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.

Fair

76°F

24°C

Humidity 46%
Wind Speed SW 13 mph
Barometer 29.87 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Apr 1:35 pm EDT
Extended Forecast for

Sag Harbor NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 75. Southwest wind 7 to 9 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Southwest wind 5 to 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers before 11am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 71. West wind around 6 mph. Chance of precipitation is 60%.

    High: 71 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 49. Northeast wind around 6 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 56. Northeast wind 6 to 8 mph.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 8am. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 75. Southwest wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 51. Southwest wind 5 to 10 mph.
Friday
A slight chance of showers before 11am, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 71. West wind around 6 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 49. Northeast wind around 6 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 56. Northeast wind 6 to 8 mph.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 46.
Sunday
Showers, mainly after 8am. High near 57. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 8pm. Low around 38. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sag Harbor NY
 40.99°N 72.31°W (Elev. 3 ft)
Last Update:
1:15 pm EDT Apr 16, 2026
Forecast Valid:
1pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
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