747  
CDUS43 KDMX 010657  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
156 AM CDT WED MAY 1 2019  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR APRIL 30 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 52 1015 AM 90 2007 67 -15 83  
1926  
MINIMUM 44 1159 PM 26 1956 43 1 49  
AVERAGE 48 55 -7 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.25 2.33 1997 0.15 0.10 0.00  
MONTH TO DATE 3.16 3.71 -0.55 1.73  
SINCE MAR 1 5.01 5.77 -0.76 3.40  
SINCE JAN 1 9.18 7.59 1.59 7.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1997 0.0 0.0 0.0  
MONTH TO DATE 0.9 1.8 -0.9 12.1  
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 17 11 6 0  
MONTH TO DATE 463 492 -29 801  
SINCE MAR 1 1512 1397 115 1803  
SINCE JUL 1 7251 6816 435 7246  
 
COOLING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 4 8 -4 1  
SINCE MAR 1 4 8 -4 1  
SINCE JAN 1 4 8 -4 1    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 13.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 77 1200 AM  
AVERAGE 85  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 89 1992  
MINIMUM TEMPERATURE (F) 44 27 1918  
 
 
SUNRISE AND SUNSET  
MAY 1 2019...........SUNRISE 605 AM CDT SUNSET 809 PM CDT  
MAY 2 2019...........SUNRISE 603 AM CDT SUNSET 811 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
SMALL  
 
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