280  
CDUS43 KDMX 180639  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
139 AM CDT WED OCT 18 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR OCTOBER 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 224 PM 84 1910 63 6 44  
1938  
1950  
MINIMUM 32 631 AM 21 1943 40 -8 26  
AVERAGE 51 51 0 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.15 1898 0.08 -0.08 0.00  
MONTH TO DATE 2.30 1.63 0.67 0.30  
SINCE SEP 1 4.20 4.77 -0.57 1.43  
SINCE JAN 1 20.46 31.87 -11.41 28.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1990 0.1 -0.1 0.0  
2002  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 14 0 30  
MONTH TO DATE 176 184 -8 224  
SINCE SEP 1 190 293 -103 321  
SINCE JUL 1 194 306 -112 321  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 36 10 26 0  
SINCE SEP 1 194 107 87 112  
SINCE JAN 1 1105 913 192 1018    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 5.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 400 AM  
LOWEST 33 300 PM  
AVERAGE 63  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 1950  
MINIMUM TEMPERATURE (F) 39 18 1952  
 
SUNRISE AND SUNSET  
OCTOBER 18 2023.......SUNRISE 726 AM CDT SUNSET 623 PM CDT  
OCTOBER 19 2023.......SUNRISE 727 AM CDT SUNSET 621 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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