Trails & Tarmac Winter 12 hour Back Yard Ultra
RunningTimed laps
Date
Sat, 6 Feb 2027
Start
09:00
Venue
Near Crickhowell, Powys, Wales
Powys, Wales
Countdown
February
A winter back yard ultra capped at 12 hours, so you get the hourly grind without the endless night. The last lap flips direction and turns into a sprint.
Key facts
01Minimum age 17
02Yards start hourly, each one is 4.167 miles
03The 12th and final yard runs in the reverse direction
Create a free training plan for the Trails & Tarmac Winter 12 hour Back Yard Ultra
7-day free trial, no card required
The course
One lap, on repeat
Powys · one lap
Total climb87m
Duration12hr
Start · finishOne lap · elevation
0 kmDrag map to rotate6.7 km
Weather
Early-February, Powys
6°CTypical high
0°CTypical low
-8°CColdest in 20 years
50%Days with rain
4 hIn the dark
Highs around 6°C and lows around 0°C, but it has dropped to -8°C. Rain on 50% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2025 results
Who finishes, and how
#RiderTimeGap
01Jacqui Tudhope (staff)1:57:37
02Lisa Whittaker (staff)2:14:58
03Lisa Nicholls (staff)2:35:52
31
Women finishers
8:13:10
Median time
Women · 2025 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
Training
Training for the Trails & Tarmac Winter 12 hour Back Yard Ultra
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 Trails & Tarmac Winter 12 hour Back Yard Ultra plan targets
Typical sessions
A sustained 12hr effort
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
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 Trails & Tarmac Winter 12 hour Back Yard Ultra plan.
7-day free trial, no card required.
More events in February in United Kingdom
Shadowlands: Winter Trail SeriesSat, 6 Feb 2027 · Sunderland→Trails & Tarmac 12hr BYU - WinterSat, 6 Feb 2027 · Course and HQ just outside Crickhowell→Wadsworth Trog “THE BEAST”Sat, 6 Feb 2027 · Old Town→Winterfold 55Sat, 6 Feb 2027 · Mickleham→Sidmouth Four TrigsSun, 7 Feb 2027 · Sidmouth→Brecon to Cardiff ClassicSun, 14 Feb 2027 · Brecon→
