Marble Falls, TX, United States · Sunday, March 28, 2027

Fixed Distance 50 mi

Bluebonnet Trail Run

206 days away

80 km Distance

not publishedn/a Climbing

4.0 est Grit · Challenging

Calculated from 80 km alone — the organiser has not published an elevation profile. Read 4.0 as a floor, not a verdict.

30.5782° N, 98.2729° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

Typical conditions, March

Daytime high 22°C

Night low 9°C

Rainfall Mostly dry

Daylight 12 h 20 m of light

Regional 2001-2020 average for March — NASA POWER, grid elevation 327 m. Not a forecast.

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Chosen for 80 km of trail.

Trail Running Shoes 80 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 80 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 80 km, without the bounce.
Headlamps 80 km almost certainly means running into the night.
GPS Watches Battery life first — a 80 km day outlasts most full-GPS modes.