315  
CDUS43 KDMX 122233  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
531 PM CDT SAT MAY 12 2012  
 
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 12 2012  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 71 310 PM 89 1900 71 0 83  
MINIMUM 50 500 AM 30 1928 48 2 54  
1895  
AVERAGE 61 59 2 69  
 
PRECIPITATION (IN)  
TODAY 0.00 2.40 2010 0.14 -0.14 0.13  
MONTH TO DATE 1.12 1.68 -0.56 0.21  
SINCE MAR 1 6.13 7.44 -1.31 5.74  
SINCE JAN 1 8.60 9.23 -0.63 8.50  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 1.1 6.3 -5.2 2.4  
SINCE JUL 1 25.8 34.5 -8.7 48.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 4 7 -3 0  
MONTH TO DATE 40 102 -62 114  
SINCE MAR 1 908 1499 -591 1600  
SINCE JUL 1 5687 6918 -1231 7202  
 
COOLING  
TODAY 0 1 -1 4  
MONTH TO DATE 29 12 17 28  
SINCE MAR 1 51 20 31 31  
SINCE JAN 1 51 20 31 31    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 10.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 500 AM  
LOWEST 27 1200 PM  
AVERAGE 51  
   
......................................................  
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 91 1940  
MINIMUM TEMPERATURE (F) 48 30 1953  
 
 
SUNRISE AND SUNSET  
MAY 12 2012...........SUNRISE 550 AM CDT SUNSET 822 PM CDT  
MAY 13 2012...........SUNRISE 549 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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