Updated
Duncan Bay
Bay
Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion.
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
bay in Keweenaw County, Michigan, United States of America
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Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion. — NOAA buoy 45001, as of Aug 22, 1:00 AM UTC
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
No official beach-advisory feed for Michigan yet — follow posted signs and local guidance.
Live data from NOAA buoy 45001 (33.4 mi away), as of Aug 22, 1:00 AM UTC.
Weather at Duncan Bay









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Frequently asked questions
- Where is Duncan Bay?
- Duncan Bay is a bay in Michigan.
- What is the water temperature at Duncan Bay?
- As of August 22, 2026, the water temperature at Duncan Bay in Michigan is 56°F (13°C), measured by NOAA buoy 45001, 33.4 miles away.
- Can you swim at Duncan Bay?
- Cold water — serious cold-shock risk today: water temperature is 56°F, cold enough to cause cold-water shock on sudden immersion. Checked August 22, 2026.
- What amenities does Duncan Bay have?
- Visitor-listed amenities at Duncan Bay include camping-nearby.
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Best Times to Visit
- ›Weekday mornings (8–10 AM) are typically less crowded
- ›Check the forecast 2–3 days ahead for best planning
- ›Avoid holiday weekends for a quieter experience
Location & Contact
Michigan
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