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

New York, La Guardia Airport (KLGA)

Lat: 40.78°NLon: 73.88°WElev: 20ft.

Light Rain

74°F

23°C

Humidity 88%
Wind Speed NE 6 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 14 Jul 9:51 pm EDT
Extended Forecast for

Roslyn Harbor NY

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog after 3am. Low around 72. South wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 72 °F

    T-storms then
    Showers
    Likely and
    Patchy Fog

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly before 11am. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.

    High: 85 °F

    Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 73. South wind 3 to 6 mph.

    Low: 73 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Heat index values as high as 98. Light southwest wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 90 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind 6 to 9 mph.

    Low: 75 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 40%.

    High: 92 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog after 3am. Low around 72. South wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly before 11am. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 85. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 73. South wind 3 to 6 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Heat index values as high as 98. Light southwest wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southwest wind 6 to 9 mph.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 40%.
Thursday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Roslyn Harbor NY
 40.83°N 73.64°W (Elev. 98 ft)
Last Update:
2:29 pm EDT Jul 14, 2025
Forecast Valid:
10pm EDT Jul 14, 2025-6pm EDT Jul 21, 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