680  
CDUS43 KGRR 182129  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
528 PM EDT SAT MAY 18 2013  
 
   
...............................
 
 
   
..THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MAY 18 2013
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1892 TO 2013  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83 324 PM 90 1962 70 13 81  
MINIMUM 55 606 AM 28 1973 48 7 48  
AVERAGE 69 59 10  
 
PRECIPITATION (IN)  
TODAY 0.00 3.31 2000 0.13 -0.13 0.00  
MONTH TO DATE 0.58 2.27 -1.69 1.56  
SINCE MAR 1 12.62 7.99 4.63 7.79  
SINCE JAN 1 19.68 11.87 7.81 12.99  
 
SNOWFALL (IN)  
TODAY 0.0 0.2 1915 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE MAR 1 8.4 10.1 -1.7  
SINCE JUL 1 66.0 74.9 -8.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 0  
MONTH TO DATE 89 166 -77 102  
SINCE MAR 1 1726 1594 132 1059  
SINCE JUL 1 6211 6371 -160 5196  
 
COOLING  
TODAY 4 1 3 0  
MONTH TO DATE 26 14 12 17  
SINCE MAR 1 29 22 7 44  
SINCE JAN 1 29 22 7 44    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 7.2  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 400 AM  
LOWEST 35 200 PM  
AVERAGE 51  
   
......................................................
 
 
 
THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 91 1977  
MINIMUM TEMPERATURE (F) 49 30 2002  
 
 
SUNRISE AND SUNSET  
MAY 18 2013...........SUNRISE 616 AM EDT SUNSET 902 PM EDT  
MAY 19 2013...........SUNRISE 615 AM EDT SUNSET 903 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
JMAPLES  
 
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