Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Smoke

83°F

28°C

Humidity 61%
Wind Speed SE 12 mph
Barometer 30.30 in (1026.0 mb)
Dewpoint 68°F (20°C)
Visibility 6.00 mi
Heat Index86°F (30°C)
Last update 5 Aug 1:56 pm EDT
Extended Forecast for

Belle Terre NY

  • This Afternoon

    This Afternoon: Widespread haze. Mostly cloudy, with a high near 80. East wind around 7 mph.

    High: 80 °F

    Haze

  • Tonight

    Tonight: Widespread haze. Mostly cloudy, with a low around 68. East wind around 7 mph.

    Low: 68 °F

    Haze

  • Wednesday

    Wednesday: Widespread haze before 2pm. Mostly cloudy, with a high near 80. East wind around 10 mph.

    High: 80 °F

    Haze

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. East wind around 8 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. East wind around 10 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Widespread haze. Mostly cloudy, with a high near 80. East wind around 7 mph.
Tonight
Widespread haze. Mostly cloudy, with a low around 68. East wind around 7 mph.
Wednesday
Widespread haze before 2pm. Mostly cloudy, with a high near 80. East wind around 10 mph.
Wednesday Night
Mostly cloudy, with a low around 68. East wind around 8 mph.
Thursday
Mostly sunny, with a high near 80. East wind around 10 mph.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Belle Terre NY
 40.96°N 73.08°W (Elev. 3 ft)
1:45 pm EDT Aug 5, 2025
2pm EDT Aug 5, 2025-6pm EDT Aug 11, 2025
 
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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