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

Lake Effect Snow continues through friday, followed by extreme cold for the weekend.

An Extreme Cold Warning is in effect for northern New York and Vermont from Friday evening through Saturday morning. Dangerously cold wind chills of -20F to -40F are expected. In addition, a Winter Weather Advisory remains in effect for southern St Lawrence County through Friday. A lake effect band will produce 3 to 9 inches of snow in the Advisory area, mainly along and south of Route 3. Read More >

Hazardous Weather Conditions

Current conditions at

Plattsburgh International Airport (KPBG)

Lat: 44.65°NLon: 73.47°WElev: 236ft.

Partly Cloudy

31°F

-1°C

Humidity 45%
Wind Speed SW 8 G 22 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 22 Jan 3:53 pm EST
Extended Forecast for

Chateaugay NY

Extreme Cold Warning January 23, 07:00pm until January 24, 01:00pm
Click here for hazard details and duration
Extreme Cold Warning

  • This Afternoon

    This Afternoon: Isolated snow showers before 5pm. The snow could be heavy at times. Partly sunny, with a high near 28. Breezy, with a west wind around 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Tonight

    Tonight: A slight chance of snow showers before 10pm, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    Low: 8 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Friday

    Friday: A 40 percent chance of snow showers. The snow could be heavy at times. Mostly cloudy, with a temperature falling to around 4 by 5pm. Wind chill values as low as -15. West wind 11 to 16 mph, with gusts as high as 28 mph. New snow accumulation of less than one inch possible.

    High: 13 °F⇓

    Heavy Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow showers before 10pm. Partly cloudy, with a low around -14. Wind chill values as low as -32. West wind 15 to 18 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    Low: -14 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny and cold, with a high near -3. West wind 11 to 14 mph.

    High: -3 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -15. Southwest wind 5 to 7 mph.

    Low: -15 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 3. Southeast wind 5 to 9 mph becoming east in the afternoon.

    High: 3 °F

    Partly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Snow. Low around -2. Northeast wind around 9 mph. Chance of precipitation is 80%.

    Low: -2 °F

    Snow

  • Monday

    Monday: Snow, mainly before 1pm. High near 8. Northeast wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%.

    High: 8 °F

    Snow

Detailed Forecast

This Afternoon
Isolated snow showers before 5pm. The snow could be heavy at times. Partly sunny, with a high near 28. Breezy, with a west wind around 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow showers before 10pm, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Breezy, with a west wind 13 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Friday
A 40 percent chance of snow showers. The snow could be heavy at times. Mostly cloudy, with a temperature falling to around 4 by 5pm. Wind chill values as low as -15. West wind 11 to 16 mph, with gusts as high as 28 mph. New snow accumulation of less than one inch possible.
Friday Night
A 30 percent chance of snow showers before 10pm. Partly cloudy, with a low around -14. Wind chill values as low as -32. West wind 15 to 18 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Saturday
Sunny and cold, with a high near -3. West wind 11 to 14 mph.
Saturday Night
Partly cloudy, with a low around -15. Southwest wind 5 to 7 mph.
Sunday
A 40 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 3. Southeast wind 5 to 9 mph becoming east in the afternoon.
Sunday Night
Snow. Low around -2. Northeast wind around 9 mph. Chance of precipitation is 80%.
Monday
Snow, mainly before 1pm. High near 8. Northeast wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of snow before 1am. Mostly cloudy, with a low around -4. West wind around 11 mph.
Tuesday
Partly sunny, with a high near 12. West wind 11 to 14 mph.
Tuesday Night
Mostly cloudy, with a low around 0. Southwest wind around 11 mph.
Wednesday
Mostly sunny, with a high near 12. West wind around 11 mph.
Wednesday Night
Mostly cloudy, with a low around -4. Southwest wind around 9 mph.
Thursday
Partly sunny and cold, with a high near 9. West wind 9 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chateaugay NY
 44.92°N 74.11°W (Elev. 1007 ft)
Last Update:
12:28 pm EST Jan 22, 2026
Forecast Valid:
4pm EST Jan 22, 2026-6pm EST Jan 29, 2026
 
Forecast Discussion
 
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Additional Resources

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