550  
CDUS43 KDMX 210634  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1233 AM CST TUE NOV 21 2017  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR NOVEMBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57 345 PM 72 1897 43 14 37  
MINIMUM 29 559 AM 0 2014 25 4 17  
AVERAGE 43 34 9 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.46 1973 0.06 -0.06 0.00  
MONTH TO DATE 0.44 1.41 -0.97 0.01  
SINCE SEP 1 6.78 6.52 0.26 9.81  
SINCE JAN 1 29.46 32.80 -3.34 38.50  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.5 2015 0.2 -0.2 0.0  
MONTH TO DATE T 1.4 -1.4 0.0  
SINCE SEP 1 T 1.7 -1.7 0.0  
SINCE JUL 1 T 1.7 -1.7 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 31 -9 38  
MONTH TO DATE 616 516 100 350  
SINCE SEP 1 1091 1119 -28 703  
SINCE JUL 1 1108 1139 -31 708  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 129 87 42 116  
SINCE JAN 1 720 799 -79 869    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 600 AM  
LOWEST 33 200 PM  
AVERAGE 59  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 73 1990  
MINIMUM TEMPERATURE (F) 24 -5 2015  
 
 
SUNRISE AND SUNSET  
NOVEMBER 21 2017......SUNRISE 709 AM CST SUNSET 442 PM CST  
NOVEMBER 22 2017......SUNRISE 710 AM CST SUNSET 442 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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