  
CDUS43 KBIS 180724  
CLIXWA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
224 AM CDT THU SEP 18 2025  
   
...............................  
 
...THE WILLISTON BASIN AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2025...  
 
CLIMATE NORMAL PERIOD: 9999 TO 9999  
CLIMATE RECORD PERIOD: 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME LAST  
VALUE (LST) YEAR    
.....................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 3:49 PM 86  
MINIMUM 53 6:36 AM 59  
AVERAGE 64 73  
 
PRECIPITATION (IN)  
YESTERDAY T  
MONTH TO DATE 0.26  
SINCE JAN 1 12.95  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1  
 
COOLING  
YESTERDAY 0    
.....................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 41 2:00 PM  
AVERAGE 67  
   
......................................................  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 7:37 AM CDT SUNSET 8:00 PM CDT  
SEPTEMBER 19 2025.....SUNRISE 7:38 AM CDT SUNSET 7:58 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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