Dangerous Heat Wave for the West; Severe Storms and Heavy Rain for Upper Midwest

A sweltering and long duration heat wave will build across the West this weekend through much of next week. Excessive heat warnings/watches along with heat advisories are in effect from the Southwest to the Northwest. Dangerous heat is also persisting across the southern Plains. Meanwhile, severe storms are likely in the Upper Midwest with heavy rain/flooding, damaging winds, hail, and tornadoes. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

83°F

28°C

Humidity 61%
Wind Speed NE 12 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 14 Aug 10:56 am EDT
Extended Forecast for

Islip NYSimilar City Names

  • Today

    Today: Partly sunny, with a high near 83. East wind 10 to 14 mph.

    Partly Sunny

    High: 83 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Northeast wind around 11 mph.

    Partly Cloudy

    Low: 69 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Northeast wind 14 to 16 mph.

    Mostly Sunny

    High: 80 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 67. Northeast wind around 11 mph.

    Chance Rain

    Low: 67 °F

  • Sunday

    Sunday: A 50 percent chance of rain and thunderstorms.  Mostly cloudy, with a high near 78. Northeast wind 11 to 13 mph.

    Chance Rain

    High: 78 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 69.

    Chance Rain

    Low: 69 °F

  • Monday

    Monday: A 40 percent chance of showers.  Partly sunny, with a high near 81.

    Chance
    Showers

    High: 81 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 69.

    Partly Cloudy

    Low: 69 °F

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

Detailed Forecast

Today
Partly sunny, with a high near 83. East wind 10 to 14 mph.
Tonight
Partly cloudy, with a low around 69. Northeast wind around 11 mph.
Saturday
Mostly sunny, with a high near 80. Northeast wind 14 to 16 mph.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 67. Northeast wind around 11 mph.
Sunday
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 78. Northeast wind 11 to 13 mph.
Sunday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 69.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 81.
Click Map For Forecast
Point Forecast:
Islip NYSimilar City Names
 40.73°N 73.22°W (Elev. 7 ft)
9:14 am EDT Aug 14, 2020
11am EDT Aug 14, 2020-6pm EDT Aug 20, 2020
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database