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Another round of heavy rainfall expected in the South

Heavy rainfall is expected for portions of the Southern Plains, Gulf Coast and the Southeast as a cold front moves through. Flash flooding is possible from Texas to North Carolina today. The tail end of the front will produce showers and storms across portions of the Southwest. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Mostly Cloudy

73°F

23°C

Humidity 96%
Wind Speed NW 8 mph
Barometer 29.61 in (1002.5 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 24 Jun 9:56 am EDT
Extended Forecast for

Stony Brook NY

Flood Advisory until June 24, 11:30am
Click here for hazard details and duration
Flood Advisory
  •  
    Flood Advisory until June 24, 11:30am

    NOW until
    11:30am Sat

    Flood Advisory

  • Today

    Today: Showers and thunderstorms likely, mainly before 1pm. Some of the storms could produce heavy rain.  Mostly cloudy, then gradually becoming sunny, with a high near 87. West wind 10 to 14 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    High: 87 °F

  • Tonight

    Tonight: Mostly clear, with a low around 67. Northwest wind 5 to 8 mph.

    Mostly Clear

    Low: 67 °F

  • Sunday

    Sunday: Sunny, with a high near 83. Southwest wind 5 to 11 mph.

    Sunny

    High: 83 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 63. West wind 6 to 10 mph.

    Mostly Clear

    Low: 63 °F

  • Monday

    Monday: Sunny, with a high near 80. Southwest wind 7 to 9 mph.

    Sunny

    High: 80 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 61.

    Partly Cloudy

    Low: 61 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    Mostly Sunny

    High: 77 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 1pm. Some of the storms could produce heavy rain. Mostly cloudy, then gradually becoming sunny, with a high near 87. West wind 10 to 14 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 67. Northwest wind 5 to 8 mph.
Sunday
Sunny, with a high near 83. Southwest wind 5 to 11 mph.
Sunday Night
Mostly clear, with a low around 63. West wind 6 to 10 mph.
Monday
Sunny, with a high near 80. Southwest wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 66.
Friday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
Stony Brook NY
 40.92°N 73.12°W (Elev. 112 ft)
2:27 am EDT Jun 24, 2017
10am EDT Jun 24, 2017-6pm EDT Jun 30, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database