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Heavy rain across the eastern U.S.

Low pressure will weaken some as it heads to the Northeast U.S. tomorrow, but still will be capable of producing areas of heavy rain from the Mid-Atlantic to New England. Severe thunderstorms are possible in the central Plains and Lower Mississippi Valley over the next couple of days. More widespread severe storms are possible in the southern Plains by the end of the week. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Light Rain

53°F

12°C

Humidity 100%
Wind Speed E 12 mph
Barometer 30.10 in (1019.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 25 Apr 10:56 am EDT
Extended Forecast for

Sayville NY

Coastal Flood Advisory April 25, 06:00pm until April 25, 11:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  • Today

    Today: Drizzle or light rain likely before 1pm, then periods of rain after 1pm.  High near 54. Breezy, with an east wind 18 to 20 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Rain and
    Breezy

    High: 54 °F

  • Tonight

    Tonight: Periods of rain.  Patchy fog after 1am. Low around 52. Breezy, with an east wind 16 to 21 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Rain and
    Patchy Fog

    Low: 52 °F

  • Wednesday

    Wednesday: Rain likely before 1pm, then a chance of light rain after 1pm.  Patchy fog before 1pm.  Otherwise, cloudy, with a high near 62. East wind 9 to 11 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain Likely
    and Patchy
    Fog

    High: 62 °F

  • Wednesday
    Night

    Wednesday Night: A chance of light rain before 7pm, then a slight chance of rain after 7pm.  Mostly cloudy, with a low around 52. Northeast wind 3 to 7 mph.  Chance of precipitation is 30%.

    Chance Light
    Rain

    Low: 52 °F

  • Thursday

    Thursday: Mostly cloudy, with a high near 65. Light and variable wind.

    Mostly Cloudy

    High: 65 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 55.

    Mostly Cloudy

    Low: 55 °F

  • Friday

    Friday: Partly sunny, with a high near 69.

    Partly Sunny

    High: 69 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 55.

    Partly Cloudy

    Low: 55 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    Mostly Sunny

    High: 71 °F

Detailed Forecast

Today
Drizzle or light rain likely before 1pm, then periods of rain after 1pm. High near 54. Breezy, with an east wind 18 to 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Periods of rain. Patchy fog after 1am. Low around 52. Breezy, with an east wind 16 to 21 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Rain likely before 1pm, then a chance of light rain after 1pm. Patchy fog before 1pm. Otherwise, cloudy, with a high near 62. East wind 9 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of light rain before 7pm, then a slight chance of rain after 7pm. Mostly cloudy, with a low around 52. Northeast wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 65. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
Partly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 66.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 64.
Click Map For Forecast
Point Forecast:
Sayville NY
 40.74°N 73.1°W (Elev. 30 ft)
7:48 am EDT Apr 25, 2017
11am EDT Apr 25, 2017-6pm EDT May 1, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database