Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Fog

51°F

11°C

Humidity 100%
Wind Speed SE 20 G 32 mph
Barometer 29.84 in (1010.6 mb)
Dewpoint 51°F (11°C)
Visibility 0.13 mi
Wind Chill45°F (7°C)
Last update 16 Mar 6:56 am EDT
Extended Forecast for

2 Miles NNE Commack NY

Wind Advisory March 16, 02:00pm until March 17, 04:00am
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: Showers and possibly a thunderstorm.  Areas of fog. High near 59. Breezy, with a south wind 16 to 21 mph, with gusts as high as 39 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 59 °F

    Showers and
    Areas Fog

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Areas of fog before 2am. Low around 34. Breezy, with a south wind 17 to 23 mph becoming west after midnight. Winds could gust as high as 48 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Showers and
    Areas Fog

  • Tuesday

    Tuesday: Sunny, with a high near 42. Wind chill values between 25 and 35. West wind around 15 mph, with gusts as high as 26 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25. Wind chill values between 15 and 20. West wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 38. Northwest wind around 6 mph becoming southwest in the afternoon.

    High: 38 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm. Areas of fog. High near 59. Breezy, with a south wind 16 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and possibly a thunderstorm before 2am, then a chance of showers. Areas of fog before 2am. Low around 34. Breezy, with a south wind 17 to 23 mph becoming west after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Sunny, with a high near 42. Wind chill values between 25 and 35. West wind around 15 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 25. Wind chill values between 15 and 20. West wind 9 to 11 mph, with gusts as high as 22 mph.
Wednesday
Increasing clouds, with a high near 38. Northwest wind around 6 mph becoming southwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 51.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 48. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Commack NY
 40.87°N 73.28°W (Elev. 148 ft)
6:14 am EDT Mar 16, 2026
7am EDT Mar 16, 2026-6pm EDT Mar 22, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database