AFOS product CLIALO
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CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
143 AM CDT MON AUG 11 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 10 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         79    219 PM  97    1918  84     -5       77       
  MINIMUM         68   1159 PM  44    1917  62      6       51       
  AVERAGE         74                        73      1       64     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.93          2.01 1911   0.13   1.80     0.00     
  MONTH TO DATE    1.96                      1.35   0.61      T       
  SINCE JUN 1     18.49                     11.41   7.08    12.63     
  SINCE JAN 1     29.53                     24.28   5.25    31.87     

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        1        
  MONTH TO DATE    0                         0      0        3        
  SINCE JUN 1      6                        21    -15        4        
  SINCE JUL 1      0                         3     -3        4        

 COOLING                                                              
  YESTERDAY        9                         8      1        0        
  MONTH TO DATE   72                        83    -11       83        
  SINCE JUN 1    633                       592     41      613        
  SINCE JAN 1    679                       664     15      649        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    SW (220)       
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    SW (240)       
  AVERAGE WIND SPEED     5.7                                        


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           900 PM                                      
 LOWEST     74          1200 PM                                      
 AVERAGE    87                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   84        99      1905                      
 MINIMUM TEMPERATURE (F)   62        43      1982                      


SUNRISE AND SUNSET                                                    
AUGUST 11 2025........SUNRISE   613 AM CDT   SUNSET   816 PM CDT     
AUGUST 12 2025........SUNRISE   614 AM CDT   SUNSET   815 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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