970  
CDUS43 KDTX 092134  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
434 PM EST MON DEC 09 2019  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 9 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 49 304 PM 35 14 32  
MINIMUM 39 229 AM 23 16 16  
AVERAGE 44 29 15 24  
 
PRECIPITATION (IN)  
TODAY 0.32 0.07 0.25 0.00  
MONTH TO DATE 0.91 0.61 0.30 0.73  
SINCE DEC 1 0.91 0.61 0.30 0.73  
SINCE JAN 1 32.35 30.29 2.06 30.05  
 
SNOWFALL (IN)  
TODAY 0.0 0.2 -0.2 0.0  
MONTH TO DATE 3.3 2.2 1.1 0.2  
SINCE DEC 1 3.3 2.2 1.1 0.2  
SINCE JUL 1 9.9 6.1 3.8 12.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 21 36 -15 41  
MONTH TO DATE 287 309 -22 325  
SINCE DEC 1 287 309 -22 325  
SINCE JUL 1 1741 1782 -41 1850  
 
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 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 80  
AVERAGE 85  
   
......................................................
 
 
SUNRISE AND SUNSET  
DECEMBER 9 2019......SUNRISE 757 AM EST SUNSET 500 PM EST  
DECEMBER 10 2019......SUNRISE 758 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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