Winter Weather Advisory Issued for southern St Lawrence County from 4 PM Today to 6 AM Saturday

A Winter Weather Advisory has been issued for southern St Lawrence County in northern New York, effective from 4 PM today to 6 AM Saturday. Snow will quickly move into the region later this afternoon and continue overnight, then end early Saturday morning. Snow will be heaviest between 7 PM and 11 PM tonight, when snowfall rates may exceed 1 inch per hour. Read More >

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Overcast

6°F

-14°C

Humidity 66%
Wind Speed E 16 mph
Barometer 30.04 in (1018.6 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 26 Dec 4:53 pm EST
Extended Forecast for

3 Miles E Lawrenceville NY

  • This Afternoon

    This Afternoon: A 20 percent chance of snow.  Cloudy, with a high near 13. Northeast wind around 8 mph.

    High: 13 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Snow, mainly before 1am.  Low around 8. Wind chill values as low as -3. Northeast wind 7 to 9 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 8 °F

    Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 20. Wind chill values as low as zero. Northeast wind around 6 mph.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3. Light and variable wind.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 26. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 26 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Freezing rain, mainly after 10pm.  Low around 22. East wind 5 to 8 mph.  Chance of precipitation is 80%.

    Low: 22 °F

    Chance
    Freezing Rain
    then Freezing
    Rain

  • Monday

    Monday: Rain or freezing rain before 3pm, then snow, possibly mixed with rain.  High near 35. East wind 10 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 100%.

    High: 35 °F

    Wintry Mix

  • Monday Night

    Monday Night: Snow.  Low around 14. Southwest wind around 18 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%.

    Low: 14 °F

    Snow

  • Tuesday

    Tuesday: A 50 percent chance of snow showers.  Cloudy, with a high near 18. West wind around 18 mph, with gusts as high as 33 mph.

    High: 18 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Cloudy, with a high near 13. Northeast wind around 8 mph.
Tonight
Snow, mainly before 1am. Low around 8. Wind chill values as low as -3. Northeast wind 7 to 9 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Saturday
Mostly sunny, with a high near 20. Wind chill values as low as zero. Northeast wind around 6 mph.
Saturday Night
Mostly clear, with a low around 3. Light and variable wind.
Sunday
Partly sunny, with a high near 26. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night
Freezing rain, mainly after 10pm. Low around 22. East wind 5 to 8 mph. Chance of precipitation is 80%.
Monday
Rain or freezing rain before 3pm, then snow, possibly mixed with rain. High near 35. East wind 10 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%.
Monday Night
Snow. Low around 14. Southwest wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.
Tuesday
A 50 percent chance of snow showers. Cloudy, with a high near 18. West wind around 18 mph, with gusts as high as 33 mph.
Tuesday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 8. West wind 13 to 16 mph, with gusts as high as 28 mph.
Wednesday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 19. West wind 11 to 14 mph.
Wednesday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 3. West wind around 10 mph.
New Year's Day
A 40 percent chance of snow showers. Mostly cloudy, with a high near 12. West wind 10 to 13 mph.
Thursday Night
Mostly cloudy, with a low around -1. West wind 9 to 11 mph.
Friday
Mostly cloudy, with a high near 11. West wind 9 to 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Lawrenceville NY
 44.77°N 74.6°W (Elev. 509 ft)
12:28 pm EST Dec 26, 2025
5pm EST Dec 26, 2025-6pm EST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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