Upper Peninsula Weather Alert Now: Cold Start Turns to 90% Rain Risk Sunday in Marquette MI

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Michigan — A cold, gray start hangs over Lake Superior, with damp air and temperatures stuck near freezing. It feels raw, even as spring tries to push in.

Marquette sits at 32°F under overcast skies. The air is calm, but the chill lingers across town.

Clouds begin to break through the afternoon. Sunshine slowly returns, helping temperatures climb toward 40°F.

It’s a modest improvement, but the bigger shift is ahead.

Tonight turns clearer and colder again. Temperatures dip near 30°F, raising the risk for slick spots where moisture lingers. Watch for patchy ice, especially on bridges.

Saturday brings a noticeable rebound. Sunshine dominates, and highs approach 50°F. It’s a brief window of classic spring relief.

But conditions quickly turn active again.

By late Saturday into Sunday, moisture surges into the Upper Peninsula. Rain chances jump to near 90%, with steady showers developing. Winds increase, with gusts approaching 30 mph at times.

Expect wet pavement and reduced visibility, especially along US-41 and M-28. Plan extra travel time.

Meteorologists are tracking a broader Midwest system feeding moisture northward. This setup supports multiple rounds of rain into early next week.

Sunday remains unsettled, with periods of rain and even a slight chance of thunder. Temperatures climb into the upper 50s, adding energy to the system.

Showers continue into Monday and Tuesday. While not constant, conditions stay damp and gray at times.

5-Day Outlook for Marquette, Michigan:
Today: Clouds decreasing, high near 40°F
Tonight: Mostly clear, low near 30°F (watch for slick spots)
Saturday: Mostly sunny, high near 49°F
Sunday: Showers likely, high near 57°F (breezy)
Monday: Mostly sunny early, then showers, high near 51°F