AFOS product CLIALO
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CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
142 AM CDT WED SEP 03 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 2 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    405 PM 100    1925  81     -2       77       
  MINIMUM         51    612 AM  38    1946  57     -6       48       
                                      1967                           
  AVERAGE         65                        69     -4       63     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.63 1912   0.12  -0.12     0.00     
  MONTH TO DATE    0.00                      0.24  -0.24     0.00     
  SINCE SEP 1      0.00                      0.24  -0.24     0.00     
  SINCE JAN 1     30.66                     27.34   3.32    33.65     

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 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        0                         1     -1        2        
  MONTH TO DATE    0                         2     -2        2        
  SINCE SEP 1      0                         2     -2        2        
  SINCE JUL 1     15                        15      0        8        

 COOLING                                                              
  YESTERDAY        0                         5     -5        0        
  MONTH TO DATE    1                        10     -9        0        
  SINCE SEP 1      1                        10     -9        0        
  SINCE JAN 1    808                       816     -8      822        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (260)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (260)       
  AVERAGE WIND SPEED     3.3                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM                                      
 LOWEST     44           200 PM                                      
 AVERAGE    72                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   81       101      1939                      
 MINIMUM TEMPERATURE (F)   57        36      1974                      


SUNRISE AND SUNSET                                                    
SEPTEMBER  3 2025.....SUNRISE   637 AM CDT   SUNSET   740 PM CDT     
SEPTEMBER  4 2025.....SUNRISE   638 AM CDT   SUNSET   738 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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