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Interstate Power Preserve

Mountain bike trail conditions · Dubuque, IA 42.406° N  90.665° W   1,007 FT

PRIME: Rideable now

Good window for the next ~19 hours.

Recent rain
No measurable rain in the past week
Next rain
~19h
Today
80°Fcloudy
Last 10 daysoldest to newest

Updated Aug 21, 2026, 00:00 UTC. Modeled hourly. Official closures and current trail conditions take priority.

Trail outlook

7 days back · 4 ahead
1.2″
FORECAST
STAY OFF 7d 2026-08-13: 0.00 inches of rain, representative trail outlook STAY OFF
STAY OFF 6d 2026-08-14: 0.00 inches of rain, representative trail outlook STAY OFF
STAY OFF 5d 2026-08-15: 0.00 inches of rain, representative trail outlook STAY OFF
PRIME 4d 2026-08-16: 0.00 inches of rain, representative trail outlook PRIME
PRIME 3d 2026-08-17: 0.00 inches of rain, representative trail outlook PRIME
PRIME 2d 2026-08-18: 0.00 inches of rain, representative trail outlook PRIME
PRIME 1d 2026-08-19: 0.00 inches of rain, representative trail outlook PRIME
80° PRIME Today 2026-08-20: 0.00 inches of rain, Cloudy, representative trail outlook PRIME
81° PRIME FRI 2026-08-21: 1.20 inches of forecast rain, Heavy rain, representative trail outlook PRIME
79° CAUTION SAT 2026-08-22: 0.00 inches of forecast rain, Clear, representative trail outlook CAUTION
75° PRIME SUN 2026-08-23: 0.00 inches of forecast rain, Cloudy, representative trail outlook PRIME
72° PRIME MON 2026-08-24: 0.00 inches of forecast rain, Overcast, representative trail outlook PRIME
Measured rain Forecast rain Above soft threshold (0.5″)
Over the tracked history, Interstate Power Preserve has been rideable on 5 of the last 10 days, and too wet to ride on 5. Daily trail markers are representative daytime outlooks. Weather is one input. The rideability verdict also accounts for soil, terrain, canopy, and drying time.
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Why Interstate Power Preserve dries this way

Terrain & soil

Interstate Power Preserve (Dubuque, IA) rides on loam soil that drains well over terrain that holds water and dries slowly. Heavy tree cover holds the damp in, so it stays wet longer than the sky overhead would suggest. Loam reads that exact ground against live weather, rather than leaning on a regional forecast that can’t tell you what the dirt is doing. The N-facing aspect keeps the dirt shaded for much of the day, so moisture lingers after rain and snow is slow to clear, and the nearly flat terrain, about a 0.8° average grade at 1,007 ft, lets water sit, so the flat stretches are the last to firm up.

Network profile

Soil
Loamdrains well
Drainage
Holds waterdries slowly
Tree cover
84%Dense
Elevation
1,007 ft
Average grade
0.8°
Predominant aspect
N-facing
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.

TerrainHolds water

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

Around Interstate Power Preserve

FAQ

Common questions
Can you ride Interstate Power Preserve right now?

As of the latest update, Interstate Power Preserve is Rideable now (PRIME). Good window for the next ~19 hours. No measurable rain in the past week.

What is the soil and trail surface like at Interstate Power Preserve?

Interstate Power Preserve 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 Interstate Power Preserve take to dry after rain?

Interstate Power Preserve usually needs about a day or two to dry after meaningful rain. Its terrain holds water in low spots, which slows it. Heavy tree cover slows drying further.

Does Interstate Power Preserve get snow in winter?

Rarely. Interstate Power Preserve sits low and mild enough (around 1,007 ft) that snow seldom affects riding; conditions are driven by rain and drying. Loam still flags FROZEN on the rare freeze.

What's the terrain and elevation like at Interstate Power Preserve?

Interstate Power Preserve sits at roughly 1,007 feet, faces mostly N, and averages a 0.8° grade with about 84% tree cover. That makes it a shady network that holds moisture longer than sunnier neighbors, 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 Interstate Power Preserve?

There is no real off-season at Interstate Power Preserve: snow rarely interferes, so good days come down to rain and how fast the dirt dries. Its shady aspect means it needs longer after storms than sunnier networks nearby. The live verdict above reflects today.