965  
CDUS43 KDTX 132150  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
450 PM EST FRI DEC 13 2019  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR DECEMBER 13 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 39 358 PM 34 5 38  
MINIMUM 34 821 AM 22 12 27  
AVERAGE 37 28 9 33  
 
PRECIPITATION (IN)  
TODAY 0.00 0.06 -0.06 0.00  
MONTH TO DATE 0.91 0.85 0.06 0.73  
SINCE DEC 1 0.91 0.85 0.06 0.73  
SINCE JAN 1 32.35 30.53 1.82 30.05  
 
SNOWFALL (IN)  
TODAY 0.0 0.3 -0.3 0.0  
MONTH TO DATE 3.3 3.4 -0.1 0.2  
SINCE DEC 1 3.3 3.4 -0.1 0.2  
SINCE JUL 1 9.9 7.3 2.6 12.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 28 37 -9 32  
MONTH TO DATE 437 455 -18 463  
SINCE DEC 1 437 455 -18 463  
SINCE JUL 1 1891 1928 -37 1988  
 
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 15 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69  
LOWEST 62  
AVERAGE 66  
   
......................................................
 
 
SUNRISE AND SUNSET  
DECEMBER 13 2019......SUNRISE 801 AM EST SUNSET 500 PM EST  
DECEMBER 14 2019......SUNRISE 802 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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