DateExpected
Mid February 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Prairie Dells Recreation Area / Prairie Dells Trailhead, Merrill, WI 54452
Merrill, Lincoln County
Countdown
February
The short one: about 10 miles of groomed snow on a fat bike, one loop. A friendly way to try winter racing without committing to a long day.
Key facts
01Fat bikes only: tires at least 3.5 inches wide for the groomed trails
02Interval starts, grouped by distance, so you set off in your own wave
Create a free training plan for the Snowbound in the Underdown 16 km
7-day free trial, no card required
The course
The route
Merrill
Distance16.1km
StartElevation
0 kmDrag map to rotate15.5 km
Weather
Mid-February, Merrill
-3°CTypical high
-13°CTypical low
-34°CColdest in 20 years
25%Days with rain
Highs around -3°C and lows around -13°C, but it has dropped to -34°C. Rain on 25% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2026 results
Who finishes, and how
#TeamLapsTime
01BILLINGS, NICOLE101:22:03
02Egan, Rachael101:22:40
03Henning, Susan101:29:29
9
Women finishers
2:09:20
Median time
1 laps
Median laps
Women · 2026 results, as published by the organiser.
How many laps could you do?
Get a prediction based on your recent training
Organiser
Training
Training for the Snowbound in the Underdown 16 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 Snowbound in the Underdown 16 km plan targets
Typical sessions
16 km
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 Snowbound in the Underdown 16 km plan.
7-day free trial, no card required.
Other races at Snowbound in the Underdown
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