880  
CDUS43 KDTX 112131  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
431 PM EST WED DEC 11 2019  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 11 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2019  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 23 336 AM 35 -12 32  
MINIMUM 17 1159 AM 23 -6 28  
AVERAGE 20 29 -9 30  
 
PRECIPITATION (IN)  
TODAY T 0.07 -0.07 0.00  
MONTH TO DATE 0.91 0.74 0.17 0.73  
SINCE DEC 1 0.91 0.74 0.17 0.73  
SINCE JAN 1 32.35 30.42 1.93 30.05  
 
SNOWFALL (IN)  
TODAY T 0.3 -0.3 0.0  
MONTH TO DATE 3.3 2.8 0.5 0.2  
SINCE DEC 1 3.3 2.8 0.5 0.2  
SINCE JUL 1 9.9 6.7 3.2 12.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 45 36 9 35  
MONTH TO DATE 367 381 -14 396  
SINCE DEC 1 367 381 -14 396  
SINCE JUL 1 1821 1854 -33 1921  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 613 557 56 883    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 19.8  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71  
LOWEST 42  
AVERAGE 57  
   
......................................................
 
 
SUNRISE AND SUNSET  
DECEMBER 11 2019......SUNRISE 759 AM EST SUNSET 500 PM EST  
DECEMBER 12 2019......SUNRISE 800 AM EST SUNSET 500 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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