Fire Weather Threats Remain High Across the West; Heavy Rain Potential for the Mid To Lower Mississippi Valley

Fire threats remain high across parts of the West with elevated outlooks and Red Flag Warnings. Also, The threat for dry thunderstorms will be widespread from the Great Basin to the Interior Northwest. Meanwhile, the tail end of a low pressure system over the Mississippi Valley may yield heavy rainfall and flash flooding concerns, especially in eastern Oklahoma and northwestern Arkansas. Read More >

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

82°F

28°C

Humidity 58%
Wind Speed W 6 mph
Barometer 29.93 in (1013.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 15 Aug 7:56 pm EDT
Extended Forecast for

West Sayville NY

  • Tonight

    Tonight: Mostly clear, with a low around 74. West wind 3 to 7 mph.

    Mostly Clear

    Low: 74 °F

  • Thursday

    Thursday: Sunny, with a high near 90. West wind 6 to 9 mph.

    Sunny

    High: 90 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 75. Southwest wind 5 to 8 mph.

    Partly Cloudy

    Low: 75 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rain.  Partly sunny, with a high near 85. South wind 7 to 13 mph.

    Mostly Cloudy
    then Heavy
    Rain

    High: 85 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Some of the storms could produce heavy rain.  Mostly cloudy, with a low around 74. Southwest wind 9 to 16 mph.

    Heavy Rain

    Low: 74 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms. Some of the storms could produce heavy rain.  Mostly cloudy, with a high near 84.

    Heavy Rain

    High: 84 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 10pm.  Mostly cloudy, with a low around 70.

    Chance
    T-storms then
    Mostly Cloudy

    Low: 70 °F

  • Sunday

    Sunday: Mostly cloudy, with a high near 78.

    Mostly Cloudy

    High: 78 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 68.

    Mostly Cloudy

    Low: 68 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 74. West wind 3 to 7 mph.
Thursday
Sunny, with a high near 90. West wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 75. Southwest wind 5 to 8 mph.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rain. Partly sunny, with a high near 85. South wind 7 to 13 mph.
Friday Night
A 50 percent chance of showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 74. Southwest wind 9 to 16 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 84.
Saturday Night
A 30 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 70.
Sunday
Mostly cloudy, with a high near 78.
Sunday Night
Mostly cloudy, with a low around 68.
Monday
Partly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
West Sayville NY
 40.74°N 73.1°W (Elev. 30 ft)
7:27 pm EDT Aug 15, 2018
8pm EDT Aug 15, 2018-6pm EDT Aug 22, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database