National Weather Service United States Department of Commerce

Major nor'easter to affect northeastern U.S.

The stage is being set for a major nor'easter to affect parts of the Northeast Monday through Wednesday. This system will be responsible for heavy snowfall and strong winds, with blizzard conditions possible along coastal areas from New Jersey to Massachusetts. Blizzard Warnings are in effect along the coast from central New Jersey to the Canadian border.
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Current Conditions

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Saint Clair MI

7 Day Forecast

For More Weather Information:

Detroit/Pontiac, MI Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 9 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 20 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 9 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 24 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 8 °F

Wednesday

Mostly Sunny

Mostly
Sunny

High: 26 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 19 °F

Thursday

Snow Likely

Snow
Likely

High: 30 °F

Thursday
Night

Chance Snow

Chance
Snow

Low: 18 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 9. North northeast wind 7 to 9 mph.
  • Monday Mostly sunny, with a high near 20. Wind chill values as low as -1. Northeast wind 6 to 8 mph.
  • Monday Night Partly cloudy, with a low around 9. Northeast wind around 5 mph becoming calm in the evening.
  • Tuesday Mostly sunny, with a high near 24. Light north wind increasing to 6 to 11 mph in the morning.
  • Tuesday Night Partly cloudy, with a low around 8. North wind 7 to 9 mph.
  • Wednesday Mostly sunny, with a high near 26.
  • Wednesday Night Mostly cloudy, with a low around 19.
  • Thursday Snow likely. Cloudy, with a high near 30.
  • Thursday Night A chance of snow showers. Mostly cloudy, with a low around 18.
  • Friday Partly sunny, with a high near 22.
  • Friday Night Mostly cloudy, with a low around 8.
  • Saturday Mostly cloudy, with a high near 20.
  • Saturday Night Mostly cloudy, with a low around 6.
  • Sunday A chance of snow showers. Mostly cloudy, with a high near 20.