Point Forecast: Islip Terrace NY
 40.75N 73.18W (Elev. 30 ft)
Last Update: 3:16 pm EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsWeather/PrecipitationAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/16
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)747474737373737576788082838484848584828179777777
Dewpoint (°F)747473737372737476767776777877777777777675767675
Heat Index (°F)7576788789929594949694908779777777
Surface Wind (mph)222222222236678999987776
Wind DirSWSWSWSWSWSWSWSWSWSWSSSSSSSSSSSSWSWSW
Gust
Sky Cover (%)484356414553564652513242413546443643497080778490
Precipitation Potential (%)0011111144466677711111139393939
Relative Humidity (%)100100971001009710097100949182828280807780858588979694
Rain----------------------------------------ChcChcChcChc
Thunder----------------------------------------ChcChcChcChc

Date07/17
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)777676757474747475777981838485858483828180797979
Dewpoint (°F)757575747373747475777878787878787878777776767575
Heat Index (°F)7776767575777989939597979593908886797979
Surface Wind (mph)66666667789101111111111111098877
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)909191909089847873706764646363636363636344413734
Precipitation Potential (%)393947474747474748484848484864646464646412121212
Relative Humidity (%)9495979696971001001001009791858280808285858888918888
RainChcChcChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLkly--------
ThunderChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcChcChcChcChcChcChc--------

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