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

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Fair

25°F

-4°C

Humidity 58%
Wind Speed N 6 mph
Barometer 29.94 in (1014.1 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 18 Feb 5:53 pm EST
Extended Forecast for

3 Miles S Altona NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Light and variable wind.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 30. Calm wind becoming east around 5 mph.

    High: 30 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Snow likely after 1pm. Partly sunny, with a high near 29. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Partly Sunny
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow. Low around 17. Northeast wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 17 °F

    Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 27. North wind around 7 mph.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 15. North wind around 5 mph becoming light and variable in the evening.

    Low: 15 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30. East wind 3 to 6 mph.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. Light and variable wind.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 11. Light and variable wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 30. Calm wind becoming east around 5 mph.
Thursday Night
Partly cloudy, with a low around 15. Calm wind.
Friday
Snow likely after 1pm. Partly sunny, with a high near 29. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around 17. Northeast wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 27. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 15. North wind around 5 mph becoming light and variable in the evening.
Sunday
Mostly sunny, with a high near 30. East wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 13. Light and variable wind.
Monday
Mostly sunny, with a high near 28. North wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 6. Northwest wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 19. West wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 3. West wind around 6 mph becoming south after midnight.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 29. South wind 6 to 9 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Altona NY
 44.84°N 73.67°W (Elev. 984 ft)
Last Update:
1:22 pm EST Feb 18, 2026
Forecast Valid:
6pm EST Feb 18, 2026-6pm EST Feb 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation