518  
CDUS43 KDMX 232328  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
527 PM CST SUN DEC 23 2018  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 23 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 37 1129 AM 52 1965 29 8 23  
MINIMUM 25 531 AM -25 1989 11 14 6  
AVERAGE 31 20 11 15  
 
PRECIPITATION (IN)  
TODAY 0.00 0.82 2015 0.03 -0.03 0.00  
MONTH TO DATE 0.52 0.95 -0.43 0.06  
SINCE DEC 1 0.52 0.95 -0.43 0.06  
SINCE JAN 1 52.07 34.35 17.72 29.52  
 
SNOWFALL (IN)  
TODAY 0.0 3.4 2000 0.3 -0.3 0.0  
MONTH TO DATE 1.3 7.5 -6.2 0.2  
SINCE DEC 1 1.3 7.5 -6.2 0.2  
SINCE JUL 1 5.1 10.9 -5.8 0.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 34 45 -11 50  
MONTH TO DATE 815 961 -146 828  
SINCE DEC 1 815 961 -146 828  
SINCE JUL 1 2556 2444 112 2219  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 890 799 91 720    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 11.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 58 400 PM  
AVERAGE 79  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 28 55 1982  
MINIMUM TEMPERATURE (F) 11 -27 2000  
 
 
SUNRISE AND SUNSET  
DECEMBER 23 2018......SUNRISE 737 AM CST SUNSET 441 PM CST  
DECEMBER 24 2018......SUNRISE 737 AM CST SUNSET 441 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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