Date
Sat, 16 Jan 2027
Venue
Old Hwy OO to the Seeley Recreation Area warming cabin, Seeley, Wisconsin
Town of Lenroot, Sawyer County
Countdown
January
The long fat bike race at Seeley: twenty kilometres point to point with a mass start. Still gentle on climbing, but twice the winter riding of the short race.
Key facts
01Fat bikes only, tires at least 3.8 in wide
02Mass start, point to point
03Weather cutoffs or a shortened course are possible
Create a free training plan for the Seeley Big Fat Race 20 km
7-day free trial, no card required
The course
The route
Town of Lenroot
Distance20km
Total climb302m
StartElevation
0 kmDrag map to rotate19.5 km
Weather
Mid-January, Town of Lenroot
-7°CTypical high
-16°CTypical low
-37°CColdest in 20 years
22%Days with rain
Highs around -7°C and lows around -16°C, but it has dropped to -37°C. Rain on 22% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2024 results
Who finishes, and how
#RiderTimeAvg speed
01Sarah Swapinski01:21:4914.9 km/h
02Kathleen Palmer01:30:4713.4 km/h
03Randi Pueschner01:42:5411.8 km/h
4
Women finishers
1:36:51
Median time
12.6 km/h
Median speed
Women · 2024 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserChequamegon Area Mountain Bike Association (CAMBA)
Websitecambatrails.org
Instagram@cambatrails
Running since2017
Training
Training for the Seeley Big Fat Race 20 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Seeley Big Fat Race 20 km plan targets
Typical sessions
20 km with 302 m of climbing
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Terrain and skills practice specific to the course
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Seeley Big Fat Race 20 km plan.
7-day free trial, no card required.
Other races at Seeley Big Fat Race
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Hacienda Hills Trail Run - WinterSat, 2 Jan 2027 · San Jose→Fat PursuitExpected Early January 2027 · Island Park→No Hands Trail RunSat, 9 Jan 2027 · Auburn→Fierce Dragon (H9)Expected Mid January 2027 · Blairsville→Helen Holiday Half & 10KExpected Mid January 2027 · Helen→Snow Bull Trail RunsSat, 16 Jan 2027 · Whitwell→
