980  
CDUS43 KGRR 100606  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
106 AM EST TUE NOV 10 2009  
 
   
...............................  
 
   
..THE GRAND RAPIDS MI CLIMATE SUMMARY FOR NOVEMBER 9 2009  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1892 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 65 241 PM 73 1931 48 17 41  
MINIMUM 47 1159 PM 16 2003 33 14 31  
AVERAGE 56 41 15 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.53 1966 0.11 -0.11 0.09  
MONTH TO DATE 0.14 0.94 -0.80 0.92  
SINCE SEP 1 9.34 8.02 1.32 13.17  
SINCE JAN 1 38.52 32.02 6.50 41.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.8 1957 0.2 -0.2 0.6  
MONTH TO DATE 0.0 1.3 -1.3 0.6  
SINCE SEP 1 T 1.9 -1.9 0.6  
SINCE JUL 1 T 1.9 -1.9 0.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 24 -15 29  
MONTH TO DATE 170 203 -33 129  
SINCE SEP 1 763 833 -70 659  
SINCE JUL 1 816 867 -51 663  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 47 61 -14 66  
SINCE JAN 1 455 613 -158 635    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE 19 PERCENT  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72  
LOWEST 55  
AVERAGE 64  
   
......................................................  
 
 
THE GRAND RAPIDS MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 67 1999  
MINIMUM TEMPERATURE (F) 33 16 1957  
 
 
SUNRISE AND SUNSET  
NOVEMBER 10 2009......SUNRISE 728 AM EST SUNSET 523 PM EST  
NOVEMBER 11 2009......SUNRISE 729 AM EST SUNSET 522 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
MJK  
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