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Hartman Rocks

Mountain bike trail conditions · Gunnison, CO 38.498° N  106.958° W   8,098 FT

PRIME: Rideable now

Trails are dry, excuses aren't.

Recent rain
No measurable rain in the past week
Today
85°Fcloudy

Modeled estimate updated Jul 18, 2026, 2:52 AM local time. Official closures and current trail conditions take priority.

Moisture outlook

7 days back · 4 ahead
SOFT ABOVE 0.5″
FORECAST
2026-07-11: 0.00 inches of rain
2026-07-12: 0.00 inches of rain
2026-07-13: 0.00 inches of rain
2026-07-14: 0.00 inches of rain
2026-07-15: 0.00 inches of rain
2026-07-16: 0.00 inches of rain
2026-07-17: 0.00 inches of rain
85°
2026-07-18: 0.00 inches of rain, Cloudy
84°
2026-07-19: 0.00 inches of forecast rain, Cloudy
95°
2026-07-20: 0.00 inches of forecast rain, Cloudy
93°
2026-07-21: 0.00 inches of forecast rain, Cloudy
89°
2026-07-22: 0.00 inches of forecast rain, Overcast
7d6d5d4d3d2d1dTodaySUNMONTUEWED
Measured rain Forecast rain Above soft threshold

Weather is one input. The rideability verdict also accounts for soil, terrain, canopy, and drying time.

Why Hartman Rocks dries this way

Terrain & soil

Hartman Rocks sits in the Gunnison, CO area, on sandy soil that drains fast over terrain that holds water and dries slowly. With little tree cover, sun and wind get to the dirt fast. Whether it’s worth riding comes down to how that ground sheds and holds water after rain. That’s exactly what Loam tracks, hour by hour. The WSW-facing aspect gets its strongest sun in the afternoon, so morning laps can stay tacky after overnight moisture, and the nearly flat terrain, about a 0.9° average grade at 8,098 ft, lets water sit, so the flat stretches are the last to firm up.

Network profile

Soil
Sandydrains fast
Drainage
Holds waterdries slowly
Tree cover
0%Open
Elevation
8,098 ft
Average grade
0.9°
Predominant aspect
WSW-facing
How these factors affect drying

SoilSandy

Sandy, coarse soil sheds water fast. These trails are among the quickest to recover after rain.

CanopyOpen 0%

Little tree cover means full sun and wind, so these trails are among the fastest to rebound after rain.

TerrainHolds water

Water tends to pool and linger here rather than running off, so the surface can stay damp well after the weather clears.

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Nearby networks in Gunnison, CO

Gunnison, CO
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FAQ

Can you ride Hartman Rocks right now?

As of the latest update, Hartman Rocks is Rideable now (PRIME). Trails are dry, excuses aren't. No measurable rain in the past week.

What is the soil and trail surface like at Hartman Rocks?

Hartman Rocks sits on sandy soil that drains fast. Sandy, coarse soil sheds water fast. These trails are among the quickest to recover after rain.

How long does Hartman Rocks take to dry after rain?

Hartman Rocks usually needs only a few hours to recover after light rain. Its terrain holds water in low spots, which slows it.

Does Hartman Rocks get snow in winter?

Yes. At 8,098 ft, Hartman Rocks typically sees winter snow and freeze-thaw that can pause riding. Loam flags a FROZEN state when the ground is snow-covered or frozen, then clears it as things thaw and dry.

What's the terrain and elevation like at Hartman Rocks?

Hartman Rocks sits at roughly 8,098 feet, faces mostly WSW, and averages a 0.9° grade with about 0% tree cover. That makes it an afternoon-sun network where mornings run tackier, and the nearly flat grade means it holds puddles in the flats. Loam models this exact ground against live weather rather than using one regional forecast.

When is the best time of year to ride Hartman Rocks?

The reliable season at Hartman Rocks runs late spring through fall: at around 8,098 feet it holds real winter snowpack, and freeze-thaw makes the shoulder seasons hit or miss. Loam flags FROZEN days and posts a live verdict, so the calendar never has to be the tiebreaker.