521  
CDUS43 KDMX 131320  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
134 AM CDT SUN JUL 13 2008  
 
...................................  
   
..THE WATERLOO CLIMATE SUMMARY FOR JULY 12 2008
 
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1895 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 518 PM 110 1936 85 -7 81  
MINIMUM 61 1141 PM 46 1975 62 -1 52  
AVERAGE 70 74 -4 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.83R 0.78 1987 0.14 0.69 0.00  
MONTH TO DATE 2.35 1.72 0.63 0.04  
SINCE JUN 1 11.14 6.54 4.60 5.15  
SINCE JAN 1 33.12 17.94 15.18 17.92  
 
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 JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 3 -3 0  
SINCE JUN 1 6 32 -26 9  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
YESTERDAY 5 9 -4 2  
MONTH TO DATE 108 97 11 114  
SINCE JUN 1 257 265 -8 276  
SINCE JAN 1 271 319 -48 386    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 36 200 PM  
AVERAGE 68  
 
..........................................................  
 
 
THE WATERLOO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 112 1936  
MINIMUM TEMPERATURE (F) 62 43 1975  
 
 
SUNRISE AND SUNSET  
JULY 13 2008..........SUNRISE 544 AM CDT SUNSET 846 PM CDT  
JULY 14 2008..........SUNRISE 545 AM CDT SUNSET 845 PM CDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 
...................................  
   
..THE MASON CITY CLIMATE SUMMARY FOR JULY 12 2008
 
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1893 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 402 PM 105 1936 83 -4 79  
MINIMUM 61 538 AM 45 1897 61 0 54  
AVERAGE 70 72 -2 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.44 1948 0.14 -0.14 0.00  
MONTH TO DATE 1.80 1.73 0.07 1.10  
SINCE JUN 1 12.64 6.69 5.95 3.41  
SINCE JAN 1 26.62 18.53 8.09 20.34  
 
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 JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 12 37 -25 18  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 5 8 -3 2  
MONTH TO DATE 81 90 -9 99  
SINCE JUN 1 181 236 -55 246  
SINCE JAN 1 193 279 -86 335    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 13.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 100 AM  
LOWEST 29 500 PM  
AVERAGE 60  
 
..........................................................  
 
 
THE MASON CITY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 106 1936  
MINIMUM TEMPERATURE (F) 61 44 1926  
 
 
SUNRISE AND SUNSET  
JULY 13 2008..........SUNRISE 546 AM CDT SUNSET 852 PM CDT  
JULY 14 2008..........SUNRISE 547 AM CDT SUNSET 851 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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