265  
CDUS43 KDMX 182230  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
530 PM CDT THU MAY 18 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 18 2023
 
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 324 PM 98 1934 74 11 76  
MINIMUM 54 546 AM 32 2002 51 3 54  
AVERAGE 70 62 8 65  
 
PRECIPITATION (IN)  
TODAY 0.00 1.92 1902 0.15 -0.15 0.13  
MONTH TO DATE 1.57 2.54 -0.97 2.46  
SINCE MAR 1 4.50 8.56 -4.06 9.94  
SINCE JAN 1 8.81 10.80 -1.99 10.77  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 8.7 6.4 2.3 7.7  
SINCE JUL 1 38.5 39.1 -0.6 24.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 5 -5 0  
MONTH TO DATE 58 131 -73 116  
SINCE MAR 1 1437 1485 -48 1598  
SINCE JUL 1 6488 6655 -167 6595  
 
COOLING  
TODAY 5 2 3 0  
MONTH TO DATE 35 23 12 63  
SINCE MAR 1 53 31 22 66  
SINCE JAN 1 53 31 22 66    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 500 AM  
LOWEST 31 400 PM  
AVERAGE 49  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 98 1934  
MINIMUM TEMPERATURE (F) 52 29 1929  
 
SUNRISE AND SUNSET  
MAY 18 2023...........SUNRISE 545 AM CDT SUNSET 828 PM CDT  
MAY 19 2023...........SUNRISE 544 AM CDT SUNSET 829 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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