National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Farmingdale - Republic Airport (KFRG)

Lat: 40.73°NLon: 73.42°WElev: 72ft.

Fair

46°F

8°C

Humidity 47%
Wind Speed Calm
Barometer 30.19 in (1022.2 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 20 Nov 3:53 pm EST
Extended Forecast for

Syosset NY

  • Tonight

    Tonight: Areas of frost between 9pm and 4am. Otherwise, increasing clouds, with a low around 36. Calm wind.

    Low: 36 °F

    Areas Frost

  • Friday

    Friday: Mostly cloudy, with a high near 52. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 52 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of rain. Patchy fog after 10pm. Otherwise, cloudy, with a low around 42. Southwest wind around 6 mph becoming light and variable.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A 30 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 50. North wind 7 to 10 mph.

    High: 50 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. North wind around 7 mph.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Monday Night

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

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Areas of frost between 9pm and 4am. Otherwise, increasing clouds, with a low around 36. Calm wind.
Friday
Mostly cloudy, with a high near 52. Light southwest wind increasing to 5 to 10 mph in the morning.
Friday Night
A 50 percent chance of rain. Patchy fog after 10pm. Otherwise, cloudy, with a low around 42. Southwest wind around 6 mph becoming light and variable.
Saturday
A 30 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 50. North wind 7 to 10 mph.
Saturday Night
Partly cloudy, with a low around 32. North wind around 7 mph.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
A 30 percent chance of rain after 1pm. Cloudy, with a high near 54.
Tuesday Night
Rain. Low around 48. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 59.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 42.
Thanksgiving Day
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Syosset NY
 40.81°N 73.5°W (Elev. 197 ft)
Last Update:
12:38 pm EST Nov 20, 2025
Forecast Valid:
4pm EST Nov 20, 2025-6pm EST Nov 27, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation