462  
CDUS43 KDMX 180635 RRA  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT SUN AUG 18 2019  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 17 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 133 PM 105 1988 82 3 83  
MINIMUM 55 144 AM 46 1962 60 -5 66  
AVERAGE 70 71 -1 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 1.42 1938 0.15 -0.05 0.00  
MONTH TO DATE 1.20 2.44 -1.24 4.60  
SINCE JUN 1 9.94 12.33 -2.39 17.73  
SINCE JAN 1 25.99 24.45 1.54 28.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 9 30 -21 4  
SINCE JUL 1 0 4 -4 1  
 
COOLING  
YESTERDAY 5 7 -2 10  
MONTH TO DATE 136 125 11 133  
SINCE JUN 1 677 573 104 582  
SINCE JAN 1 714 629 85 707    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 8.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 54 1200 PM  
AVERAGE 74  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 110 1936  
MINIMUM TEMPERATURE (F) 60 43 2012  
1977  
 
 
SUNRISE AND SUNSET  
AUGUST 18 2019........SUNRISE 619 AM CDT SUNSET 807 PM CDT  
AUGUST 19 2019........SUNRISE 620 AM CDT SUNSET 805 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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