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Severe weather risk and flash flood potential continue on Sunday

Strong to severe thunderstorms are expected across much of the central and southern Plains towards the Miss. River Valley on Sunday. The Storm Prediction Center indicates a Slight Risk for these areas. Isolated tornadoes, hail and damaging winds are all possible. Flash flooding is also forecast from central Iowa into southern Texas where the heaviest rainfall is expected.
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Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

63°F

17°C

Humidity 56%
Wind Speed SW 15 G 23 mph
Barometer 30.26 in (1024.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 24 May 6:56 pm EDT
Extended Forecast for

Sayville NY

  • Tonight

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 56 °F

  • Memorial
    Day

    Partly Sunny

    Partly
    Sunny

    High: 74 °F

  • Monday
    Night

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 59 °F

  • Tuesday

    Partly Sunny

    Partly
    Sunny

    High: 73 °F

  • Tuesday
    Night

    Breezy

    Breezy

    Low: 62 °F

  • Wednesday

    Breezy

    Breezy

    High: 75 °F

  • Wednesday
    Night

    Chance Showers Chance for Measurable Precipitation 30%

    Chance
    Showers

    Low: 62 °F

  • Thursday

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    High: 72 °F

  • Thursday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    Low: 61 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. Southwest wind 6 to 14 mph.
Memorial Day
Partly sunny, with a high near 74. South wind 6 to 13 mph.
Monday Night
Mostly cloudy, with a low around 59. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 73. South wind 16 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly cloudy, with a low around 62. Breezy, with a south wind 18 to 21 mph.
Wednesday
Partly sunny, with a high near 75. Breezy.
Wednesday Night
A chance of showers after 10pm. Mostly cloudy, with a low around 62. Breezy. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 72. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Partly sunny, with a high near 70.
  Click Map For Forecast
Point Forecast:
Sayville NY
 40.74°N 73.1°W
2:59 pm EDT May 24, 2015
8pm EDT May 24, 2015-6pm EDT May 31, 2015
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Graph

National Digital Forecast Database