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Flooding and Severe Weather Risk Continues This Weekend

More heavy rain will exacerbate flooding in the central and southern U.S. this weekend. In addition, over portions of the Mississippi, Ohio, and Tennessee Valleys, severe thunderstorms are expected. Some storms may produce large hail, damaging winds, and tornadoes. Meanwhile, snow and ice will again affect the Cascades, northern Rockies, upper Midwest, and New England through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Rain Fog/Mist

41°F

5°C

Humidity 96%
Wind Speed E 15 G 24 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 40°F (4°C)
Visibility 4.00 mi
Wind Chill33°F (1°C)
Last update 25 Feb 8:56 am EST
Extended Forecast for

Sayville NY

  • Today

    Today: Rain, mainly before 4pm, then a slight chance of showers after 4pm.  Patchy fog after noon. High near 44. Breezy, with an east wind 17 to 22 mph becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Rain and
    Patchy Fog

    High: 44 °F

  • Tonight

    Tonight: Areas of fog.  Otherwise, mostly cloudy, with a low around 37. Light northwest wind.

    Areas Fog

    Low: 37 °F

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 54. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Patchy Fog
    then Sunny

    High: 54 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 32. West wind around 6 mph becoming northwest after midnight.

    Mostly Clear

    Low: 32 °F

  • Tuesday

    Tuesday: Sunny, with a high near 49. Northwest wind 5 to 7 mph becoming southwest in the afternoon.

    Sunny

    High: 49 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 36.

    Mostly Clear

    Low: 36 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51.

    Mostly Sunny

    High: 51 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 36.

    Mostly Cloudy

    Low: 36 °F

  • Thursday

    Thursday: A 50 percent chance of rain.  Mostly cloudy, with a high near 47.

    Chance Rain

    High: 47 °F

Detailed Forecast

Today
Rain, mainly before 4pm, then a slight chance of showers after 4pm. Patchy fog after noon. High near 44. Breezy, with an east wind 17 to 22 mph becoming northwest 6 to 11 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Areas of fog. Otherwise, mostly cloudy, with a low around 37. Light northwest wind.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 54. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 32. West wind around 6 mph becoming northwest after midnight.
Tuesday
Sunny, with a high near 49. Northwest wind 5 to 7 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 47.
Thursday Night
Rain likely. Cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 43.
Click Map For Forecast
Point Forecast:
Sayville NY
 40.74°N 73.1°W (Elev. 30 ft)
7:10 am EST Feb 25, 2018
9am EST Feb 25, 2018-6pm EST Mar 3, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database