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Shell Ridge

Mountain bike trail conditions · Bay Area, CA 37.941° N  122.009° W   144 FT Verified

DUSTY: Rideable, very dry

Expect dust and loose corners.

Recent rain
No measurable rain in the past week
Today
80°Fpartly cloudy

Updated Sep 13, 2026, 05:46 UTC. Modeled hourly. Verdict last changed: Sep 12. Official closures and current trail conditions take priority.

Last 10 daysoldest to newest

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Trail outlook

Is Shell Ridge rideable today?

Yes. The live verdict is DUSTY: rideable, but very dry and loose over hardpack. No measurable rain in the past week.

FORECAST
PRIME 7d 2026-09-05: 0.00 inches of rain, representative trail outlook PRIME
PRIME 6d 2026-09-06: 0.00 inches of rain, representative trail outlook PRIME
PRIME 5d 2026-09-07: 0.00 inches of rain, representative trail outlook PRIME
PRIME 4d 2026-09-08: 0.00 inches of rain, representative trail outlook PRIME
PRIME 3d 2026-09-09: 0.00 inches of rain, representative trail outlook PRIME
PRIME 2d 2026-09-10: 0.00 inches of rain, representative trail outlook PRIME
PRIME 1d 2026-09-11: 0.00 inches of rain, representative trail outlook PRIME
80° DUSTY Today 2026-09-12: 0.00 inches of rain, Partly cloudy, representative trail outlook DUSTY
78° DUSTY SUN 2026-09-13: 0.00 inches of forecast rain, Cloudy, representative trail outlook DUSTY
86° DUSTY MON 2026-09-14: 0.00 inches of forecast rain, Cloudy, representative trail outlook DUSTY
91° DUSTY TUE 2026-09-15: 0.00 inches of forecast rain, Clear, representative trail outlook DUSTY
76° DUSTY WED 2026-09-16: 0.00 inches of forecast rain, Partly cloudy, representative trail outlook DUSTY
No measurable rain in the window. Over the tracked history, Shell Ridge has been rideable on 10 of the last 10 days (very dry and dusty on 2 of them). Each daily marker shows the expected daytime condition. Loam also considers soil, slope, tree cover, and drying time.

Soil and terrain at Shell Ridge

Shell Ridge is a mountain bike trail network in Bay Area, CA. The soil is loam and drains well. With little tree cover, the ground gets plenty of sun and wind. The terrain averages a 3.5° slope at 144 ft and mainly faces SW. Its gentle slopes drain slowly, so low spots can stay soft after rain. Trails here include Savannah Trail, Forgotten Trail and Cottonwood Trail.

How these factors affect drying

SoilLoam

Loam balances drainage with water retention, so it typically takes a day or two to dry after meaningful rain.

CanopyOpen 12%

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

TerrainModerate

Terrain here drains at a moderate pace. It neither sheds nor holds water strongly.

FAQ

Can you ride Shell Ridge right now?

The current estimate for Shell Ridge is DUSTY: rideable, very dry. Rideable, but very dry. Expect dust and loose corners. No measurable rain in the past week.

Is Shell Ridge muddy right now?

Loam currently estimates dry conditions (DUSTY). No measurable rain in the past week.

What is the soil and trail surface like at Shell Ridge?

Shell Ridge sits on loam soil that drains well. Loam balances drainage with water retention, so it typically takes a day or two to dry after meaningful rain.

How long does Shell Ridge take to dry after rain?

Shell Ridge usually needs about a day or two to dry after meaningful rain. Its terrain drains at a moderate pace.

Can you ride Shell Ridge after rain?

Drying time depends on how much rain fell and the weather that follows. Wait until the surface is firm. Check the current estimate before heading out, and turn back if your tires leave ruts.

Does Shell Ridge get snow in winter?

Rarely. Shell Ridge sits low and mild enough (around 144 ft) that snow seldom affects riding; conditions are driven by rain and drying. Loam still flags FROZEN on the rare freeze.

What trails are at Shell Ridge?

Trails at Shell Ridge include Ohlone Trail, Blue Oak Trail, Savannah Trail, Forgotten Trail and Cottonwood Trail. 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 Shell Ridge?

Shell Ridge sits at roughly 144 feet, faces mostly SW, and averages a 3.5° grade with about 12% tree cover. It is exposed to afternoon sun, and the gentle terrain leaves low spots soft after storms.

When is the best time of year to ride Shell Ridge?

Snow rarely affects Shell Ridge. Check recent rain and allow time for the ground to dry. The live verdict above reflects today.

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Network profile

Network profile

Soil
Loamdrains well
Drainage
Moderateeven drying
Tree cover
12%Open
Elevation
144 ft
Average grade
3.5°
Predominant aspect
SW-facing

Named trails

  • Ohlone Trail
  • Blue Oak Trail
  • Savannah Trail
  • Forgotten Trail
  • Cottonwood Trail

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

Around Shell Ridge