650  
CDUS43 KDTX 180538  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1238 AM EST TUE FEB 18 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR FEBRUARY 17 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2020  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 31 359 PM 32 -1 25  
MINIMUM 13 723 AM 18 -5 12  
AVERAGE 22 25 -3 19  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 0.05 0.03 T  
MONTH TO DATE 0.32 0.85 -0.53 1.17  
SINCE DEC 1 5.71 4.42 1.29 4.45  
SINCE JAN 1 2.75 2.56 0.19 2.47  
 
SNOWFALL (IN)  
YESTERDAY 2.0 0.2 1.8 0.1  
MONTH TO DATE 9.6 5.1 4.5 8.9  
SINCE DEC 1 25.1 26.0 -0.9 24.0  
SINCE JUL 1 31.7 29.9 1.8 36.5  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 40 3 46  
MONTH TO DATE 667 709 -42 667  
SINCE DEC 1 2732 3201 -469 3079  
SINCE JUL 1 4186 4674 -488 4604  
 
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 17 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 700 PM  
LOWEST 52 1200 AM  
AVERAGE 69  
   
......................................................
 
 
SUNRISE AND SUNSET  
FEBRUARY 18 2020......SUNRISE 731 AM EST SUNSET 610 PM EST  
FEBRUARY 19 2020......SUNRISE 729 AM EST SUNSET 612 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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