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860 
CDUS43 KDMX 210636
CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
136 AM CDT MON APR 21 2025

...................................

...THE WATERLOO IA CLIMATE SUMMARY FOR APRIL 20 2025...

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)                                                          
 YESTERDAY                                                           
  MAXIMUM         51    903 AM  89    1987  63    -12       47       
  MINIMUM         35   1244 AM  21    2018  40     -5       33       
  AVERAGE         43                        51     -8       40     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.81          2.65 1979   0.15   1.66     0.00     
  MONTH TO DATE    2.53                      2.54  -0.01     1.53     
  SINCE MAR 1      4.91                      4.52   0.39     4.03     
  SINCE JAN 1      5.45                      6.76  -1.31     6.75     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           3.0  1993   0.1   -0.1      0.0      
  MONTH TO DATE    0.0                       1.4   -1.4       T       
  SINCE MAR 1      4.2                       6.0   -1.8      4.9      
  SINCE JUL 1     17.1                      38.7  -21.6     32.3      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       22                        14      8       25        
  MONTH TO DATE  363                       354      9      316        
  SINCE MAR 1   1006                      1233   -227     1043        
  SINCE JUL 1   5751                      6403   -652     5265        

 COOLING                                                              
  YESTERDAY        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    39   HIGHEST WIND DIRECTION    NE (60)        
  HIGHEST GUST SPEED    50   HIGHEST GUST DIRECTION    NE (60)        
  AVERAGE WIND SPEED    11.7                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 PM                                      
 LOWEST     56           800 AM                                      
 AVERAGE    75                                                        

..........................................................


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   63        93      1980                      
 MINIMUM TEMPERATURE (F)   40        20      2021                      


SUNRISE AND SUNSET                                                    
APRIL 21 2025.........SUNRISE   618 AM CDT   SUNSET   759 PM CDT     
APRIL 22 2025.........SUNRISE   617 AM CDT   SUNSET   800 PM CDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$