054  
CDUS43 KGRR 192109  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
508 PM EDT FRI MAR 19 2010  
   
...............................
 
   
..THE GRAND RAPIDS MI CLIMATE SUMMARY FOR MARCH 19 2010
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1892 TO 2010  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 61 MM 75 1921 45 16  
MINIMUM 46 MM 0 1923 27 19  
AVERAGE 54 36 18  
 
PRECIPITATION (IN)  
TODAY 0.00 2.12 1948 0.09 -0.09  
MONTH TO DATE 0.87 1.43 -0.56  
SINCE MAR 1 0.87 1.43 -0.56  
SINCE JAN 1 3.52 5.00 -1.48  
 
SNOWFALL (IN)  
TODAY 0.0 3.3 1971 0.3 -0.3  
MONTH TO DATE T 5.7 -5.7  
SINCE MAR 1 T 5.7 -5.7  
SINCE JUL 1 70.2 66.1 4.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 11 -19  
MONTH TO DATE 460 -170  
SINCE MAR 1 460 -170  
SINCE JUL 1 5152 -534  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 0 0  
SINCE JAN 1 0 0  
   
...........................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 12.5  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71  
LOWEST 46  
AVERAGE 59  
   
......................................................
 
 
 
THE GRAND RAPIDS MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 74 1921  
MINIMUM TEMPERATURE (F) 27 3 1965  
 
SUNRISE AND SUNSET  
MARCH 19 2010.........SUNRISE 747 AM EDT SUNSET 753 PM EDT  
MARCH 20 2010.........SUNRISE 745 AM EDT SUNSET 754 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
63  
 
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