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.

Fog

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 29.85 in (1010.8 mb)
Dewpoint 47°F (8°C)
Visibility 0.50 mi
Last update 16 Apr 4:53 am EDT
Extended Forecast for

Lyon Mountain NY

  • Overnight

    Overnight: A 40 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 50. Light west wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 5pm. Patchy fog before 10am. High near 64. Southwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 48. West wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Friday

    Friday: A chance of showers or drizzle before 9am, then a chance of showers between 9am and 11am. Partly sunny, with a high near 57. North wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Light and variable wind becoming southeast around 5 mph after midnight.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon.

    High: 66 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Showers, mainly after 8pm. Low around 37. Breezy, with a south wind 16 to 20 mph. Chance of precipitation is 80%.

    Low: 37 °F

    Showers and
    Breezy

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 43. West wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 43 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers before 2am. Mostly cloudy, with a low around 22. West wind around 17 mph.

    Low: 22 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 50. Light west wind. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers, with thunderstorms also possible after 5pm. Patchy fog before 10am. High near 64. Southwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 48. West wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of showers or drizzle before 9am, then a chance of showers between 9am and 11am. Partly sunny, with a high near 57. North wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 43. Light and variable wind becoming southeast around 5 mph after midnight.
Saturday
Partly sunny, with a high near 66. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon.
Saturday Night
Showers, mainly after 8pm. Low around 37. Breezy, with a south wind 16 to 20 mph. Chance of precipitation is 80%.
Sunday
Showers, mainly before 2pm. High near 43. West wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of snow showers before 2am. Mostly cloudy, with a low around 22. West wind around 17 mph.
Monday
Partly sunny, with a high near 31. Northwest wind around 18 mph.
Monday Night
Partly cloudy, with a low around 20. West wind 11 to 14 mph.
Tuesday
Mostly sunny, with a high near 42. Southwest wind 11 to 14 mph.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 33. Southwest wind around 14 mph.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 46. West wind 11 to 14 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lyon Mountain NY
 44.72°N 73.91°W (Elev. 2060 ft)
Last Update:
2:23 am EDT Apr 16, 2026
Forecast Valid:
5am EDT Apr 16, 2026-6pm EDT Apr 22, 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