232  
CDUS43 KGRR 181447  
CLIJXN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
946 AM EST THU JAN 18 2018  
 
   
...............................
 
 
   
..THE JACKSON MI CLIMATE SUMMARY FOR JANUARY 18 2018
 
 
VALID AS OF 0900 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1944 TO 9999  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
..................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 17 859 AM 31 -14 38  
MINIMUM 14 335 AM 16 -2 32  
AVERAGE 16 23 -7 35  
 
PRECIPITATION (IN)  
TODAY 0.00 0.05 -0.05 T  
MONTH TO DATE 0.41 0.96 -0.55 2.30  
SINCE DEC 1 1.09 2.83 -1.74 3.18  
SINCE JAN 1 0.41 0.96 -0.55 2.30  
 
DEGREE DAYS  
HEATING  
TODAY 49 42 7 30  
MONTH TO DATE 859 745 114 694  
SINCE DEC 1 2081 1889 192 1859  
SINCE JUL 1 3323 3293 30 2829  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 17 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 17.1  
 
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 800 AM  
LOWEST 67 1200 AM  
AVERAGE 71  
   
......................................................
 
 
 
THE JACKSON MI CLIMATE NORMALS FOR TOMORROW  
NORMAL  
MAXIMUM TEMPERATURE (F) 31  
MINIMUM TEMPERATURE (F) 16  
 
 
SUNRISE AND SUNSET  
JANUARY 18 2018.......SUNRISE 803 AM EST SUNSET 534 PM EST  
JANUARY 19 2018.......SUNRISE 802 AM EST SUNSET 536 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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