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

49°F

9°C

Humidity 70%
Wind Speed SW 9 mph
Barometer 30.13 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 13 May 12:15 am EDT
Extended Forecast for

Water Mill NY

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 51. Southwest wind 3 to 5 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64. South wind 7 to 17 mph, with gusts as high as 30 mph.

    High: 64 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. South wind 5 to 10 mph, with gusts as high as 24 mph.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Patchy fog. High near 64. East wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 51. Southwest wind 3 to 5 mph.
Wednesday
Mostly cloudy, with a high near 64. South wind 7 to 17 mph, with gusts as high as 30 mph.
Wednesday Night
A 30 percent chance of showers after 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 51. South wind 5 to 10 mph, with gusts as high as 24 mph.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. Patchy fog. High near 64. East wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 50%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Water Mill NY
 40.91°N 72.36°W (Elev. 10 ft)
Last Update:
2:36 pm EDT May 12, 2026
Forecast Valid:
12am EDT May 13, 2026-6pm EDT May 19, 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