National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. on Saturday

Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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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

This
Afternoon

Cloudy

Cloudy

High: 32 °F

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 26 °F

Sunday

Partly Sunny

Partly
Sunny

High: 35 °F

Sunday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 27 °F

Monday

Mostly Cloudy

Mostly
Cloudy

High: 41 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 37 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

High: 46 °F

Tuesday
Night

Showers

Showers

Low: 41 °F

Wednesday

Showers

Showers

High: 48 °F

Detailed Forecast

  • This Afternoon Cloudy, with a high near 32. Calm wind.
  • Tonight Mostly cloudy, with a low around 26. Light and variable wind.
  • Sunday Partly sunny, with a high near 35. South southwest wind 3 to 6 mph.
  • Sunday Night Mostly cloudy, with a low around 27. South southeast wind around 6 mph.
  • Monday Mostly cloudy, with a high near 41. Southeast wind around 8 mph.
  • Monday Night A chance of showers. Cloudy, with a low around 37. Chance of precipitation is 40%.
  • Tuesday Showers likely. Cloudy, with a high near 46. Chance of precipitation is 60%.
  • Tuesday Night Showers. Cloudy, with a low around 41.
  • Wednesday Showers. Cloudy, with a high near 48.
  • Wednesday Night Rain and snow showers likely. Cloudy, with a low around 32. Breezy.
  • Christmas Day A chance of snow showers. Mostly cloudy, with a high near 37. Breezy.
  • Thursday Night Mostly cloudy, with a low around 28.
  • Friday Mostly cloudy, with a high near 39.