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

52°F

11°C

Humidity 75%
Wind Speed SW 10 mph
Barometer 30.13 in (1020.1 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 12 May 11:53 pm EDT
Extended Forecast for

Old Bethpage NY

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 52. South wind around 6 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66. Windy, with a south wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 66 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Windy

  • Wednesday Night

    Wednesday Night: Showers, mainly after 2am. Patchy fog after 2am. Low around 53. South wind 8 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Patchy fog. High near 66. Southeast wind 5 to 7 mph becoming calm in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 50. Northwest wind 5 to 8 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers before 2pm. Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 52. South wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 66. Windy, with a south wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
Showers, mainly after 2am. Patchy fog after 2am. Low around 53. South wind 8 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers and possibly a thunderstorm. Patchy fog. High near 66. Southeast wind 5 to 7 mph becoming calm in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 50. Northwest wind 5 to 8 mph. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers before 2pm. Partly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Bethpage NY
 40.76°N 73.45°W (Elev. 138 ft)
Last Update:
2:36 pm EDT May 12, 2026
Forecast Valid:
12am EDT May 13, 2026-6pm EDT May 19, 2026
 
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