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

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Overcast

27°F

-3°C

Humidity	39%
Wind Speed	SW 14 G 22 mph
Barometer	29.91 in (1013.5 mb)
Dewpoint	5°F (-15°C)
Visibility	10.00 mi
Wind Chill	16°F (-9°C)
Last update	22 Jan 5:53 pm EST

More Information:

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

Extended Forecast for

5 Miles S Potsdam NY

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

Click here for hazard details and duration

Extreme Cold Warning

Tonight
Low: 10 °F
Chance Snow
Showers
Friday
High: 14 °F
Heavy Snow
Friday Night
Low: -15 °F
Heavy Snow
then Partly
Cloudy
Saturday
High: 0 °F
Cold
Saturday Night
Low: -12 °F
Partly Cloudy
Sunday
High: 7 °F
Mostly Cloudy
then Chance
Snow
Sunday Night
Low: 1 °F
Snow
Monday
High: 9 °F
Snow Likely
Monday Night
Low: -3 °F
Mostly Cloudy

Detailed Forecast

Tonight

A slight chance of snow showers before 10pm, then a chance of snow showers after 3am. Partly cloudy, with a low around 10. 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%. Total nighttime snow accumulation of less than a half inch possible.

Friday

A 40 percent chance of snow showers. The snow could be heavy at times. Partly sunny, with a high near 14. Wind chill values as low as -10. Southwest wind 10 to 13 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.

Friday Night

A 20 percent chance of snow showers before 10pm. The snow could be heavy at times. Partly cloudy, with a low around -15. Wind chill values as low as -25. Northwest wind 7 to 13 mph, with gusts as high as 25 mph.

Saturday

Sunny and cold, with a high near 0. Wind chill values as low as -29. West wind around 7 mph.

Saturday Night

Partly cloudy, with a low around -12. Calm wind.

Sunday

A 40 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 7. Northeast wind 3 to 6 mph.

Sunday Night

Snow. Low around 1. Northeast wind around 6 mph. Chance of precipitation is 90%.

Monday

Snow likely, mainly before 1pm. Mostly cloudy and cold, with a high near 9. Northeast wind 6 to 8 mph becoming northwest in the afternoon. Chance of precipitation is 70%.

Monday Night

Mostly cloudy, with a low around -3. Northwest wind around 7 mph becoming southwest after midnight.

Tuesday

Partly sunny, with a high near 14. Southwest wind 6 to 10 mph.

Tuesday Night

Mostly cloudy, with a low around 1. Southwest wind around 7 mph.

Wednesday

Mostly sunny, with a high near 14. West wind 6 to 8 mph.

Wednesday Night

Mostly cloudy, with a low around -2. South wind 3 to 5 mph.

Thursday

Partly sunny, with a high near 12. Southwest wind 6 to 8 mph becoming west in the afternoon.