282  
CDUS43 KBIS 160724  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
224 AM CDT MON SEP 16 2019  
 
   
...............................
 
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR SEPTEMBER 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 91 502 PM 100 1948 72 19 66  
MINIMUM 48 459 AM 24 1934 42 6 49  
AVERAGE 70 57 13 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.22 1991 0.03 -0.03 T  
MONTH TO DATE 6.13 0.55 5.58 0.21  
SINCE SEP 1 6.13 0.55 5.58 0.21  
SINCE JAN 1 17.75 11.67 6.08 11.20  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 7  
MONTH TO DATE 68 93 -25 61  
SINCE SEP 1 68 93 -25 61  
SINCE JUL 1 116 164 -48 134  
 
COOLING  
YESTERDAY 5 1 4 0  
MONTH TO DATE 11 22 -11 23  
SINCE SEP 1 11 22 -11 23  
SINCE JAN 1 388 451 -63 534    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 2.9  
 
 
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 93 500 AM  
LOWEST 32 300 PM  
AVERAGE 63  
   
......................................................
 
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 96 1998  
MINIMUM TEMPERATURE (F) 42 23 1973  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2019.....SUNRISE 733 AM CDT SUNSET 805 PM CDT  
SEPTEMBER 17 2019.....SUNRISE 734 AM CDT SUNSET 803 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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