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

Griffiss International Airport (KRME)

Lat: 43.23°NLon: 75.4°WElev: 505ft.

Fair

76°F

24°C

Humidity 40%
Wind Speed NA
Barometer 30.19 in (1022.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 29 Aug 4:53 pm EDT
Extended Forecast for

Sylvan Beach NY

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Light and variable wind.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers, mainly between 2pm and 5pm. Mostly cloudy, with a high near 76. Light and variable wind. Chance of precipitation is 30%.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers between 8pm and 1am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers after 2pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. Calm wind. Chance of precipitation is 20%.

    High: 77 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. Light and variable wind.
Sunday
A chance of showers, mainly between 2pm and 5pm. Mostly cloudy, with a high near 76. Light and variable wind. Chance of precipitation is 30%.
Sunday Night
A chance of showers between 8pm and 1am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 60. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of showers after 2pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. Calm wind. Chance of precipitation is 20%.
Monday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.
Tuesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sylvan Beach NY
 43.2°N 75.74°W (Elev. 367 ft)
Last Update:
2:30 pm EDT Aug 29, 2026
Forecast Valid:
5pm EDT Aug 29, 2026-6pm EDT Sep 5, 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