Storms and Flash Flooding in the South; Heavy Snow in the Central Rockies

Storms will continue to impact the northern Gulf Coast into Thursday resulting in threats of flash flooding, wind damage and hail. A late season winter storm will bring heavy snow to the Central Rockies on Wednesday and Thursday. Critical fire weather conditions will exist in the Southwest U.S. on Wednesday and Thursday as well. Read More >

Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Partly Cloudy

50°F

10°C

Humidity 83%
Wind Speed W 5 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 14 Apr 7:56 am EDT
Extended Forecast for

Lake Ronkonkoma NY

  • Today

    Today: Mostly sunny, with a high near 68. South wind 3 to 6 mph.

    Mostly Sunny

    High: 68 °F

  • Tonight

    Tonight: Showers likely, mainly between 2am and 5am, then rain likely after 5am.  Mostly cloudy, with a low around 46. Southeast wind around 7 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers then
    Showers
    Likely

    Low: 46 °F

  • Thursday

    Thursday: Rain.  High near 53. East wind 9 to 13 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Rain

    High: 53 °F

  • Thursday
    Night

    Thursday Night: Rain, mainly before 2am.  Low around 38. East wind around 11 mph becoming north after midnight.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Rain

    Low: 38 °F

  • Friday

    Friday: A 50 percent chance of rain.  Mostly cloudy, with a high near 51. West wind 13 to 15 mph.

    Chance Rain

    High: 51 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 39.

    Mostly Cloudy

    Low: 39 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    Mostly Sunny

    High: 56 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Mostly Cloudy

    Low: 43 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    Mostly Sunny

    High: 59 °F

Detailed Forecast

Today
Mostly sunny, with a high near 68. South wind 3 to 6 mph.
Tonight
Showers likely, mainly between 2am and 5am, then rain likely after 5am. Mostly cloudy, with a low around 46. Southeast wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 53. East wind 9 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Rain, mainly before 2am. Low around 38. East wind around 11 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 51. West wind 13 to 15 mph.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 61.
Click Map For Forecast
Point Forecast:
Lake Ronkonkoma NY
 40.83°N 73.11°W (Elev. 98 ft)
6:48 am EDT Apr 14, 2021
8am EDT Apr 14, 2021-6pm EDT Apr 20, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database