497  
CDUS43 KGRR 171427  
CLIAZO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
927 AM EST SUN DEC 17 2017  
 
   
...............................
 
 
   
..THE KALAMAZOO MI CLIMATE SUMMARY FOR DECEMBER 17 2017
 
 
VALID AS OF 0900 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2017  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
..................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 28 859 AM 34 -6 29  
MINIMUM 24 404 AM 22 2 17  
AVERAGE 26 28 -2 23  
 
PRECIPITATION (IN)  
TODAY 0.00 0.06 -0.06 0.01  
MONTH TO DATE 0.41 1.20 -0.79 0.75  
SINCE DEC 1 0.41 1.20 -0.79 0.75  
SINCE JAN 1 38.97 34.96 4.01 37.23  
 
DEGREE DAYS  
HEATING  
TODAY 39 37 2 42  
MONTH TO DATE 580 582 -2 651  
SINCE DEC 1 580 582 -2 651  
SINCE JUL 1 1743 1909 -166 1551  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 768 675 93 912    
..................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 4.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 800 AM  
LOWEST 81 1200 AM  
AVERAGE 91  
   
......................................................
 
 
 
THE KALAMAZOO MI CLIMATE NORMALS FOR TOMORROW  
NORMAL  
MAXIMUM TEMPERATURE (F) 34  
MINIMUM TEMPERATURE (F) 22  
 
 
SUNRISE AND SUNSET  
DECEMBER 17 2017......SUNRISE 805 AM EST SUNSET 511 PM EST  
DECEMBER 18 2017......SUNRISE 806 AM EST SUNSET 512 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
JAM  
 
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