AFOS product CLIALO
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CDUS43 KDMX 170641
CLIALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA                               
141 AM CDT SAT MAY 17 2003

................................... 

...THE WATERLOO CLIMATE SUMMARY FOR MAY 16 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1895 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         72    327 PM  92    1936  72      0       70       
  MINIMUM         43    437 AM  30    1929  48     -5       52       
  AVERAGE         58                        60     -2       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.45 1999   0.13  -0.13      T      
  MONTH TO DATE    5.10                      2.01   3.09     2.07    
  SINCE MAR 1     10.58                      7.37   3.21     6.87    
  SINCE JAN 1     11.44                      9.26   2.18     8.59    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           MM      MM  0.0    0.0      0.0     
  MONTH TO DATE    0.0                       MM     0.0      0.0     
  SINCE MAR 1     13.9                       7.0    6.9     10.7     
  SINCE JUL 1     28.6                      34.9   -6.3     19.5     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                         6      1        4       
  MONTH TO DATE  145                       140      5      150       
  SINCE MAR 1   1535                      1614    -79     1706       
  SINCE JUL 1   6890                      7254   -364     6024       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                        14    -14        7       
  SINCE MAR 1     16                        21     -5       32       
  SINCE JAN 1     16                        21     -5       32       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (90)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (60)       
  AVERAGE WIND SPEED     5.0                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     41           200 PM                                     
 AVERAGE    71                                                       
..........................................................
                                                                     
THE WATERLOO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        94      1934                    
 MINIMUM TEMPERATURE (F)   49        32      1925                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 17 2003...........SUNRISE   546 AM CDT   SUNSET   827 PM CDT   
MAY 18 2003...........SUNRISE   545 AM CDT   SUNSET   828 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 MAY 16 2003...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1893 TO 2003

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         70    443 PM  91    1936  71     -1       66       
  MINIMUM         40    457 AM  26    1921  47     -7       42       
  AVERAGE         55                        59     -4       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.18 1992   0.14  -0.14      T      
  MONTH TO DATE    4.50                      2.11   2.39     1.20    
  SINCE MAR 1      8.72                      7.71   1.01     5.57    
  SINCE JAN 1      9.53                      9.61  -0.08     7.03    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.2  1992   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       MM     0.0      0.0     
  SINCE MAR 1     16.0                       8.7    7.3      6.8     
  SINCE JUL 1     32.7                      39.6   -6.9     17.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       10                         7      3       11       
  MONTH TO DATE  193                       154     39      204       
  SINCE MAR 1   1763                      1710     53     1949       
  SINCE JUL 1   7544                      7651   -107     6743       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                        12    -12        0       
  SINCE MAR 1     14                        13      1       18       
  SINCE JAN 1     14                        13      1       18       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     E (70)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     E (70)       
  AVERAGE WIND SPEED     5.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     36           400 PM                                     
 AVERAGE    68                                                       
..........................................................
                                                                     
THE MASON CITY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        94      1934                    
 MINIMUM TEMPERATURE (F)   48        28      1930                    
                                                                     
SUNRISE AND SUNSET                                                   
MAY 17 2003...........SUNRISE   548 AM CDT   SUNSET   832 PM CDT   
MAY 18 2003...........SUNRISE   547 AM CDT   SUNSET   833 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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