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Excessive Heat Continues in the Southwest on Monday

A cold front will bring relief to the Pacific Northwest on Monday, but the Southwest will see above average temperatures again. Excessive Heat Warnings are in effect for many locations through Monday evening. The hottest temperatures will be in the desert as daytime high temperatures may exceed 115 degrees. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

A Few Clouds

72°F

22°C

Humidity 52%
Wind Speed NW 6 mph
Barometer 30.03 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 26 Jun 8:56 am EDT
Extended Forecast for

Stony Brook NY

  • Today

    Today: Sunny, with a high near 78. Northwest wind 8 to 11 mph becoming southwest in the afternoon.

    Sunny

    High: 78 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Southwest wind 5 to 9 mph.

    Partly Cloudy

    Low: 62 °F

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 77. Southwest wind 5 to 11 mph.

    Partly Sunny
    then Slight
    Chance
    T-storms

    High: 77 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 58. Northwest wind 6 to 9 mph.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 58 °F

  • Wednesday

    Wednesday: Sunny, with a high near 78. West wind around 9 mph.

    Sunny

    High: 78 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 65.

    Partly Cloudy

    Low: 65 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    Mostly Sunny

    High: 82 °F

  • Thursday
    Night

    Thursday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 70.

    Chance
    Showers

    Low: 70 °F

  • Friday

    Friday: Scattered showers and thunderstorms. Some of the storms could produce heavy rain.  Partly sunny, with a high near 85. Chance of precipitation is 40%.

    Scattered
    Showers then
    Heavy Rain

    High: 85 °F

Detailed Forecast

Today
Sunny, with a high near 78. Northwest wind 8 to 11 mph becoming southwest in the afternoon.
Tonight
Partly cloudy, with a low around 62. Southwest wind 5 to 9 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. Southwest wind 5 to 11 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58. Northwest wind 6 to 9 mph.
Wednesday
Sunny, with a high near 78. West wind around 9 mph.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 70.
Friday
Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Friday Night
Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Saturday
Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Saturday Night
Scattered showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Sunday
Scattered showers. Partly sunny, with a high near 83. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
Stony Brook NY
 40.92°N 73.12°W (Elev. 112 ft)
7:11 am EDT Jun 26, 2017
9am EDT Jun 26, 2017-6pm EDT Jul 2, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database