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

Winter Storm Warning and Winter Weather Advisory in Effect until 7 AM Tomorrow for St. Lawrence and Franklin Counties of New York

A Winter Storm Warning and a Weather Advisory are in effect until 7 AM tomorrow with between 3 and 9 inches of snow expected across portions of northern New York. Plan on slippery road conditions and periods of poor visibility. Snow may be heavy at times late this evening between 8 PM and 1 AM. Hazardous conditions could impact holiday travel tonight and tomorrow morning. Read More >

Hazardous Weather Conditions

Current conditions at

Franklin County State Airport (KFSO)

Lat: 44.94°NLon: 73.1°WElev: 228ft.

Overcast

25°F

-4°C

Humidity 47%
Wind Speed W 6 mph
Barometer 29.58 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 31 Dec 3:55 pm EST
Extended Forecast for

6 Miles ENE Grand Isle VT

  • Tonight

    Tonight: Snow showers. Low around 8. South wind 7 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.

    Low: 8 °F

    Snow Showers

  • New Year's Day

    New Year's Day: A 30 percent chance of snow showers, mainly before 8am. Areas of blowing snow before 1pm. Partly sunny, with a temperature rising to near 14 by 11am, then falling to around 6 during the remainder of the day. Wind chill values as low as -10. Northwest wind 11 to 17 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.

    High: 14 °F⇓

    Chance Snow
    Showers and
    Areas Blowing
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -1. Wind chill values as low as -10. West wind 5 to 9 mph becoming light after midnight.

    Low: -1 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 15. Wind chill values as low as -9. Light and variable wind becoming west around 6 mph in the morning.

    High: 15 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 5. Northwest wind around 6 mph.

    Low: 5 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 12. Northwest wind around 7 mph.

    High: 12 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers after 1am. Mostly cloudy, with a low around 3. Light and variable wind.

    Low: 3 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: Partly sunny, with a high near 17. Light and variable wind becoming north around 6 mph in the afternoon.

    High: 17 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 0. Northwest wind around 6 mph.

    Low: 0 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow showers. Low around 8. South wind 7 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.
New Year's Day
A 30 percent chance of snow showers, mainly before 8am. Areas of blowing snow before 1pm. Partly sunny, with a temperature rising to near 14 by 11am, then falling to around 6 during the remainder of the day. Wind chill values as low as -10. Northwest wind 11 to 17 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around -1. Wind chill values as low as -10. West wind 5 to 9 mph becoming light after midnight.
Friday
Partly sunny, with a high near 15. Wind chill values as low as -9. Light and variable wind becoming west around 6 mph in the morning.
Friday Night
Mostly cloudy, with a low around 5. Northwest wind around 6 mph.
Saturday
Partly sunny, with a high near 12. Northwest wind around 7 mph.
Saturday Night
A 30 percent chance of snow showers after 1am. Mostly cloudy, with a low around 3. Light and variable wind.
Sunday
Partly sunny, with a high near 17. Light and variable wind becoming north around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 0. Northwest wind around 6 mph.
Monday
A 40 percent chance of snow showers. Partly sunny, with a high near 17. North wind around 6 mph becoming south in the afternoon.
Monday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 11. South wind around 7 mph.
Tuesday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 27. South wind around 7 mph.
Tuesday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 19. South wind around 8 mph.
Wednesday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 33. South wind around 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Grand Isle VT
 44.74°N 73.17°W (Elev. 400 ft)
Last Update:
12:51 pm EST Dec 31, 2025
Forecast Valid:
4pm EST Dec 31, 2025-6pm EST Jan 7, 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