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Capitol Forest

Mountain bike trail conditions · Seattle & Snoqualmie, WA 46.946° N  123.180° W   1,545 FT Verified

CAUTION: Use judgment

More rain arrives before the trail finishes drying.

Recent rain
0.1″ of rain, in the last hour
Est. time to dry
~6h
Next rain
~2h
Today
61°Frain

Updated Sep 13, 2026, 04:41 UTC. Modeled hourly. Verdict last changed: Sep 12. Official closures and current trail conditions take priority.

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Trail outlook

Is Capitol Forest rideable today?

Rideable with judgment. The live verdict is CAUTION: the model reads the surface as marginal. 0.1″ of rain, in the last hour.

0.4″
0.5″
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
61° PRIME Today 2026-09-12: 0.40 inches of rain, Rain, representative trail outlook PRIME
55° STAY OFF SUN 2026-09-13: 0.50 inches of forecast rain, Heavy rain, representative trail outlook STAY OFF
60° STAY OFF MON 2026-09-14: 0.00 inches of forecast rain, Fog or low cloud, representative trail outlook STAY OFF
69° PRIME TUE 2026-09-15: 0.00 inches of forecast rain, Cloudy, representative trail outlook PRIME
74° PRIME WED 2026-09-16: 0.00 inches of forecast rain, Clear, representative trail outlook PRIME
Modeled rain Forecast rain Above soft threshold (0.5″)
Over the tracked history, Capitol Forest has been rideable on 9 of the last 10 days, and under a caution advisory on 1. Each daily marker shows the expected daytime condition. Loam also considers soil, slope, tree cover, and drying time.

Soil and terrain at Capitol Forest

Capitol Forest is a mountain bike trail network in Seattle & Snoqualmie, WA. The soil is loam and drains well. Heavy tree cover can slow drying after rain. The terrain averages a 13.6° slope at 1,545 ft and mainly faces E. Its steep slopes shed water quickly after rain.

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.

CanopyDense 84%

Heavy tree cover shades the soil and blocks wind, so these trails dry slowly and can hold morning damp even after dry days.

TerrainSheds water

Water runs off this terrain rather than pooling, which helps the surface dry out after rain.

FAQ

Can you ride Capitol Forest right now?

The current estimate for Capitol Forest is CAUTION: use judgment. No rideable window yet. More rain arrives before the trail finishes drying. 0.1″ of rain, in the last hour.

Is Capitol Forest muddy right now?

Possibly in places. The current estimate is CAUTION. Watch for soft sections, especially in low or shaded areas. 0.1″ of rain, in the last hour.

What is the soil and trail surface like at Capitol Forest?

Capitol Forest 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 Capitol Forest take to dry after rain?

Capitol Forest usually needs about a day or two to dry after meaningful rain. Its terrain sheds water, which speeds drying. Heavy tree cover slows drying further.

Can you ride Capitol Forest 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 Capitol Forest get snow in winter?

Yes. At 1,545 ft, Capitol Forest 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 Capitol Forest?

Capitol Forest sits at roughly 1,545 feet, faces mostly E, and averages a 13.6° grade with about 84% tree cover. It is exposed to morning sun, and the steep terrain sheds water quickly.

When is the best time of year to ride Capitol Forest?

Snow can limit riding at Capitol Forest in winter, at around 1,545 feet. Spring snowmelt and fall freezes can also affect conditions. Check the current conditions before planning a ride.

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Network profile

Network profile

Soil
Loamdrains well
Drainage
Sheds waterdries quickly
Tree cover
84%Dense
Elevation
1,545 ft
Average grade
13.6°
Predominant aspect
E-facing

Around Capitol Forest