846  
CDUS43 KDMX 180630  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 405 PM 105 1988 83 -4 83  
MINIMUM 56 1159 PM 46 1962 61 -5 57  
AVERAGE 68 72 -4 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.42 1938 0.15 -0.15 0.00  
MONTH TO DATE 0.82 2.31 -1.49 2.73  
SINCE JUN 1 6.97 12.37 -5.40 12.23  
SINCE JAN 1 15.96 25.24 -9.28 24.62  
 
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 14 21 -7 7  
SINCE JUL 1 4 3 1 0  
 
COOLING  
YESTERDAY 3 7 -4 5  
MONTH TO DATE 137 137 0 152  
SINCE JUN 1 646 646 0 695  
SINCE JAN 1 738 718 20 803    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 12.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 1100 PM  
LOWEST 40 100 PM  
AVERAGE 62  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 110 1936  
MINIMUM TEMPERATURE (F) 61 43 1977  
2012  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 619 AM CDT SUNSET 807 PM CDT  
AUGUST 19 2023........SUNRISE 621 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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