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

23°F

-5°C

Humidity 88%
Wind Speed SW 3 mph
Barometer 29.98 in (1015.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 22 Nov 11:53 pm EST
Extended Forecast for

3 Miles SSE Lyon Mountain NY

  • Overnight

    Overnight: Mostly cloudy, with a low around 20. West wind around 14 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Light snow, mainly after noon. High near 29. West wind 8 to 14 mph becoming south in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 29 °F

    Chance Light
    Snow then
    Light Snow

  • Sunday Night

    Sunday Night: Snow showers, mainly before 3am. Low around 26. Blustery, with a northwest wind 10 to 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow Showers
    and Blustery

  • Monday

    Monday: A 30 percent chance of snow showers before 10am. Mostly cloudy, with a high near 28. Blustery, with a west wind 17 to 21 mph. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow
    Showers and
    Blustery then
    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 26. Breezy, with a southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight.

    Low: 26 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Rain and snow likely before 3pm, then rain likely between 3pm and 4pm, then snow likely after 4pm. Cloudy, with a high near 35. South wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 35 °F

    Cloudy then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Snow likely before midnight, then rain likely. Mostly cloudy, with a low around 32. South wind around 9 mph. Chance of precipitation is 70%.

    Low: 32 °F

    Snow Likely
    then Rain
    Likely

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 39. South wind 9 to 11 mph. Chance of precipitation is 70%.

    High: 39 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 11pm, then rain and snow likely between 11pm and 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 26. Breezy, with a southwest wind 20 to 23 mph. Chance of precipitation is 60%.

    Low: 26 °F

    Rain/Snow
    Likely and
    Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 20. West wind around 14 mph.
Sunday
Light snow, mainly after noon. High near 29. West wind 8 to 14 mph becoming south in the afternoon. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday Night
Snow showers, mainly before 3am. Low around 26. Blustery, with a northwest wind 10 to 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Monday
A 30 percent chance of snow showers before 10am. Mostly cloudy, with a high near 28. Blustery, with a west wind 17 to 21 mph. New snow accumulation of less than a half inch possible.
Monday Night
Increasing clouds, with a low around 26. Breezy, with a southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight.
Tuesday
Rain and snow likely before 3pm, then rain likely between 3pm and 4pm, then snow likely after 4pm. Cloudy, with a high near 35. South wind 7 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Snow likely before midnight, then rain likely. Mostly cloudy, with a low around 32. South wind around 9 mph. Chance of precipitation is 70%.
Wednesday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 39. South wind 9 to 11 mph. Chance of precipitation is 70%.
Wednesday Night
Rain likely before 11pm, then rain and snow likely between 11pm and 1am, then a chance of snow after 1am. Mostly cloudy, with a low around 26. Breezy, with a southwest wind 20 to 23 mph. Chance of precipitation is 60%.
Thanksgiving Day
A 50 percent chance of snow. Mostly cloudy, with a high near 28. Breezy, with a southwest wind around 22 mph, with gusts as high as 36 mph.
Thursday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 21. Breezy, with a west wind around 24 mph.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 21. Breezy, with a west wind 16 to 21 mph.
Friday Night
Mostly cloudy, with a low around 17. West wind 15 to 18 mph.
Saturday
Partly sunny, with a high near 19. West wind around 14 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Lyon Mountain NY
 44.67°N 73.89°W (Elev. 2677 ft)
Last Update:
6:04 pm EST Nov 22, 2025
Forecast Valid:
12am EST Nov 23, 2025-6pm EST Nov 29, 2025
 
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