424  
CDUS43 KDMX 200641 RRA  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
141 AM CDT MON MAY 20 2019  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 19 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 65 132 AM 98 1934 73 -8 82  
MINIMUM 41 1158 PM 29 1929 50 -9 51  
AVERAGE 53 62 -9 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.85 2013 0.15 -0.15 0.01  
MONTH TO DATE 3.46 2.71 0.75 1.42  
SINCE MAR 1 8.47 8.48 -0.01 4.82  
SINCE JAN 1 12.64 10.30 2.34 9.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 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 12 5 7 0  
MONTH TO DATE 206 143 63 66  
SINCE MAR 1 1718 1540 178 1869  
SINCE JUL 1 7457 6959 498 7312  
 
COOLING  
YESTERDAY 0 2 -2 2  
MONTH TO DATE 11 22 -11 15  
SINCE MAR 1 15 30 -15 16  
SINCE JAN 1 15 30 -15 16    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 13.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 66 300 PM  
AVERAGE 80  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 97 1934  
MINIMUM TEMPERATURE (F) 51 31 1954  
1924  
 
 
SUNRISE AND SUNSET  
MAY 20 2019...........SUNRISE 543 AM CDT SUNSET 830 PM CDT  
MAY 21 2019...........SUNRISE 542 AM CDT SUNSET 831 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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