In 83 days · Sun, Nov 8, 2026
Don't let race day sneak up
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When
Sunday, November 8th, 2026
Where
8774 Lake St. Port Austin, Port Austin MI
Distances
Marathon · Half · 5K
Typical weather
38–49°F · some rain risk
See last 10 years
On this date: rain 1 of the last 10 years
2025
35–42°F
dry
2024
45–54°F
dry
2023
36–40°F
rain
2022
38–47°F
dry
2021
46–60°F
dry
2020
51–71°F
dry
2019
26–31°F
dry
2018
35–39°F
dry
2017
30–42°F
dry
2016
49–55°F
dry
Best months to race in Michigan →
About this race
Event Overview
- Date: November 8, 2026
- Location: 8774 Lake St. Port Austin, Port Austin, MI
- Website: Rock CF Thumb Coast Marathon
- Course Type: Flat, fast, fully paved, USATF-certified
Race Highlights
- Distances: Marathon, Half Marathon, and 5K
- Boston Qualifier: The Marathon is a Boston Qualifier
- Pace Teams: Available for both the Marathon and Half Marathon
- Scenic Route: Starting in Caseville and finishing in downtown Port Austin
Who Should Participate
- Runners: Ideal for those chasing a personal record
- Beginners: Great for runners participating in their first race
- Fall Race-Cation: Perfect for a seasonal getaway
- Community: Experience small-town charm along the beautiful Lake Huron coastline
Course map
Train with a club
Run clubs near Port Austin to train with before race day.
See all run clubs near Port Austin →Suggested Races
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