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

Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Current conditions at

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Fair

52°F

11°C

Humidity 93%
Wind Speed Calm
Barometer 30.12 in (1019.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 25 May 9:54 pm EDT
Extended Forecast for

Altmar NY

  • Tonight

    Tonight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. Light north wind.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Northwest wind 7 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Light northwest wind.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65. Light west wind increasing to 5 to 9 mph in the morning.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Calm wind.
Tuesday
Sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56. Calm wind.
Wednesday
Partly sunny, with a high near 74. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52. Light north wind.
Thursday
Mostly sunny, with a high near 67. Northwest wind 7 to 10 mph.
Thursday Night
Partly cloudy, with a low around 46. Light northwest wind.
Friday
Mostly sunny, with a high near 65. Light west wind increasing to 5 to 9 mph in the morning.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Altmar NY
 43.51°N 76.01°W (Elev. 571 ft)
Last Update:
9:57 pm EDT May 25, 2026
Forecast Valid:
10pm EDT May 25, 2026-6pm EDT Jun 1, 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