Current conditions at

New York, Kennedy International Airport (KJFK)

Lat: 40.64°NLon: 73.76°WElev: 10ft.

Mostly Cloudy

74°F

23°C

Humidity 76%
Wind Speed S 13 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 26 Aug 6:51 pm EDT
Extended Forecast for

South Valley Stream NY

Flood Watch August 27, 12:00pm until August 27, 11:00pm
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: Mostly cloudy, with a low around 71. South wind 6 to 10 mph.

    Low: 71 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 82. South wind 9 to 16 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. South wind 6 to 11 mph becoming light southwest  after midnight.  Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 84. Southwest wind 3 to 6 mph.

    High: 84 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. Light and variable wind becoming north 5 to 8 mph after midnight.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 71. South wind 6 to 10 mph.
Thursday
A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. South wind 9 to 16 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South wind 6 to 11 mph becoming light southwest after midnight. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 84. Southwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 67. Light and variable wind becoming north 5 to 8 mph after midnight.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 72.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
South Valley Stream NY
 40.66°N 73.73°W (Elev. 7 ft)
2:53 pm EDT Aug 26, 2026
6pm EDT Aug 26, 2026-6pm EDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database