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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Possible Over Portions of the Gulf Coast and Southeast

Unsettled weather will continue across the Southeast and Gulf Coast with periodic showers and thunderstorms through at least Wednesday. Rainfall amounts may exceed three inches in some locales. Elsewhere, a few severe thunderstorms are possible for the Ohio Valley and central Plains through Tuesday. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Rain

62°F

17°C

Humidity 75%
Wind Speed NE 3 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 54°F (12°C)
Visibility 6.00 mi
Last update 22 May 3:56 pm EDT
Extended Forecast for

West Sayville NY

  • This
    Afternoon

    This Afternoon: Showers. Steady temperature around 60. Southeast wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    Showers

    High: 60 °F

  • Tonight

    Tonight: Showers likely, with thunderstorms also possible after 4am. Patchy fog after midnight. Otherwise, cloudy, with a low around 57. Southeast wind 5 to 9 mph becoming light and variable. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely and
    Patchy Fog

    Low: 57 °F

  • Wednesday

    Wednesday: Scattered showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 83. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.

    Scattered
    Showers then
    Mostly Sunny

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 57. West wind 5 to 8 mph.

    Mostly Clear

    Low: 57 °F

  • Thursday

    Thursday: Sunny, with a high near 72. North wind 5 to 10 mph becoming light northwest in the afternoon.

    Sunny

    High: 72 °F

  • Thursday
    Night

    Thursday Night: Clear, with a low around 56.

    Clear

    Low: 56 °F

  • Friday

    Friday: Sunny, with a high near 76.

    Sunny

    High: 76 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 61.

    Mostly Clear

    Low: 61 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    Mostly Sunny

    High: 74 °F

Detailed Forecast

This Afternoon
Showers. Steady temperature around 60. Southeast wind around 9 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely, with thunderstorms also possible after 4am. Patchy fog after midnight. Otherwise, cloudy, with a low around 57. Southeast wind 5 to 9 mph becoming light and variable. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Scattered showers before 8am. Cloudy through mid morning, then gradual clearing, with a high near 83. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 57. West wind 5 to 8 mph.
Thursday
Sunny, with a high near 72. North wind 5 to 10 mph becoming light northwest in the afternoon.
Thursday Night
Clear, with a low around 56.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 69.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Memorial Day
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 65.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 67.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
West Sayville NY
 40.74°N 73.1°W (Elev. 30 ft)
Last Update:
3:41 pm EDT May 22, 2018
Forecast Valid:
4pm EDT May 22, 2018-6pm EDT May 29, 2018
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation