504  
CDUS43 KDTX 212036  
CLIMBS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
436 PM EDT THU MAY 21 2020  
   
...............................
 
 
   
..THE TRI CITIES MI CLIMATE SUMMARY FOR MAY 21 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 73 259 PM 70 3 63  
MINIMUM 47 518 AM 48 -1 38  
AVERAGE 60 59 1 51  
 
PRECIPITATION (IN)  
TODAY 0.00 0.12 -0.12 0.00  
MONTH TO DATE 5.19 2.33 2.86 1.50  
SINCE MAR 1 9.91 7.28 2.63 4.79  
SINCE JAN 1 12.77 10.60 2.17 7.88  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 5 7 -2 14  
MONTH TO DATE 293 214 79 257  
SINCE MAR 1 1715 1755 -40 1872  
SINCE JUL 1 6349 6854 -505 6952  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 13 -13 0  
SINCE MAR 1 0 17 -17 0  
SINCE JAN 1 0 17 -17 0    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89  
LOWEST 45  
AVERAGE 67  
   
......................................................
 
 
SUNRISE AND SUNSET  
MAY 21 2020...........SUNRISE 605 AM EDT SUNSET 901 PM EDT  
MAY 22 2020...........SUNRISE 605 AM EDT SUNSET 902 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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