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

70°F

21°C

Humidity 99%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 8 Aug 4:35 am EDT
Extended Forecast for

Greenport NY

Heat Advisory August 8, 04:55am until August 8, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 8, 04:55am until August 8, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Today

    High: 90 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Partly cloudy, with a low around 74. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 90. Heat index values as high as 97. West wind 5 to 8 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Light west wind.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm, then a chance of showers after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 90. Heat index values as high as 98. West wind 3 to 8 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Partly cloudy, with a low around 74. Southwest wind around 6 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 90. Heat index values as high as 97. West wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 71. Light west wind.
Monday
Sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 89.
Tuesday Night
A chance of showers before 8pm, then a chance of showers after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 81.
Wednesday Night
A 30 percent chance of showers after 8pm. Mostly cloudy, with a low around 70.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenport NY
 41.11°N 72.37°W (Elev. 46 ft)
Last Update:
2:28 am EDT Aug 8, 2026
Forecast Valid:
4am EDT Aug 8, 2026-6pm EDT Aug 14, 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