National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

East Hampton Town Airport (KJPX)

Lat: 40.96°NLon: 72.25°WElev: 55ft.

Mostly Cloudy

70°F

21°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 16 Jul 2:15 am EDT
Extended Forecast for

Shelter Island NY

  • Overnight

    Overnight: Patchy fog before 3am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Heat index values as high as 98. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 88 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 74. Southwest wind around 6 mph.

    Low: 74 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 89. Heat index values as high as 98. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. Southwest wind around 7 mph.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Patchy fog before 3am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 73. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Heat index values as high as 98. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 74. Southwest wind around 6 mph.
Thursday
A slight chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 89. Heat index values as high as 98. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 74. Southwest wind around 7 mph.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 70.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 85.
Sunday Night
Mostly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shelter Island NY
 41.06°N 72.32°W (Elev. 23 ft)
Last Update:
2:02 am EDT Jul 16, 2025
Forecast Valid:
2am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation