AFOS product CLIALO
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CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
129 AM CDT SAT SEP 13 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 12 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         88    220 PM  97    1927  78     10       87       
  MINIMUM         58    104 AM  32    1955  54      4       56       
  AVERAGE         73                        66      7       72     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          3.05 1978   0.11  -0.11     0.00     
  MONTH TO DATE    0.08                      1.34  -1.26     0.10     
  SINCE SEP 1      0.08                      1.34  -1.26     0.10     
  SINCE JAN 1     30.74                     28.44   2.30    33.75     

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                         3     -3        0        
  MONTH TO DATE   50                        20     30       16        
  SINCE SEP 1     50                        20     30       16        
  SINCE JUL 1     65                        33     32       22        

 COOLING                                                              
  YESTERDAY        8                         4      4        7        
  MONTH TO DATE   21                        53    -32       29        
  SINCE SEP 1     21                        53    -32       29        
  SINCE JAN 1    828                       859    -31      851        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     S (160)       
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     S (160)       
  AVERAGE WIND SPEED    11.0                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           100 AM                                      
 LOWEST     40           200 PM                                      
 AVERAGE    65                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   78        97      1897                      
                                             1939                     
 MINIMUM TEMPERATURE (F)   54        31      1975                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 13 2025.....SUNRISE   648 AM CDT   SUNSET   722 PM CDT     
SEPTEMBER 14 2025.....SUNRISE   649 AM CDT   SUNSET   720 PM CDT     


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




$$