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

Hazardous Weather Conditions

Current conditions at

East Hampton Town Airport (KJPX)

Lat: 40.96°NLon: 72.25°WElev: 55ft.

Fair

65°F

18°C

Humidity 49%
Wind Speed SE 13 G 17 mph
Barometer 30.31 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 21 Sep 2:55 pm EDT
Extended Forecast for

Sag Harbor NY

  • Tonight

    Tonight: Partly cloudy, with a low around 50. East wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Light southwest wind.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 5 to 9 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers. Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. East wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 71. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 61. Light southwest wind.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 5 to 9 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 73.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 69.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 61.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 73.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 73.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sag Harbor NY
 40.99°N 72.28°W (Elev. 75 ft)
Last Update:
1:55 pm EDT Sep 21, 2025
Forecast Valid:
3pm EDT Sep 21, 2025-6pm EDT Sep 28, 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