012  
CDUS43 KDTX 300539  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
139 AM EDT SUN APR 30 2017  
 
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR APRIL 29 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1898 TO 2017  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
..................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 305 PM 62 -9 54  
MINIMUM 43 1139 PM 41 2 40  
AVERAGE 48 51 -3  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.10 -0.06  
MONTH TO DATE 4.90 2.79 2.11  
SINCE MAR 1 7.70 4.85 2.85  
SINCE JAN 1 12.21 8.17 4.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE T  
SINCE MAR 1 7.5  
SINCE JUL 1 37.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 3  
MONTH TO DATE 402 -157  
SINCE MAR 1 1392 -136  
SINCE JUL 1 5561 -1066  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 4 4  
SINCE MAR 1 4 4  
SINCE JAN 1 4 4    
..................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 11.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89  
LOWEST 50  
AVERAGE 70  
   
......................................................
 
 
 
THE TRI CITIES MI CLIMATE NORMALS FOR TODAY  
NORMAL  
MAXIMUM TEMPERATURE (F) 62  
MINIMUM TEMPERATURE (F) 41  
 
 
SUNRISE AND SUNSET  
APRIL 30 2017.........SUNRISE 630 AM EDT SUNSET 838 PM EDT  
MAY 1 2017...........SUNRISE 629 AM EDT SUNSET 839 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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