Date
Sat, 31 Oct 2026
Start
10:00
Venue
Marine Park Pavilion, Cascade Locks, Oregon
Cascade Locks, Hood River County
Countdown
October
The shorter way through: 25 km point to point from Wyeth Trailhead to Marine Park, with gentle climbing that makes it a friendly trail run for most runners.
Key facts
016.5-hour cut-off
02Point to point finish at Marine Park, not back at the start
03Optional shuttle available from Marine Park
Create a free training plan for the Thunder River 25 km
7-day free trial, no card required
The course
The route
Cascade Locks
Distance25km
Total climb701m
StartElevation
0 kmDrag map to rotate23.3 km
Weather
Late-October, Cascade Locks
11°CTypical high
4°CTypical low
-7°CColdest in 20 years
63%Days with rain
Highs around 11°C and lows around 4°C, but it has dropped to -7°C. Rain on 63% 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
#RiderTimeAvg speed
01Rachel Peters02:05:3412.0 km/h
02Colette Richter02:08:0811.8 km/h
03Susie Rivard02:12:4111.4 km/h
54
Women finishers
3:21:47
Median time
7.5 km/h
Median speed
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 Thunder River 25 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 Thunder River 25 km plan targets
Typical sessions
25 km with 701 m of climbing
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 Thunder River 25 km plan.
7-day free trial, no card required.
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