660  
CDUS43 KDMX 212229  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
529 PM CDT FRI APR 21 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR APRIL 21 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 50 126 PM 93 1980 63 -13 67  
MINIMUM 39 442 AM 20 2021 40 -1 40  
AVERAGE 45 52 -7 54  
 
PRECIPITATION (IN)  
TODAY T 1.63 1905 0.15 -0.15 0.04  
MONTH TO DATE 1.19 2.69 -1.50 1.29  
SINCE MAR 1 2.89 4.67 -1.78 4.74  
SINCE JAN 1 7.20 6.91 0.29 5.57  
 
SNOWFALL (IN)  
TODAY MM 4.5 1918 0.0 MM 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 20 14 6 11  
MONTH TO DATE 283 368 -85 484  
SINCE MAR 1 1208 1247 -39 1355  
SINCE JUL 1 6259 6417 -158 6352  
 
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 28 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 17.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 100 AM  
LOWEST 47 1000 AM  
AVERAGE 63  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 100 1980  
MINIMUM TEMPERATURE (F) 40 20 1986  
 
SUNRISE AND SUNSET  
APRIL 21 2023.........SUNRISE 619 AM CDT SUNSET 758 PM CDT  
APRIL 22 2023.........SUNRISE 618 AM CDT SUNSET 759 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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