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

73°F

23°C

Humidity 68%
Wind Speed SW 8 mph
Barometer 30.06 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 30 Jun 10:55 pm EDT
Extended Forecast for

Sag Harbor NY

Extreme Heat Watch July 3, 09:00pm until July 4, 09:00pm
Extreme Heat Warning July 1, 12:00pm until July 3, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning

  • Tonight

    Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 69. Southwest wind around 11 mph.

    Low: 69 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70. Southwest wind 11 to 13 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Sunny, with a high near 93. Heat index values as high as 101. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 73. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Independence Day

    Independence Day: A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 69. Southwest wind around 11 mph.
Wednesday
Mostly sunny, with a high near 87. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 70. Southwest wind 11 to 13 mph.
Thursday
Sunny, with a high near 93. Heat index values as high as 101. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Clear, with a low around 73. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 96.
Friday Night
Mostly clear, with a low around 74.
Independence Day
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 91.
Saturday Night
A 40 percent chance of showers before 2am. Mostly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 69.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 82.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sag Harbor NY
 40.99°N 72.31°W (Elev. 3 ft)
Last Update:
7:34 pm EDT Jun 30, 2026
Forecast Valid:
11pm EDT Jun 30, 2026-6pm EDT Jul 7, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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