Updated
Portage Lake
Lake · Onekama Township, Michigan
Cool water — ease in carefully
Use cautionCool water — ease in carefully: water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry.
- Water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry.
Things to Do Near Portage Lake
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Chicago's Lake Michigan Downtown Kayak Rental at Ohio Street Beach
Portage Glacier Cruise Experience 1 hr drive from Anchorage
Lake Michigan 30-Minute Speedboat Ride
Mackinac Bridge History Cruise
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Cool water — ease in carefully
Use cautionCool water — ease in carefully: water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry.
- Water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry. — NOAA buoy 45024, as of Aug 21, 9:30 PM UTC
No official beach-advisory feed for Michigan yet — follow posted signs and local guidance.
Live data from NOAA buoy 45024 (30.7 mi away), as of Aug 21, 9:30 PM UTC.
Weather at Portage Lake
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Frequently asked questions
- Where is Portage Lake?
- Portage Lake is a lake in Onekama Township, Michigan.
- What is the water temperature at Portage Lake?
- As of August 21, 2026, the water temperature at Portage Lake in Onekama Township, Michigan is 69°F (21°C), measured by NOAA buoy 45024, 30.7 miles away.
- Can you swim at Portage Lake?
- Cool water — ease in carefully: water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry. Checked August 21, 2026.
- How is Portage Lake rated?
- Portage Lake in Onekama Township, Michigan has an average visitor rating of 4.5 out of 5, based on 22 reviews.
- What amenities does Portage Lake have?
- Visitor-listed amenities at Portage Lake include camping-nearby.
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Best Times to Visit
- ›Check for boat launch facilities and fees
- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
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