802  
CDUS43 KDMX 202343  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
543 PM CST FRI DEC 20 2024  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 20 2024  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 27 244 PM 53 1967 32 -5 46  
MINIMUM 19 459 PM -20 1983 16 3 19  
AVERAGE 23 24 -1 33  
 
PRECIPITATION (IN)  
TODAY T 0.78 2006 0.04 -0.04 0.00  
MONTH TO DATE 0.54 0.97 -0.43 0.12  
SINCE DEC 1 0.54 0.97 -0.43 0.12  
SINCE JAN 1 40.04 35.82 4.22 21.90  
 
SNOWFALL (IN)  
TODAY T 4.5 1897 0.4 -0.4 0.0  
2012  
MONTH TO DATE 2.6 6.2 -3.6 T  
SINCE DEC 1 2.6 6.2 -3.6 T  
SINCE JUL 1 2.8 9.6 -6.8 2.1  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 42 41 1 32  
MONTH TO DATE 770 759 11 639  
SINCE DEC 1 770 759 11 639  
SINCE JUL 1 1792 2137 -345 1790  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 996 916 80 1115    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 16.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 100 AM  
LOWEST 68 100 PM  
AVERAGE 75  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 56 1941  
MINIMUM TEMPERATURE (F) 15 -27 1963  
 
SUNRISE AND SUNSET  
DECEMBER 20 2024......SUNRISE 736 AM CST SUNSET 439 PM CST  
DECEMBER 21 2024......SUNRISE 736 AM CST SUNSET 440 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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