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.

Mostly Cloudy

45°F

7°C

Humidity 90%
Wind Speed SW 6 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 14 Apr 1:56 am EDT
Extended Forecast for

Islip NY

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 48. Southwest wind around 6 mph.

    Partly Cloudy

    Low: 48 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. West wind 5 to 8 mph.

    Partly Sunny

    High: 61 °F

  • Wednesday
    Night

    Wednesday Night: Rain likely, mainly after 1am.  Mostly cloudy, with a low around 46. Southeast wind 6 to 8 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Slight Chance
    Rain then
    Rain Likely

    Low: 46 °F

  • Thursday

    Thursday: Rain.  High near 51. East wind 13 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    Rain

    High: 51 °F

  • Thursday
    Night

    Thursday Night: Rain.  Low around 38. North wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Rain

    Low: 38 °F

  • Friday

    Friday: Rain likely, mainly before 8am.  Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

    Rain Likely

    High: 51 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 40.

    Mostly Cloudy

    Low: 40 °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

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 48. Southwest wind around 6 mph.
Wednesday
Partly sunny, with a high near 61. West wind 5 to 8 mph.
Wednesday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 46. Southeast wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 51. East wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
Rain. Low around 38. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 60.
Click Map For Forecast
Point Forecast:
Islip NY
 40.73°N 73.22°W (Elev. 7 ft)
10:19 pm EDT Apr 13, 2021
2am EDT Apr 14, 2021-6pm EDT Apr 20, 2021
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database