609  
CDUS43 KDTX 182034  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
434 PM EDT MON MAY 18 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR MAY 18 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 54 235 PM 69 -15 72  
MINIMUM 52 256 PM 47 5 48  
AVERAGE 53 58 -5 60  
 
PRECIPITATION (IN)  
TODAY 2.32 0.11 2.21 T  
MONTH TO DATE 4.37 1.97 2.40 1.35  
SINCE MAR 1 9.09 6.92 2.17 4.64  
SINCE JAN 1 11.95 10.24 1.71 7.73  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 MM  
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  
TODAY 12 8 4 5  
MONTH TO DATE 274 191 83 224  
SINCE MAR 1 1696 1732 -36 1839  
SINCE JUL 1 6330 6831 -501 6919  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 10 -10 0  
SINCE MAR 1 0 14 -14 0  
SINCE JAN 1 0 14 -14 0    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 17.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 93  
AVERAGE 97  
   
......................................................
 
 
SUNRISE AND SUNSET  
MAY 18 2020...........SUNRISE 608 AM EDT SUNSET 858 PM EDT  
MAY 19 2020...........SUNRISE 607 AM EDT SUNSET 859 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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