AFOS product CLIALO
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CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
130 AM CDT THU OCT 16 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR OCTOBER 15 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         59    327 PM  85    1899  64     -5       58       
                                      1953                           
                                      1963                           
  MINIMUM         53    821 AM  21    1937  41     12       30       
  AVERAGE         56                        52      4       44     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.19          0.73 1920   0.09   0.10     0.00     
  MONTH TO DATE    0.60                      1.46  -0.86     0.01     
  SINCE SEP 1      1.49                      4.60  -3.11     0.45     
  SINCE JAN 1     32.15                     31.70   0.45    34.10     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1972   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE SEP 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        9                        13     -4       21        
  MONTH TO DATE   75                       156    -81      109        
  SINCE SEP 1    128                       265   -137      143        
  SINCE JUL 1    143                       278   -135      149        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE   45                        10     35       11        
  SINCE SEP 1    172                       107     65      154        
  SINCE JAN 1    979                       913     66      976        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (100)       
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     E (100)       
  AVERAGE WIND SPEED     9.0                                        


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          1200 PM                                      
 LOWEST     86           600 AM                                      
 AVERAGE    92                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   63        86      1910                      
                                             1938                     
 MINIMUM TEMPERATURE (F)   40        22      1952                      


SUNRISE AND SUNSET                                                    
OCTOBER 16 2025.......SUNRISE   724 AM CDT   SUNSET   625 PM CDT     
OCTOBER 17 2025.......SUNRISE   725 AM CDT   SUNSET   624 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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