725  
CDUS43 KDTX 180535  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1235 AM EST SAT JAN 18 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR JANUARY 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 26 757 PM 29 -3 30  
MINIMUM 20 834 AM 15 5 13  
AVERAGE 23 22 1 22  
 
PRECIPITATION (IN)  
YESTERDAY T 0.06 -0.06 0.01  
MONTH TO DATE 1.59 1.04 0.55 0.24  
SINCE DEC 1 4.55 2.90 1.65 2.22  
SINCE JAN 1 1.59 1.04 0.55 0.24  
 
SNOWFALL (IN)  
YESTERDAY T 0.4 -0.4 0.3  
MONTH TO DATE 2.9 6.7 -3.8 1.0  
SINCE DEC 1 8.7 15.7 -7.0 2.8  
SINCE JUL 1 15.3 19.6 -4.3 15.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 43 -1 43  
MONTH TO DATE 564 722 -158 615  
SINCE DEC 1 1563 1889 -326 1651  
SINCE JUL 1 3017 3362 -345 3176  
 
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 (110)  
AVERAGE WIND SPEED 8.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 600 PM  
LOWEST 57 300 AM  
AVERAGE 63  
   
......................................................
 
 
SUNRISE AND SUNSET  
JANUARY 18 2020.......SUNRISE 805 AM EST SUNSET 529 PM EST  
JANUARY 19 2020.......SUNRISE 804 AM EST SUNSET 530 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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