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Hartman Rocks

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

DRY: Rideable

No significant rain in the forecast.

Recent rain
0.7″ of rain, 3d ago
Today
51°Fcloudy
  • Mon 10/26, no measurable rain, daily high 53 degrees Fahrenheit, modeled conditions: DRY
  • Tue 10/27, no measurable rain, daily high 56 degrees Fahrenheit, modeled conditions: DRY
  • Wed 10/28, no measurable rain, daily high 57 degrees Fahrenheit, modeled conditions: DRY
  • Thu 10/29, no measurable rain, daily high 58 degrees Fahrenheit, modeled conditions: DRY
  • Fri 10/30, no measurable rain, daily high 59 degrees Fahrenheit, modeled conditions: DRY
  • Sat 10/31, no measurable rain, daily high 53 degrees Fahrenheit, modeled conditions: DRY
  • Sun 11/1, 0.77 inches of rain, daily high 50 degrees Fahrenheit, modeled conditions: DRY then CAUTION then STAY OFF
  • Mon 11/2, 0.15 inches of rain, daily high 42 degrees Fahrenheit, modeled conditions: STAY OFF then CAUTION then DRY
  • Tue 11/3, no measurable rain, daily high 49 degrees Fahrenheit, modeled conditions: DRY
  • Wed 11/4, no measurable rain, daily high 50 degrees Fahrenheit, modeled conditions: DRY
  • Today, Thu 11/5, no measurable rain, daily high 51 degrees Fahrenheit, modeled conditions: DRY
  • Fri 11/6, no measurable rain, daily high 48 degrees Fahrenheit, modeled conditions: DRY
  • Sat 11/7, no measurable rain, daily high 48 degrees Fahrenheit, modeled conditions: DRY
  • Sun 11/8, no measurable rain, daily high 51 degrees Fahrenheit, modeled conditions: DRY
  • Mon 11/9, no measurable rain, daily high 54 degrees Fahrenheit, modeled conditions: DRY, forecast preview, beyond the free window
  • Tue 11/10, no measurable rain, daily high 54 degrees Fahrenheit, modeled conditions: DRY, forecast preview, beyond the free window
Updated

Updated Thursday, November 5th, 2026 at 12:47 UTC. Verdict last changed: Thursday, November 5th. Official closures and current trail conditions take priority.

Modeled hourly. Closures and local conditions take priority.

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Is Hartman Rocks rideable today?

Yes. The live verdict is DRY, rideable now. 0.7″ of rain, 3d ago.

CHANGED
Monday, November 2nd at 8am
Dried back to CAUTION.
Sunday, November 1st at 2pm
Rain moved in. Verdict dropped to STAY OFF.
Over the tracked history, Hartman Rocks has been rideable on 9 of the last 10 days, and under a caution advisory on 1. Loam also considers soil, slope, tree cover, and drying time.

Soil and terrain at Hartman Rocks

Hartman Rocks is a mountain bike trail network in Gunnison, CO. Soil data at the sampled location is classified as gravelly sandy. Open tree cover can allow more sun and wind exposure, helping drying. Terrain data indicates an elevation of about 8,098 ft, an average terrain slope of 0.9° and a predominant WSW-facing aspect. Terrain slope does not measure the trail tread or its drainage features. Trails here include Josies, Skyline and Sea of Sage. Loam models conditions across the network; individual trails and constructed surfaces can differ from these environmental inputs. Official closures and conditions on the ground take priority.

How these factors affect drying

SoilGravelly sandy

The soil data includes about 28% rock fragments. The model uses this to adjust drainage; it does not measure how quickly every trail section dries. Drying behavior is modeled from the soil classification, not measured directly on the trail.

CanopyOpen 0%

Open tree cover can allow more sunlight and wind to reach the ground. Terrain, weather and trail construction also affect drying.

TerrainGentle

Gentle terrain can allow water to linger, but slope alone does not establish whether water pools on a trail.

FAQ

Can you ride Hartman Rocks right now?

The current estimate for Hartman Rocks is DRY: rideable. Rideable now. No significant rain in the forecast. 0.7″ of rain, 3d ago.

Is Hartman Rocks muddy right now?

Loam currently estimates dry conditions (DRY). Sandy soil usually drains quickly. 0.7″ of rain, 3d ago.

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

The soil data at the sampled location is classified as gravelly sandy. This describes an environmental input, not a survey of every trail surface.

How long does Hartman Rocks take to dry after rain?

Hartman Rocks has no fixed drying time. Rainfall, soil moisture, shade and the weather that follows all matter. Check the current estimate and wait until the trail surface is firm.

Can you ride Hartman Rocks after rain?

Sandy soil can help drainage, but heavier rain, shade and the trail surface also affect recovery. Wait until the surface is firm. Check the current estimate before heading out, and turn back if your tires leave ruts.

What does a frozen condition mean at Hartman Rocks?

FROZEN means Loam estimates snow cover or frozen ground. It does not establish that riding is allowed or that every trail is frozen. Check posted winter access rules and watch for soft ground as temperatures rise.

What trails are at Hartman Rocks?

Trails at Hartman Rocks include Josies, Skyline, Sea of Sage, Rocky Ridge and Ring Dike. This is a partial list. The condition estimate covers the whole network, so individual trails may differ.

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

Terrain data indicates an elevation of about 8,098 ft, an average terrain slope of 0.9° and a predominant WSW-facing aspect. Terrain slope does not measure the trail tread or its drainage features.

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Network profile

Network profile

Soil
Gravelly sandydrainage input · modeled
Terrain
Gentleterrain slope
Tree cover
0%Open
Elevation
8,098 ft
Average grade
0.9°
Predominant aspect
WSW-facing

Named trails

  • Josies
  • Skyline
  • Sea of Sage
  • Rocky Ridge
  • Ring Dike

This is a partial trail list. The condition estimate covers the whole network. Trail names from public agency data and © OpenStreetMap contributors.

Around Hartman Rocks