Thumb Coast Marathon

Caseville, MI, USA · November 8, 2026
partly-cloudy-day38°·47° high·Breezy·Dry
8
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Weather
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Race Day Weather

partly-cloudy-day
38°at start
47° high
Breezy
Dry

Cool start, steady conditions ahead

Runners will face a cool temperature trend, starting at 37°F and rising to 47°F. Winds from the WSW at 10 mph with gusts up to 21 mph will provide some resistance. With humidity at 69% and a dew point of 34°F, pacing adjustments may be needed as the race progresses.

Race day forecast available in 65 days
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Race Info

This event offers a flat, fast, USATF-certified course stretching across Michigan’s Thumb. The Marathon is a Boston Qualifier, and both the Marathon and Half will include pace teams from Beast Pacing to help you stay on track. Starting in Caseville and finishing in downtown Port Austin, this point-to-point race combines speed, scenery, and small-town charm—making it the perfect fall race-cation. Source

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Course Map Unavailable

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FAQ

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When is the 2026 Thumb Coast Marathon?

The 2026 Thumb Coast Marathon will be held on Sunday November 8, 2026.

Is the Thumb Coast Marathon a Boston Marathon Qualifier?

Yes, the Thumb Coast Marathon is an official Boston Marathon qualifier.

What is the time limit for the Thumb Coast Marathon?

The time limit for the Thumb Coast Marathon is 6 hours.

What will the weather be like for the 2026 Thumb Coast Marathon?

The forecast calls for a high of 49°F and a low of 37°F with a 7% chance of rain.

Historical Weather

Based on 1 years of data
Avg Temp
53°F
L:39° H:53°
RunScore
9
Conditions
Rain Freq
0%
0 of 1 yrs
Wind6mph
Dew34°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore

2025 Thumb Coast Marathon

Clear conditions throughout the day.

2025
partly-cloudy-day
39°/53°-
8

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Free guidesMarathon Fueling Guide·Carb Loading Guide·Race Morning Guide·Race Day Gear Guide·Pacing Strategy Guide·Mental Strategy Guide

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