019  
CDUS43 KDMX 310630 RRB  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT WED OCT 31 2018  
 
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR OCTOBER 30 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 62 1204 PM 82 1924 55 7 44  
MINIMUM 43 1040 PM 0 1925 34 9 29  
AVERAGE 53 45 8 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.21 1974 0.07 -0.07 T  
MONTH TO DATE 5.66 2.41 3.25 5.55  
SINCE SEP 1 19.01 5.04 13.97 6.34  
SINCE JAN 1 49.12 31.32 17.80 29.02  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.0 1923 0.1 -0.1 T  
MONTH TO DATE 0.1 0.3 -0.2 T  
SINCE SEP 1 0.1 0.3 -0.2 T  
SINCE JUL 1 0.1 0.3 -0.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 20 -8 28  
MONTH TO DATE 522 445 77 361  
SINCE SEP 1 653 583 70 440  
SINCE JUL 1 662 603 59 457  
 
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 20 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 900 PM  
LOWEST 52 1200 PM  
AVERAGE 67  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 83 1950  
1933  
MINIMUM TEMPERATURE (F) 34 15 1917  
 
 
SUNRISE AND SUNSET  
OCTOBER 31 2018.......SUNRISE 742 AM CDT SUNSET 604 PM CDT  
NOVEMBER 1 2018......SUNRISE 743 AM CDT SUNSET 602 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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