645  
CDUS43 KDTX 210555  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
155 AM EDT MON OCT 21 2019  
 
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR OCTOBER 20 2019
 
 
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)  
YESTERDAY  
MAXIMUM 68 258 PM 58 10 52  
MINIMUM 45 245 AM 39 6 36  
AVERAGE 57 48 9 44  
 
PRECIPITATION (IN)  
YESTERDAY T 0.07 -0.07 0.09  
MONTH TO DATE 4.29 1.72 2.57 2.35  
SINCE SEP 1 8.74 5.55 3.19 4.16  
SINCE JAN 1 26.08 26.07 0.01 26.41  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 MM 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 -9  
MONTH TO DATE 250 -23  
SINCE SEP 1 301 -131  
SINCE JUL 1 309 -163  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 4 2  
SINCE SEP 1 75 25  
SINCE JAN 1 613 59    
..................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 4.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 48  
AVERAGE 71  
   
......................................................
 
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL  
MAXIMUM TEMPERATURE (F) 57  
MINIMUM TEMPERATURE (F) 39  
 
 
SUNRISE AND SUNSET  
OCTOBER 21 2019.......SUNRISE 758 AM EDT SUNSET 644 PM EDT  
OCTOBER 22 2019.......SUNRISE 759 AM EDT SUNSET 642 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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