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.

Overcast

50°F

10°C

Humidity 78%
Wind Speed E 12 mph
Barometer 30.03 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 18 Apr 5:35 pm EDT
Extended Forecast for

Sag Harbor NY

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 46. South wind 3 to 7 mph.

    Low: 46 °F

    Patchy Fog

  • Sunday

    Sunday: Showers, mainly between 11am and 5pm. Patchy fog before 11am. High near 56. Southeast wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. West wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers. Mostly sunny, with a high near 51. West wind around 9 mph.

    High: 51 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. North wind 8 to 10 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 40.

    Low: 40 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog. Otherwise, cloudy, with a low around 46. South wind 3 to 7 mph.
Sunday
Showers, mainly between 11am and 5pm. Patchy fog before 11am. High near 56. Southeast wind 8 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. West wind 6 to 9 mph, with gusts as high as 21 mph.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 51. West wind around 9 mph.
Monday Night
Partly cloudy, with a low around 36. North wind 8 to 10 mph.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Increasing clouds, with a low around 40.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 56.
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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:
2:19 pm EDT Apr 18, 2026
Forecast Valid:
5pm EDT Apr 18, 2026-6pm EDT Apr 25, 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