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951 
CDUS43 KDMX 190629
CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
1229 AM CST TUE DEC 19 2023

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

...THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 18 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         35   1216 AM  57    1923  33      2       13       
                                      2002                           
  MINIMUM         11   1159 PM -23    1983  16     -5       -1       
  AVERAGE         23                        24     -1        6     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.93 1968   0.05  -0.05     0.00     
  MONTH TO DATE    0.12                      0.88  -0.76     1.00     
  SINCE DEC 1      0.12                      0.88  -0.76     1.00     
  SINCE JAN 1     21.90                     35.73 -13.83    33.45     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           4.7  2000   0.4   -0.4      0.0      
  MONTH TO DATE    T                         5.5   -5.5      3.1      
  SINCE DEC 1      T                         5.5   -5.5      3.1      
  SINCE JUL 1      2.1                       8.9   -6.8      7.8      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       42                        40      2       59        
  MONTH TO DATE  566                       677   -111      660        
  SINCE DEC 1    566                       677   -111      660        
  SINCE JUL 1   1717                      2055   -338     2031        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1   1115                       916    199     1023        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    33   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    46   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED    15.9                                        


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70          1100 PM                                      
 LOWEST     39           200 PM                                      
 AVERAGE    55                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   32        52      1979                      
                                             1988                     
                                             2018                     
 MINIMUM TEMPERATURE (F)   16       -25      1985                      


SUNRISE AND SUNSET                                                    
DECEMBER 19 2023......SUNRISE   735 AM CST   SUNSET   438 PM CST     
DECEMBER 20 2023......SUNRISE   735 AM CST   SUNSET   439 PM CST     


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




$$