Current conditions at

Islip, Long Island Mac Arthur Airport (KISP)

Lat: 40.79°NLon: 73.1°WElev: 98ft.

Fog/Mist

15°C

59°F

Humidity 96%
Wind Speed Calm
Barometer 1009.4 mb (29.81 in)
Dewpoint 14°C (58°F)
Visibility 6 km
Last update 7 May 1:56 am EDT
Extended Forecast for

Central Islip NY

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 13. Calm wind.

    Low: 13 °C

    Patchy Fog

  • Tuesday

    Tuesday: Sunny, with a high near 23. North wind around 11 km/h becoming south in the afternoon.

    High: 23 °C

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers after 2am.  Increasing clouds, with a low around 12. South wind around 10 km/h.

    Low: 12 °C

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 22. South wind 11 to 18 km/h.  Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 22 °C

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 8pm.  Mostly cloudy, with a low around 13. South wind 8 to 10 km/h becoming northwest after midnight.

    Low: 13 °C

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Rain, mainly after 2pm.  High near 18. Chance of precipitation is 80%. New precipitation amounts between 7.5 mm and 1 cm possible.

    High: 18 °C

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain, mainly before 2am.  Low around 11. Chance of precipitation is 80%.

    Low: 11 °C

    Rain

  • Friday

    Friday: A chance of rain before 8am, then a chance of showers after 8am.  Mostly cloudy, with a high near 17. Chance of precipitation is 40%.

    High: 17 °C

    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 8.

    Low: 8 °C

    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 13. Calm wind.
Tuesday
Sunny, with a high near 23. North wind around 11 km/h becoming south in the afternoon.
Tuesday Night
A 50 percent chance of showers after 2am. Increasing clouds, with a low around 12. South wind around 10 km/h.
Wednesday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 22. South wind 11 to 18 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 13. South wind 8 to 10 km/h becoming northwest after midnight.
Thursday
Rain, mainly after 2pm. High near 18. Chance of precipitation is 80%. New precipitation amounts between 7.5 mm and 1 cm possible.
Thursday Night
Rain, mainly before 2am. Low around 11. Chance of precipitation is 80%.
Friday
A chance of rain before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 17. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 8.
Saturday
Partly sunny, with a high near 17.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 18.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 9.
Monday
Partly sunny, with a high near 19.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Central Islip NY
 40.79°N 73.2°W (Elev. 98 m)
1:07 am EDT May 7, 2024
2am EDT May 7, 2024-6pm EDT May 13, 2024
 
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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