Severe thunderstorms and heavy rain for portions of the southern U.S.

A storm system will produce scattered severe thunderstorms and locally heavy rain stretching from the Southern Plains to the Gulf Coast and lower Miss. Valley on Friday. Large hail, locally damaging winds and flash flooding will be the main threats. This activity will continue into Saturday.
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Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

48°F

9°C

Humidity 66%
Wind Speed E 5 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 29 Apr 1:56 am EDT
Extended Forecast for

4 Miles SSW Bellport NY

  • Overnight

    Overnight: A chance of light rain.  Cloudy, with a steady temperature around 44. East wind around 10 mph.  Chance of precipitation is 40%.

    Chance Light
    Rain

    Low: 44 °F

  • Friday

    Friday: Cloudy, with a high near 55. East wind 13 to 15 mph.

    Cloudy

    High: 55 °F

  • Friday
    Night

    Friday Night: A chance of showers, mainly between 7pm and 2am.  Cloudy, with a low around 40. East wind 7 to 11 mph.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 40 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Northeast wind around 9 mph becoming east in the afternoon.

    Mostly Sunny

    High: 53 °F

  • Saturday
    Night

    Saturday Night: A slight chance of rain after 2am.  Mostly cloudy, with a low around 45. Southeast wind 5 to 10 mph.  Chance of precipitation is 20%.

    Partly Cloudy
    then Slight
    Chance Rain

    Low: 45 °F

  • Sunday

    Sunday: Rain likely, mainly after noon.  Cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Rain Likely

    High: 51 °F

  • Sunday
    Night

    Sunday Night: Rain likely.  Cloudy, with a low around 48. Chance of precipitation is 60%.

    Rain Likely

    Low: 48 °F

  • Monday

    Monday: A chance of rain.  Cloudy, with a high near 54. Chance of precipitation is 50%.

    Chance Rain

    High: 54 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 48.

    Mostly Cloudy

    Low: 48 °F

Detailed Forecast

Overnight
A chance of light rain. Cloudy, with a steady temperature around 44. East wind around 10 mph. Chance of precipitation is 40%.
Friday
Cloudy, with a high near 55. East wind 13 to 15 mph.
Friday Night
A chance of showers, mainly between 7pm and 2am. Cloudy, with a low around 40. East wind 7 to 11 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 53. Northeast wind around 9 mph becoming east in the afternoon.
Saturday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 45. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday
Rain likely, mainly after noon. Cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely. Cloudy, with a low around 48. Chance of precipitation is 60%.
Monday
A chance of rain. Cloudy, with a high near 54. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
Partly sunny, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
4 Miles SSW Bellport NY
 40.7°N 72.96°W (Elev. 0 ft)
12:58 am EDT Apr 29, 2016
2am EDT Apr 29, 2016-6pm EDT May 5, 2016
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database