AFOS product CLIALO
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
685 
CDUS43 KDMX 120630
CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
130 AM CDT FRI SEP 12 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 11 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         84    257 PM  98    2000  79      5       88       
  MINIMUM         54    604 AM  32    1917  54      0       54       
  AVERAGE         69                        66      3       71     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.35 2006   0.11  -0.11     0.00     
  MONTH TO DATE    0.08                      1.23  -1.15     0.10     
  SINCE SEP 1      0.08                      1.23  -1.15     0.10     
  SINCE JAN 1     30.74                     28.33   2.41    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                         2     -2        0        
  MONTH TO DATE   50                        17     33       16        
  SINCE SEP 1     50                        17     33       16        
  SINCE JUL 1     65                        30     35       22        

 COOLING                                                              
  YESTERDAY        4                         4      0        6        
  MONTH TO DATE   13                        49    -36       22        
  SINCE SEP 1     13                        49    -36       22        
  SINCE JAN 1    820                       855    -35      844        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SE (130)       
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED     4.3                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           500 AM                                      
 LOWEST     41           300 PM                                      
 AVERAGE    71                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   78        97      1927                      
 MINIMUM TEMPERATURE (F)   54        32      1955                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 12 2025.....SUNRISE   647 AM CDT   SUNSET   724 PM CDT     
SEPTEMBER 13 2025.....SUNRISE   648 AM CDT   SUNSET   722 PM CDT     


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




$$