230  
CDUS43 KDTX 180640  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
140 AM EST TUE FEB 18 2025  
   
...............................  
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR FEBRUARY 17 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 18 132 AM 53 2011 32 -14 24  
MINIMUM 1 1159 PM -17 1979 18 -17 13  
AVERAGE 10 25 -15 19  
 
PRECIPITATION (IN)  
YESTERDAY T 0.80 2008 0.07 -0.07 0.04  
MONTH TO DATE 0.68 0.98 -0.30 0.37  
SINCE DEC 1 3.64 4.75 -1.11 4.35  
SINCE JAN 1 1.14 2.90 -1.76 2.62  
 
SNOWFALL (IN)  
YESTERDAY 0.2 5.5 2014 0.4 -0.2 1.2  
MONTH TO DATE 12.3 7.1 5.2 6.2  
SINCE DEC 1 29.6 32.8 -3.2 24.5  
SINCE JUL 1 29.7 36.3 -6.6 26.0  
SNOW DEPTH 7  
 
DEGREE DAYS  
HEATING  
YESTERDAY 55 40 15 46  
MONTH TO DATE 763 710 53 522  
SINCE DEC 1 3173 3132 41 2542  
SINCE JUL 1 4166 4523 -357 3790  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 16.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 600 AM  
LOWEST 43 500 PM  
AVERAGE 60  
   
......................................................  
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 62 2017  
MINIMUM TEMPERATURE (F) 18 -12 1920  
1936  
1979  
 
SUNRISE AND SUNSET  
FEBRUARY 18 2025......SUNRISE 730 AM EST SUNSET 611 PM EST  
FEBRUARY 19 2025......SUNRISE 728 AM EST SUNSET 613 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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