Current conditions at

Farmingdale - Republic Airport (KFRG)

Lat: 40.73°NLon: 73.42°WElev: 72ft.

Light Rain

71°F

22°C

Humidity 96%
Wind Speed NW 6 mph
Barometer 29.88 in (1011.8 mb)
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 13 Sep 12:53 pm EDT
Extended Forecast for

West Islip NY

Flood Watch September 13, 01:00pm until September 13, 02:00pm
Click here for hazard details and duration
...
  •  
    Flood Watch September 13, 01:00pm until September 13, 02:00pm

    NOW until 2:00pm Sun

    Flood Watch

  • This Afternoon

    High: 79 °F

    Heavy Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 65. South wind 5 to 7 mph becoming west after midnight.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers before 2pm.  Partly sunny, then gradually becoming sunny, with a high near 74. North wind 10 to 13 mph.

    High: 74 °F

    Slight Chance
    Showers then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57. North wind 8 to 10 mph.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72. Northeast wind 6 to 8 mph becoming southeast in the afternoon.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 2pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 79. Northwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 65. South wind 5 to 7 mph becoming west after midnight.
Monday
A 20 percent chance of showers before 2pm. Partly sunny, then gradually becoming sunny, with a high near 74. North wind 10 to 13 mph.
Monday Night
Clear, with a low around 57. North wind 8 to 10 mph.
Tuesday
Sunny, with a high near 72. Northeast wind 6 to 8 mph becoming southeast in the afternoon.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Partly sunny, with a high near 78.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
West Islip NY
 40.7°N 73.31°W (Elev. 3 ft)
2:20 am EDT Sep 13, 2026
1pm EDT Sep 13, 2026-6pm EDT Sep 19, 2026
 
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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