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.

Overcast

64°F

18°C

Humidity 65%
Wind Speed E 5 mph
Barometer 30.11 in (1019.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Sep 3:53 am EDT
Extended Forecast for

Lindenhurst NY

  • Overnight

    Overnight: A 50 percent chance of rain. Mostly cloudy, with a steady temperature around 61. Southeast wind around 9 mph.

    Low: 61 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 8am. High near 69. Southeast wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Rain

  • Sunday Night

    Sunday Night: Periods of rain and possibly a thunderstorm before 2am, then a chance of rain. Low around 62. South wind 8 to 11 mph becoming north after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Rain

  • Monday

    Monday: A 30 percent chance of rain before 8am. Mostly cloudy, with a high near 68. Northeast wind 13 to 16 mph.

    High: 68 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of showers after 2am. Cloudy, with a low around 58. Northeast wind 10 to 14 mph.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 53.

    Low: 53 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 67. Breezy.

    High: 67 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. Breezy.

    Low: 53 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Overnight
A 50 percent chance of rain. Mostly cloudy, with a steady temperature around 61. Southeast wind around 9 mph.
Sunday
Rain, mainly after 8am. High near 69. Southeast wind 10 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Periods of rain and possibly a thunderstorm before 2am, then a chance of rain. Low around 62. South wind 8 to 11 mph becoming north after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A 30 percent chance of rain before 8am. Mostly cloudy, with a high near 68. Northeast wind 13 to 16 mph.
Monday Night
A 30 percent chance of showers after 2am. Cloudy, with a low around 58. Northeast wind 10 to 14 mph.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 66.
Tuesday Night
Cloudy, with a low around 53.
Wednesday
Mostly cloudy, with a high near 67. Breezy.
Wednesday Night
Mostly cloudy, with a low around 53. Breezy.
Thursday
A 30 percent chance of showers after 8am. Mostly cloudy, with a high near 66. Breezy.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 52. Breezy.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 66. Breezy.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 53.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lindenhurst NY
 40.68°N 73.37°W (Elev. 16 ft)
Last Update:
3:41 am EDT Sep 20, 2026
Forecast Valid:
4am EDT Sep 20, 2026-6pm EDT Sep 26, 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