591  
CDUS43 KDTX 150540  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
140 AM EDT TUE SEP 15 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR SEPTEMBER 14 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 65 244 PM 73 -8 73  
MINIMUM 50 1158 PM 51 -1 57  
AVERAGE 58 62 -4 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.13 -0.13 0.00  
MONTH TO DATE 3.29 1.77 1.52 1.91  
SINCE SEP 1 3.29 1.77 1.52 1.91  
SINCE JAN 1 24.98 22.29 2.69 19.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 5 2 0  
MONTH TO DATE 49 43 6 23  
SINCE SEP 1 49 43 6 23  
SINCE JUL 1 53 83 -30 31  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 21 33 -12 28  
SINCE SEP 1 21 33 -12 28  
SINCE JAN 1 834 537 297 566    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 1200 AM  
LOWEST 40 300 PM  
AVERAGE 58  
   
......................................................
 
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2020.....SUNRISE 716 AM EDT SUNSET 746 PM EDT  
SEPTEMBER 16 2020.....SUNRISE 717 AM EDT SUNSET 744 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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