826  
CDUS43 KDMX 120635 RRA  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
128 AM CDT SUN MAY 12 2019  
 
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 11 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 55 227 PM 88 1922 70 -15 53  
1900  
MINIMUM 43 1159 PM 27 1925 47 -4 45  
AVERAGE 49 59 -10 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.96 1966 0.14 -0.14 0.02  
MONTH TO DATE 1.39 1.54 -0.15 1.07  
SINCE MAR 1 6.40 7.31 -0.91 4.47  
SINCE JAN 1 10.57 9.13 1.44 8.95  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 1966 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.4 6.4 -4.0 23.5  
SINCE JUL 1 60.0 35.3 24.7 45.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 7 9 16  
MONTH TO DATE 142 95 47 41  
SINCE MAR 1 1654 1492 162 1844  
SINCE JUL 1 7393 6911 482 7287  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 11 -11 2  
SINCE MAR 1 4 19 -15 3  
SINCE JAN 1 4 19 -15 3    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 63 700 PM  
AVERAGE 76  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 89 1900  
MINIMUM TEMPERATURE (F) 48 30 1928  
1895  
 
 
SUNRISE AND SUNSET  
MAY 12 2019...........SUNRISE 551 AM CDT SUNSET 822 PM CDT  
MAY 13 2019...........SUNRISE 550 AM CDT SUNSET 823 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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