053  
CDUS43 KDMX 200641  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
136 AM CDT SUN JUL 20 2008  
 
...................................  
   
..THE WATERLOO CLIMATE SUMMARY FOR JULY 19 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 82 451 PM 104 1940 85 -3 83  
MINIMUM 67 1159 PM 47 1912 63 4 58  
AVERAGE 75 74 1 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.33 2.87 1963 0.13 0.20 0.01  
MONTH TO DATE 4.82 2.64 2.18 3.03  
SINCE JUN 1 13.61 7.46 6.15 8.14  
SINCE JAN 1 35.59 18.86 16.73 20.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
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 7 -7 0  
SINCE JUN 1 6 36 -30 9  
SINCE JUL 1 0 7 -7 0  
 
COOLING  
YESTERDAY 10 9 1 6  
MONTH TO DATE 181 160 21 165  
SINCE JUN 1 330 328 2 327  
SINCE JAN 1 344 382 -38 437    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 5.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1200 AM  
LOWEST 65 200 PM  
AVERAGE 81  
 
..........................................................  
 
 
THE WATERLOO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 104 1930  
MINIMUM TEMPERATURE (F) 63 47 1970  
 
 
SUNRISE AND SUNSET  
JULY 20 2008..........SUNRISE 550 AM CDT SUNSET 841 PM CDT  
JULY 21 2008..........SUNRISE 551 AM CDT SUNSET 840 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 19 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 82 252 PM 101 1940 84 -2 81  
MINIMUM 64 903 PM 46 1912 62 2 55  
AVERAGE 73 73 0 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.84 2.70 1990 0.13 0.71 0.00  
MONTH TO DATE 4.38 2.68 1.70 2.67  
SINCE JUN 1 15.22 7.64 7.58 4.98  
SINCE JAN 1 29.20 19.48 9.72 21.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
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 1 -1 1  
SINCE JUN 1 12 38 -26 19  
SINCE JUL 1 0 1 -1 1  
 
COOLING  
YESTERDAY 8 8 0 3  
MONTH TO DATE 139 146 -7 146  
SINCE JUN 1 239 292 -53 293  
SINCE JAN 1 251 335 -84 382    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 67 300 PM  
AVERAGE 84  
 
..........................................................  
 
 
THE MASON CITY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 104 1930  
MINIMUM TEMPERATURE (F) 62 45 1970  
 
 
SUNRISE AND SUNSET  
JULY 20 2008..........SUNRISE 552 AM CDT SUNSET 847 PM CDT  
JULY 21 2008..........SUNRISE 553 AM CDT SUNSET 846 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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