Winter Weather Advisory in Effect Across Southeastern St. Lawrence County Today, then Cold Weather Friday Night and Saturday

Rounds of lake effect snow are expected today into tomorrow in southeastern St. Lawrence County with periods of localized heavy snow. Snowfall rates may exceed 1"/hour at times, and gusty winds 35 mph during falling snow will result in low visibility. Then, cold temperatures and gusty winds will occur Friday night and Saturday across northern New York and Vermont. Read More >

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Overcast

28°F

-2°C

Humidity	72%
Wind Speed	SW 14 G 25 mph
Barometer	29.82 in (1010.5 mb)
Dewpoint	20°F (-7°C)
Visibility	10.00 mi
Wind Chill	17°F (-8°C)
Last update	22 Jan 11:53 am EST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

6 Miles SSE Potsdam NY

Extreme Cold Watch January 23, 07:00pm until January 24, 01:00pm

Click here for hazard details and duration

Extreme Cold Watch

This Afternoon
High: 28 °F
Heavy Snow
and Areas
Blowing Snow
Tonight
Low: 11 °F
Scattered
Snow Showers
Friday
High: 14 °F⇓
Snow Showers
Likely
Friday Night
Low: -16 °F
Scattered
Snow Showers
then Partly
Cloudy
Saturday
High: -1 °F
Cold
Saturday Night
Low: -11 °F
Partly Cloudy
Sunday
High: 6 °F
Mostly Cloudy
then Chance
Snow
Sunday Night
Low: 1 °F
Snow Likely
Monday
High: 9 °F
Chance Snow

Detailed Forecast

This Afternoon

Snow showers likely, mainly before 3pm. The snow could be heavy at times. Areas of blowing snow. Partly sunny, with a high near 28. Southwest wind 15 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. Total daytime snow accumulation of around an inch possible.

Tonight

Isolated snow showers before midnight, then scattered snow showers after 2am. Mostly cloudy, with a low around 11. Wind chill values as low as -1. Southwest wind 9 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Friday

Snow showers likely, mainly between 3pm and 5pm. Partly sunny, with a temperature rising to near 14 by 11am, then falling to around 5 during the remainder of the day. Wind chill values as low as -12. West wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday Night

Scattered snow showers, mainly before 7pm. Partly cloudy, with a low around -16. Wind chill values as low as -28. West wind 6 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Saturday

Sunny and cold, with a high near -1. West wind around 7 mph.

Saturday Night

Partly cloudy, with a low around -11. Calm wind.

Sunday

A 50 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 6. Northeast wind 3 to 6 mph.

Sunday Night

Snow likely. Mostly cloudy, with a low around 1. Northeast wind around 6 mph. Chance of precipitation is 70%.

Monday

A 50 percent chance of snow. Mostly cloudy and cold, with a high near 9. Northeast wind 6 to 9 mph becoming west in the afternoon.

Monday Night

Mostly cloudy, with a low around 3. Southwest wind around 8 mph.