331  
CDUS43 KBIS 080052  
CLIISN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK ND  
741 PM CDT MON MAY 7 2012  
 
   
...............................  
 
   
..THE WILLISTON ND CLIMATE SUMMARY FOR MAY 7 2012  
 
VALID TODAY AS OF 0700 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1894 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 57 502 PM 91 1992 65 -8 64  
MINIMUM 42 418 AM 19 1980 37 5 32  
AVERAGE 50 51 -1 48  
 
PRECIPITATION (IN)  
TODAY T 0.81 1940 0.05 -0.05 0.04  
MONTH TO DATE 0.77 0.34 0.43 0.06  
SINCE MAR 1 2.07 2.05 0.02 4.03  
SINCE JAN 1 2.47 3.03 -0.56 5.88  
 
SNOWFALL (IN)  
TODAY MM  
 
DEGREE DAYS  
HEATING  
TODAY 15 14 1 17  
MONTH TO DATE 92 104 -12 122  
SINCE MAR 1 1375 1861 -486 2282  
SINCE JUL 1 7016 8629 -1613 9289  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 1 1 0 0  
SINCE JAN 1 1 1 0 0    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 21.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1200 AM  
LOWEST 55 200 PM  
AVERAGE 72  
   
......................................................  
 
 
THE WILLISTON ND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 95 1934  
MINIMUM TEMPERATURE (F) 38 15 1945  
 
 
SUNRISE AND SUNSET  
MAY 7 2012...........SUNRISE 626 AM CDT SUNSET 917 PM CDT  
MAY 8 2012...........SUNRISE 624 AM CDT SUNSET 919 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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