Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Light Snow Fog/Mist

15°F

-9°C

Humidity	84%
Wind Speed	N 10 mph
Barometer	30.02 in (1017.5 mb)
Dewpoint	11°F (-12°C)
Visibility	1.00 mi
Wind Chill	3°F (-16°C)
Last update	7 Dec 4:53 pm EST

More Information:

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

Extended Forecast for

5 Miles SW Potsdam NY

Tonight
Low: 0 °F
Snow Likely
then Slight
Chance Snow
Showers
Monday
High: 13 °F
Sunny
Monday Night
Low: 2 °F
Partly Cloudy
Tuesday
High: 27 °F
Mostly Cloudy
then Chance
Snow
Tuesday Night
Low: 21 °F
Snow
Wednesday
High: 35 °F
Rain/Snow
Wednesday Night
Low: 17 °F
Rain/Snow
then Snow
Thursday
High: 24 °F
Chance Snow
Showers
Thursday Night
Low: 11 °F
Mostly Cloudy
then Chance
Snow Showers

Detailed Forecast

Tonight

Snow likely before 1am, then a slight chance of flurries between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 0. Wind chill values as low as -8. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.

Monday

Sunny, with a high near 13. Wind chill values as low as -8. Southwest wind 3 to 6 mph.

Monday Night

Partly cloudy, with a low around 2. Wind chill values as low as -6. South wind 3 to 6 mph.

Tuesday

A 50 percent chance of snow after 1pm. Mostly cloudy, with a high near 27. Wind chill values as low as -3. South wind 7 to 15 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.

Tuesday Night

Snow. Low around 21. South wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Wednesday

Snow before 9am, then rain and snow. High near 35. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday Night

Rain and snow, becoming all snow after 11pm. Low around 17. Southwest wind 8 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

Thursday

A 30 percent chance of snow showers. Mostly cloudy, with a high near 24. Southwest wind 8 to 10 mph.

Thursday Night

A 30 percent chance of snow showers after 1am. Mostly cloudy, with a low around 11. West wind 3 to 6 mph.

Friday

A 40 percent chance of snow showers. Partly sunny, with a high near 22. West wind 5 to 9 mph.

Friday Night

A 40 percent chance of snow showers. Mostly cloudy, with a low around 9. Southwest wind around 6 mph.

Saturday

A 40 percent chance of snow showers. Mostly cloudy, with a high near 20. West wind 6 to 9 mph.

Saturday Night

A 30 percent chance of snow showers. Mostly cloudy, with a low around 6. West wind around 7 mph.