099  
CDUS43 KDMX 170637  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
137 AM CDT TUE OCT 17 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR OCTOBER 16 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 61 339 PM 86 1910 63 -2 53  
1938  
MINIMUM 35 1104 PM 22 1952 40 -5 35  
AVERAGE 48 52 -4 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.50 1911 0.09 -0.09 0.00  
MONTH TO DATE 2.30 1.55 0.75 0.30  
SINCE SEP 1 4.20 4.69 -0.49 1.43  
SINCE JAN 1 20.46 31.79 -11.33 28.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1992 0.0 0.0 0.0  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 14 3 21  
MONTH TO DATE 162 170 -8 194  
SINCE SEP 1 176 279 -103 291  
SINCE JUL 1 180 292 -112 291  
 
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 N (350)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 6.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 AM  
LOWEST 47 400 PM  
AVERAGE 70  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 84 1910  
1938  
1950  
MINIMUM TEMPERATURE (F) 40 21 1943  
 
SUNRISE AND SUNSET  
OCTOBER 17 2023.......SUNRISE 725 AM CDT SUNSET 624 PM CDT  
OCTOBER 18 2023.......SUNRISE 726 AM CDT SUNSET 623 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page