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

Hazardous Weather Conditions

Current conditions at

Farmingdale - Republic Airport (KFRG)

Lat: 40.73°NLon: 73.42°WElev: 72ft.

Light Snow

38°F

3°C

Humidity 65%
Wind Speed SW 17 G 25 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 27°F (-3°C)
Visibility 1.75 mi
Wind Chill29°F (-2°C)
Last update 17 Jan 12:53 pm EST
Extended Forecast for

Syosset NY

Winter Weather Advisory January 18, 07:00am until January 18, 08:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • This Afternoon

    This Afternoon: Rain before 3pm, then snow. High near 41. Southwest wind around 10 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow

  • Tonight

    Tonight: A slight chance of snow before 7pm, then a chance of snow after 1am. Mostly cloudy, with a low around 30. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Periods of snow, mainly after 7am. High near 33. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 22. Northwest wind around 7 mph.

    Low: 22 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 33. West wind 8 to 14 mph, with gusts as high as 25 mph.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 23.

    High: 23 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain before 3pm, then snow. High near 41. Southwest wind around 10 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A slight chance of snow before 7pm, then a chance of snow after 1am. Mostly cloudy, with a low around 30. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%.
Sunday
Periods of snow, mainly after 7am. High near 33. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
A 30 percent chance of snow before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 22. Northwest wind around 7 mph.
M.L.King Day
Mostly sunny, with a high near 33. West wind 8 to 14 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Sunny, with a high near 23.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Mostly sunny, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 37.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Syosset NY
 40.81°N 73.5°W (Elev. 197 ft)
Last Update:
1:04 pm EST Jan 17, 2026
Forecast Valid:
1pm EST Jan 17, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation