186  
CDUS43 KDMX 210629  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
127 AM CDT SUN OCT 21 2018  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR OCTOBER 20 2018
 
 
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)  
YESTERDAY  
MAXIMUM 49 1232 AM 87 2003 60 -11 75  
MINIMUM 25 1152 PM 17 1952 38 -13 47  
1930  
AVERAGE 37 49 -12 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.21 1965 0.08 -0.08 0.00  
MONTH TO DATE 5.53 1.64 3.89 4.40  
SINCE SEP 1 18.88 4.27 14.61 5.19  
SINCE JAN 1 48.99 30.55 18.44 27.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.2 1982 0.0 0.0 0.0  
MONTH TO DATE 0.1 0.1 0.0 0.0  
SINCE SEP 1 0.1 0.1 0.0 0.0  
SINCE JUL 1 0.1 0.1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 16 12 4  
MONTH TO DATE 324 262 62 150  
SINCE SEP 1 455 400 55 229  
SINCE JUL 1 464 420 44 246  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 8 -4 10  
SINCE SEP 1 114 86 28 129  
SINCE JAN 1 890 798 92 720    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 14.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 1100 PM  
LOWEST 36 400 PM  
AVERAGE 60  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 86 1947  
MINIMUM TEMPERATURE (F) 37 13 1930  
 
 
SUNRISE AND SUNSET  
OCTOBER 21 2018.......SUNRISE 730 AM CDT SUNSET 618 PM CDT  
OCTOBER 22 2018.......SUNRISE 731 AM CDT SUNSET 616 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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