696  
CDUS43 KGRR 171430  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
929 AM EST WED JAN 17 2018  
 
   
...............................
 
 
   
..THE LANSING MI CLIMATE SUMMARY FOR JANUARY 17 2018
 
 
VALID AS OF 0900 AM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1864 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 11 859 AM 59 1952 30 -19 39  
MINIMUM 0 249 AM -18 1976 16 -16 33  
AVERAGE 6 23 -17 36  
 
PRECIPITATION (IN)  
TODAY 0.00 1.10 1885 0.05 -0.05 0.47  
MONTH TO DATE 0.97 0.99 -0.02 2.64  
SINCE DEC 1 2.29 2.86 -0.57 4.40  
SINCE JAN 1 0.97 0.99 -0.02 2.64  
 
SNOWFALL (IN)  
TODAY 0.0 11.0 1885 0.4 -0.4 0.0  
MONTH TO DATE 7.2 7.7 -0.5 3.7  
SINCE DEC 1 24.6 20.7 3.9 19.8  
SINCE JUL 1 25.0 24.5 0.5 19.8  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
TODAY 59 42 17 29  
MONTH TO DATE 810 705 105 674  
SINCE DEC 1 2073 1843 230 1816  
SINCE JUL 1 3329 3257 72 2791  
 
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 4 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.6  
 
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 700 AM  
LOWEST 87 600 AM  
AVERAGE 92  
   
......................................................
 
 
 
THE LANSING MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 60 1996  
MINIMUM TEMPERATURE (F) 16 -25 1976  
 
 
SUNRISE AND SUNSET  
JANUARY 17 2018.......SUNRISE 805 AM EST SUNSET 532 PM EST  
JANUARY 18 2018.......SUNRISE 805 AM EST SUNSET 534 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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