034  
CDUS43 KDMX 180631 RRA  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT SAT MAY 18 2019  
 
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 17 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 69 1230 AM 94 1934 72 -3 83  
MINIMUM 54 1149 PM 32 2014 49 5 52  
1925  
1915  
AVERAGE 62 61 1 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.25 2.64 1991 0.15 0.10 0.00  
MONTH TO DATE 1.64 2.41 -0.77 1.41  
SINCE MAR 1 6.65 8.18 -1.53 4.81  
SINCE JAN 1 10.82 10.00 0.82 9.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.0 1991 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 3 6 -3 0  
MONTH TO DATE 194 133 61 66  
SINCE MAR 1 1706 1530 176 1869  
SINCE JUL 1 7445 6949 496 7312  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 11 18 -7 12  
SINCE MAR 1 15 26 -11 13  
SINCE JAN 1 15 26 -11 13    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 11.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1000 AM  
LOWEST 63 1200 AM  
AVERAGE 78  
   
......................................................
 
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 98 1934  
MINIMUM TEMPERATURE (F) 50 32 2002  
 
 
SUNRISE AND SUNSET  
MAY 18 2019...........SUNRISE 545 AM CDT SUNSET 828 PM CDT  
MAY 19 2019...........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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