354  
CDUS43 KDMX 182227  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
527 PM CDT FRI APR 18 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR APRIL 18 2025
 
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 63 318 AM 92 1994 62 1 54  
MINIMUM 51 140 AM 20 1983 39 12 37  
AVERAGE 57 50 7 46  
 
PRECIPITATION (IN)  
TODAY 0.08 2.29 2008 0.15 -0.07 0.26  
MONTH TO DATE 0.72 2.24 -1.52 1.53  
SINCE MAR 1 3.10 4.22 -1.12 4.03  
SINCE JAN 1 3.64 6.46 -2.82 6.75  
 
SNOWFALL (IN)  
TODAY 0.0 4.0 1989 0.1 -0.1 0.0  
2018  
MONTH TO DATE 0.0 1.3 -1.3 T  
SINCE MAR 1 4.2 5.9 -1.7 4.9  
SINCE JUL 1 17.1 38.6 -21.5 32.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 8 15 -7 19  
MONTH TO DATE 319 326 -7 269  
SINCE MAR 1 962 1205 -243 996  
SINCE JUL 1 5707 6375 -668 5218  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 5 1 4 2  
SINCE JAN 1 5 1 4 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 11.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 500 AM  
LOWEST 75 1200 AM  
AVERAGE 83  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 1985  
MINIMUM TEMPERATURE (F) 39 20 1988  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 623 AM CDT SUNSET 755 PM CDT  
APRIL 19 2025.........SUNRISE 622 AM CDT SUNSET 756 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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