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

46°F

8°C

Humidity 77%
Wind Speed NW 3 mph
Barometer 30.28 in (1025.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Sep 7:53 am EDT
Extended Forecast for

Lyon Mountain NY

  • Today

    Today: Sunny, with a high near 56. Northeast wind 3 to 5 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 39. Light southeast wind.

    Low: 39 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers, mainly after 10am. High near 50. South wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Showers

  • Sunday Night

    Sunday Night: Cloudy, then gradually becoming partly cloudy, with a low around 39. Light northwest wind.

    Low: 39 °F

    Decreasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 50. North wind around 7 mph.

    High: 50 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Northeast wind 3 to 7 mph.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Northeast wind 3 to 5 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. East wind 3 to 7 mph.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 56. Northeast wind 3 to 5 mph.
Tonight
Increasing clouds, with a low around 39. Light southeast wind.
Sunday
Showers, mainly after 10am. High near 50. South wind 5 to 7 mph becoming calm in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Cloudy, then gradually becoming partly cloudy, with a low around 39. Light northwest wind.
Monday
Partly sunny, with a high near 50. North wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 35. Calm wind.
Tuesday
Mostly sunny, with a high near 53. Northeast wind 3 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 37. Northeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 59. East wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 39. Southeast wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 57. East wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 40. Northeast wind 3 to 5 mph.
Friday
Partly sunny, with a high near 58. Northeast wind 5 to 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lyon Mountain NY
 44.72°N 73.91°W (Elev. 2060 ft)
Last Update:
7:27 am EDT Sep 19, 2026
Forecast Valid:
9am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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