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Severe thunderstorms likely from the Midwest to the Mississippi Valley

Severe thunderstorms capable of producing damaging winds, very large hail, and a few strong tornadoes are likely today and tonight from the Midwest to the lower Mississippi Valley region. Some of the storms could produce heavy rainfall and flooding of low lying areas. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Overcast

63°F

17°C

Humidity 84%
Wind Speed NE 13 mph
Barometer 29.75 in (1007.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 26 Apr 2:56 pm EDT
Extended Forecast for

Lake Grove NY

  • This
    Afternoon

    This Afternoon: A chance of drizzle with isolated showers.  Patchy fog.  Otherwise, cloudy, with a high near 61. Northeast wind around 9 mph.  Chance of precipitation is 20%.

    Chance
    Drizzle and
    Patchy Fog

    High: 61 °F

  • Tonight

    Tonight: A 30 percent chance of showers or drizzle, mainly before 9pm.  Patchy fog.  Otherwise, cloudy, with a low around 53. Northeast wind around 5 mph becoming calm  in the evening.

    Chance
    Showers and
    Patchy Fog

    Low: 53 °F

  • Thursday

    Thursday: Areas of fog before 9am.  Otherwise, mostly cloudy, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon.

    Areas Fog
    then Mostly
    Cloudy

    High: 67 °F

  • Thursday
    Night

    Thursday Night: A slight chance of showers between 9pm and 3am, then a chance of showers and thunderstorms after 3am.  Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 56. Southeast wind 8 to 10 mph.  Chance of precipitation is 30%.

    Chance
    Showers and
    Patchy Fog

    Low: 56 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 75. Southwest wind 6 to 9 mph.

    Chance
    T-storms

    High: 75 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 54.

    Mostly Cloudy

    Low: 54 °F

  • Saturday

    Saturday: Mostly cloudy, with a high near 77.

    Mostly Cloudy

    High: 77 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 51.

    Mostly Cloudy

    Low: 51 °F

  • Sunday

    Sunday: Mostly cloudy, with a high near 62.

    Mostly Cloudy

    High: 62 °F

Detailed Forecast

This Afternoon
A chance of drizzle with isolated showers. Patchy fog. Otherwise, cloudy, with a high near 61. Northeast wind around 9 mph. Chance of precipitation is 20%.
Tonight
A 30 percent chance of showers or drizzle, mainly before 9pm. Patchy fog. Otherwise, cloudy, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
A slight chance of showers between 9pm and 3am, then a chance of showers and thunderstorms after 3am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 56. Southeast wind 8 to 10 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. Southwest wind 6 to 9 mph.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Mostly cloudy, with a high near 77.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Mostly cloudy, with a high near 62.
Sunday Night
A 40 percent chance of showers after 10pm. Cloudy, with a low around 50.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 69.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 66.
Click Map For Forecast
Point Forecast:
Lake Grove NY
 40.85°N 73.1°W (Elev. 144 ft)
3:36 pm EDT Apr 26, 2017
3pm EDT Apr 26, 2017-6pm EDT May 3, 2017
 
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Additional Resources

Radar & Satellite Image

Northeast Radar Mosaic Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database