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

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

A Few Clouds

78°F

26°C

Humidity 26%
Wind Speed NW 8 mph
Barometer 30.21 in (1022.8 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 Jun 11:56 am EDT
Extended Forecast for

Poquott NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. North wind around 6 mph becoming east.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 61. Southwest wind 5 to 8 mph.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 80. West wind 3 to 6 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. South wind 6 to 11 mph becoming light southwest after midnight.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 77. North wind around 6 mph becoming east.
Tonight
Clear, with a low around 61. Southwest wind 5 to 8 mph.
Thursday
Sunny, with a high near 80. West wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 63. South wind 6 to 11 mph becoming light southwest after midnight.
Friday
Mostly sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 69.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Partly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Poquott NY
 40.96°N 73.08°W (Elev. 3 ft)
Last Update:
7:45 am EDT Jun 3, 2026
Forecast Valid:
12pm EDT Jun 3, 2026-6pm EDT Jun 9, 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