391 
CDUS41 KOKX 112052
CLIISP


CLIMATE REPORT
NATIONAL WEATHER SERVICE UPTON NY                                    
452 PM EDT SUN APR 11 2004

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

...THE ISLIP CLIMATE SUMMARY FOR APRIL 11 2004...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1986 TO 2004

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 TODAY                                                               
  MAXIMUM         48    226 PM  67    1987  56     -8       45       
  MINIMUM         39    217 AM  27    2000  39      0       38       
                                      1997                          
  AVERAGE         44                        48     -4       42      
                                                                     
PRECIPITATION (IN)                                                   
  TODAY            0.01          0.51 1999   0.14  -0.13     0.40    
  MONTH TO DATE    0.88                      1.60  -0.72     1.28    
  SINCE MAR 1      4.50                      6.36  -1.86     5.95    
  SINCE JAN 1      9.42                     13.96  -4.54    11.83    
                                                                     
SNOWFALL (IN)                                                        
  TODAY            0.0          MM      MM  MM     MM        0.0     
  MONTH TO DATE    0.0                      MM     MM         T      
  SINCE MAR 1      5.7                      MM     MM        3.0     
  SINCE JUL 1     37.2                      MM     MM        3.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  TODAY           21                        17      4       23       
  MONTH TO DATE  227                       209     18      285       
  SINCE MAR 1   1012                       991     21     1064       
  SINCE JUL 1   4980                      4896     84     1099       
                                                                     
 COOLING                                                             
  TODAY            0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED     6.4                                         
                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.4                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED TODAY.                            
  LIGHT RAIN                                                         
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86          M100 AM                                     
 LOWEST     37          M900 AM                                     
 AVERAGE    62                                                       
..........................................................
                                                                     
THE ISLIP CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        73      1996                    
 MINIMUM TEMPERATURE (F)   39        28      1989                    
                                                                     
SUNRISE AND SUNSET                                                   
APRIL 11 2004.........SUNRISE   619 AM EDT   SUNSET   728 PM EDT   
APRIL 12 2004.........SUNRISE   618 AM EDT   SUNSET   729 PM EDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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