Updated
Upper Tomahawk Lake
Lake
lake in Montmorency County, Michigan, United States of America
Interactive map not available
Current water conditions
Live data from NOAA buoy LPNM4 (32.8 mi away), as of Aug 20, 10:48 PM UTC. Conditions are for general information only and can change quickly — always judge the water in person and follow posted advisories before swimming.
Weather at Upper Tomahawk Lake
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Frequently asked questions
- Where is Upper Tomahawk Lake?
- Upper Tomahawk Lake is a lake in Michigan.
- What is the water temperature at Upper Tomahawk Lake?
- As of August 20, 2026, the water temperature at Upper Tomahawk Lake in Michigan is 65°F (18°C), measured by NOAA buoy LPNM4, 32.8 miles away.
- Can you swim at Upper Tomahawk Lake?
- There is no fixed answer for Upper Tomahawk Lake: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Upper Tomahawk Lake in Michigan. Check current water conditions before you go, and follow posted signs and local guidance.
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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
Location & Contact
Michigan
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