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

Fulton, Oswego County Airport (KFZY)

Lat: 43.35°NLon: 76.39°WElev: 476ft.

Partly Cloudy

28°F

-2°C

Humidity 88%
Wind Speed Calm
Barometer 30.09 in (1019.5 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 20 Mar 2:54 am EDT
Extended Forecast for

Altmar NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and snow, becoming all rain after noon. High near 46. Light southeast wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 46 °F

    Rain/Snow
    then Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. Light northwest wind.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow showers before 10am. Partly sunny, with a high near 40. Northwest wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow before 2am, then rain and snow likely. Mostly cloudy, with a low around 30. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Slight Chance
    Snow then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow likely, becoming all rain after 11am. Mostly cloudy, with a high near 43. Southeast wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain/Snow
    Likely then
    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 26. North wind around 6 mph. Chance of precipitation is 50%.

    Low: 26 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 2pm. Partly sunny, with a high near 36. North wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 24. Calm wind.
Friday
Rain and snow, becoming all rain after noon. High near 46. Light southeast wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 26. Light northwest wind.
Saturday
A slight chance of snow showers before 10am. Partly sunny, with a high near 40. Northwest wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of snow before 2am, then rain and snow likely. Mostly cloudy, with a low around 30. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain and snow likely, becoming all rain after 11am. Mostly cloudy, with a high near 43. Southeast wind around 6 mph becoming northwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain showers before 2am, then a chance of snow showers. Mostly cloudy, with a low around 26. North wind around 6 mph. Chance of precipitation is 50%.
Monday
A chance of snow showers before 2pm. Partly sunny, with a high near 36. North wind 6 to 9 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Wednesday
A chance of snow showers. Partly sunny, with a high near 37. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 46. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altmar NY
 43.51°N 76.01°W (Elev. 571 ft)
Last Update:
2:22 am EDT Mar 20, 2026
Forecast Valid:
3am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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