134  
CDUS43 KGRR 112129  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
529 PM EDT WED SEP 11 2024  
   
...............................  
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 11 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 2:29 PM 94 1931 76 9 65  
MINIMUM 52 6:14 AM 32 1943 55 -3 55  
AVERAGE 69 65 4 60  
 
PRECIPITATION (IN)  
TODAY 0.00 3.21 1986 0.11 -0.11 1.04  
MONTH TO DATE 0.26 1.20 -0.94 1.21  
SINCE SEP 1 0.26 1.20 -0.94 1.21  
SINCE JAN 1 28.02 27.57 0.45 27.63  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 5  
MONTH TO DATE 30 18 12 14  
SINCE SEP 1 30 18 12 14  
SINCE JUL 1 45 35 10 28  
 
COOLING  
TODAY 4 3 1 0  
MONTH TO DATE 18 40 -22 60  
SINCE SEP 1 18 40 -22 60  
SINCE JAN 1 672 692 -20 628    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 30 3:00 PM  
AVERAGE 62  
   
......................................................  
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 1952  
MINIMUM TEMPERATURE (F) 55 37 1964  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2024.....SUNRISE 7:18 AM EDT SUNSET 7:58 PM EDT  
SEPTEMBER 12 2024.....SUNRISE 7:19 AM EDT SUNSET 7:56 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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