Active Western Storms; Quiet in the East

A cold weather system will produce heavy mountain snow and gusty winds across the Intermountain West and central Rockies. Windy conditions associated with this storm will produce critical fire weather threats for parts of the central High Plains and elevated threats into the south Plains. An approaching storm may produce showers with areas of heavy mountain snow on the West Coast. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Fair

19°C

67°F

Humidity 36%
Wind Speed W 20 G 46 km/h
Barometer 1012.6 mb (29.91 in)
Dewpoint 4°C (39°F)
Visibility 16 km
Last update 19 Oct 2:56 pm EDT
Extended Forecast for

Sayville NY

  • Tonight

    Tonight: Mostly clear, with a low around 13. West wind 23 to 26 km/h.

    Mostly Clear

    Low: 13 °C

  • Wednesday

    Wednesday: Sunny, with a high near 23. West wind 18 to 21 km/h.

    Sunny

    High: 23 °C

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 14. West wind 11 to 14 km/h.

    Mostly Clear

    Low: 14 °C

  • Thursday

    Thursday: Mostly sunny, with a high near 22. South wind 10 to 15 km/h increasing to 18 to 23 km/h in the afternoon.

    Mostly Sunny

    High: 22 °C

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers.  Partly cloudy, with a steady temperature around 18. Southwest wind around 24 km/h.

    Slight Chance
    Showers

    Low: 18 °C

  • Friday

    Friday: Mostly sunny, with a high near 22.

    Mostly Sunny

    High: 22 °C

  • Friday
    Night

    Friday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 12.

    Partly Cloudy
    then Chance
    Rain

    Low: 12 °C

  • Saturday

    Saturday: A 40 percent chance of rain.  Mostly cloudy, with a high near 18.

    Chance Rain

    High: 18 °C

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers before 8pm.  Mostly cloudy, with a low around 9.

    Chance
    Showers then
    Partly Cloudy

    Low: 9 °C

Detailed Forecast

Tonight
Mostly clear, with a low around 13. West wind 23 to 26 km/h.
Wednesday
Sunny, with a high near 23. West wind 18 to 21 km/h.
Wednesday Night
Mostly clear, with a low around 14. West wind 11 to 14 km/h.
Thursday
Mostly sunny, with a high near 22. South wind 10 to 15 km/h increasing to 18 to 23 km/h in the afternoon.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a steady temperature around 18. Southwest wind around 24 km/h.
Friday
Mostly sunny, with a high near 22.
Friday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 12.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 18.
Saturday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 9.
Sunday
Partly sunny, with a high near 18.
Sunday Night
A 40 percent chance of showers. Partly cloudy, with a low around 6.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 14.
Monday Night
Partly cloudy, with a low around 6.
Tuesday
Mostly sunny, with a high near 14.
Click Map For Forecast
Point Forecast:
Sayville NY
 40.73°N 73.07°W (Elev. 5 m)
9:46 am EDT Oct 19, 2021
3pm EDT Oct 19, 2021-6pm EDT Oct 26, 2021
 
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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