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Severe weather and flooding rains possible on Memorial Day

Strong to severe storms will be possible Memorial Day from south Texas across the Plains into the Midwest. Isolated tornadoes, damaging winds and hail are all possible especially across eastern Texas. In addition, moderate to heavy rainfall is forecast from parts of Texas to the lower Miss. Valley increasing the flash and river flooding concerns, with an additional 1 to 2 inches of rain possible.
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Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

61°F

16°C

Humidity 84%
Wind Speed SW 6 mph
Barometer 30.27 in (1024.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 25 May 6:56 am EDT
Extended Forecast for

Stony Brook NY

  • Memorial
    Day

    Partly Sunny

    Partly
    Sunny

    High: 80 °F

  • Tonight

    Increasing Clouds

    Increasing
    Clouds

    Low: 61 °F

  • Tuesday

    Partly Sunny

    Partly
    Sunny

    High: 77 °F

  • Tuesday
    Night

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 62 °F

  • Wednesday

    Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

    Slight Chc
    Thunderstorms

    High: 77 °F

  • Wednesday
    Night

    Chance Showers Chance for Measurable Precipitation 30%

    Chance
    Showers

    Low: 61 °F

  • Thursday

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    High: 76 °F

  • Thursday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    Low: 62 °F

  • Friday

    Patchy Fog

    Patchy
    Fog

    High: 76 °F

Detailed Forecast

Memorial Day
Partly sunny, with a high near 80. South wind 6 to 13 mph, with gusts as high as 23 mph.
Tonight
Increasing clouds, with a low around 61. Southwest wind 11 to 17 mph.
Tuesday
Partly sunny, with a high near 77. Southwest wind 10 to 14 mph.
Tuesday Night
Mostly cloudy, with a low around 62. Southwest wind 11 to 17 mph.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. South wind 11 to 17 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 76.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 77.
Saturday Night
A chance of showers and thunderstorms. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 61. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Patchy fog before 9am. Otherwise, partly sunny, with a high near 73. Chance of precipitation is 30%.
  Click Map For Forecast
Point Forecast:
Stony Brook NY
 40.92°N 73.12°W
3:21 am EDT May 25, 2015
8am EDT May 25, 2015-6pm EDT May 31, 2015
 
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