261  
CDUS43 KDMX 202227  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
527 PM CDT THU APR 20 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR APRIL 20 2023
 
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 61 1208 PM 89 1987 63 -2 50  
MINIMUM 46 636 AM 21 2018 40 6 45  
AVERAGE 54 51 3 48  
 
PRECIPITATION (IN)  
TODAY 0.38 2.65 1979 0.15 0.23 0.42  
MONTH TO DATE 1.19 2.54 -1.35 1.25  
SINCE MAR 1 2.89 4.52 -1.63 4.70  
SINCE JAN 1 7.20 6.76 0.44 5.53  
 
SNOWFALL (IN)  
TODAY 0.0 3.0 1993 0.1 -0.1 0.0  
MONTH TO DATE T 1.4 -1.4 3.3  
SINCE MAR 1 8.7 6.0 2.7 7.7  
SINCE JUL 1 38.5 38.7 -0.2 24.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 11 14 -3 17  
MONTH TO DATE 259 354 -95 473  
SINCE MAR 1 1184 1233 -49 1344  
SINCE JUL 1 6235 6403 -168 6341  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 18 0 18 0  
SINCE MAR 1 18 1 17 0  
SINCE JAN 1 18 1 17 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 12.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 800 AM  
LOWEST 66 400 PM  
AVERAGE 80  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 93 1980  
MINIMUM TEMPERATURE (F) 40 20 2021  
 
SUNRISE AND SUNSET  
APRIL 20 2023.........SUNRISE 621 AM CDT SUNSET 757 PM CDT  
APRIL 21 2023.........SUNRISE 619 AM CDT SUNSET 758 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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