829  
CDUS43 KDTX 120544  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
144 AM EDT TUE MAY 12 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR MAY 11 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 52 432 PM 66 -14 54  
MINIMUM 33 1159 PM 45 -12 38  
AVERAGE 43 56 -13 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.11 -0.11 0.00  
MONTH TO DATE 0.11 1.19 -1.08 1.25  
SINCE MAR 1 4.83 6.14 -1.31 4.54  
SINCE JAN 1 7.69 9.46 -1.77 7.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE MAR 1 1.6 8.1 -6.5 4.0  
SINCE JUL 1 34.4 41.5 -7.1 44.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 10 12 19  
MONTH TO DATE 188 128 60 161  
SINCE MAR 1 1610 1669 -59 1776  
SINCE JUL 1 6244 6768 -524 6856  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 3 -3 0  
SINCE MAR 1 0 7 -7 0  
SINCE JAN 1 0 7 -7 0    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 9.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 800 AM  
LOWEST 34 600 PM  
AVERAGE 55  
   
......................................................
 
 
SUNRISE AND SUNSET  
MAY 12 2020...........SUNRISE 614 AM EDT SUNSET 852 PM EDT  
MAY 13 2020...........SUNRISE 613 AM EDT SUNSET 853 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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