775  
CDUS43 KGRR 142107  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
506 PM EDT WED OCT 14 2009  
 
   
...............................
 
 
   
..THE GRAND RAPIDS MI CLIMATE SUMMARY FOR OCTOBER 14 2009
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1892 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 45 MM 83 1975 61 -16  
1897  
1892  
MINIMUM 35 MM 29 1937 41 -6  
AVERAGE 40 51 -11  
 
PRECIPITATION (IN)  
TODAY T 1.70 1954 0.09 -0.09  
MONTH TO DATE 2.18 1.36 0.82  
SINCE SEP 1 3.74 5.64 -1.90  
SINCE JAN 1 32.92 29.64 3.28  
 
SNOWFALL (IN)  
TODAY MM T 2006 0.0 MM  
1983  
MONTH TO DATE T 0.0 0.0  
SINCE SEP 1 T 0.0 0.0  
SINCE JUL 1 T 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 25 11  
MONTH TO DATE 250 81  
SINCE SEP 1 330 2  
SINCE JUL 1 383 21  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 -5  
SINCE SEP 1 47 -14  
SINCE JAN 1 455 -158    
...........................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 7.2  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 58  
AVERAGE 70  
   
......................................................
 
 
 
THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 85 1947  
1899  
1897  
MINIMUM TEMPERATURE (F) 40 23 1944  
 
 
SUNRISE AND SUNSET  
OCTOBER 14 2009.......SUNRISE 754 AM EDT SUNSET 701 PM EDT  
OCTOBER 15 2009.......SUNRISE 756 AM EDT SUNSET 659 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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