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12 Mile Coulee

Mountain bike trail conditions · Calgary, AB, Canada 51.121° N  114.235° W   3,776 FT Verified

PRIME: Rideable now

Good window for the next ~2 hours.

Recent rain
No measurable rain in the past week
Next rain
~2h
Today
51°Frain

Updated Sep 5, 2026, 14:47 UTC. Modeled hourly. Unchanged for 10+ days. Official closures and current trail conditions take priority.

Last 10 daysoldest to newest

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Trail outlook

Is 12 Mile Coulee rideable today?

Yes. The live verdict is PRIME, rideable now. No measurable rain in the past week.

0.4″
0.2″
0.1″
FORECAST
PRIME 7d 2026-08-29: 0.00 inches of rain, representative trail outlook PRIME
PRIME 6d 2026-08-30: 0.00 inches of rain, representative trail outlook PRIME
PRIME 5d 2026-08-31: 0.00 inches of rain, representative trail outlook PRIME
PRIME 4d 2026-09-01: 0.00 inches of rain, representative trail outlook PRIME
PRIME 3d 2026-09-02: 0.00 inches of rain, representative trail outlook PRIME
PRIME 2d 2026-09-03: 0.00 inches of rain, representative trail outlook PRIME
PRIME 1d 2026-09-04: 0.00 inches of rain, representative trail outlook PRIME
51° CAUTION Today 2026-09-05: 0.40 inches of rain, Rain, representative trail outlook CAUTION
57° CAUTION SUN 2026-09-06: 0.20 inches of forecast rain, Light rain, representative trail outlook CAUTION
61° PRIME MON 2026-09-07: 0.10 inches of forecast rain, Light rain, representative trail outlook PRIME
69° PRIME TUE 2026-09-08: 0.00 inches of forecast rain, Cloudy, representative trail outlook PRIME
75° PRIME WED 2026-09-09: 0.00 inches of forecast rain, Partly cloudy, representative trail outlook PRIME
Modeled rain Forecast rain Above soft threshold (0.5″)
Over the tracked history, 12 Mile Coulee has been rideable on 10 of the last 10 days. Each daily marker shows the expected daytime condition. Loam also considers soil, slope, tree cover, and drying time.

Soil and terrain at 12 Mile Coulee

12 Mile Coulee is a mountain bike trail network in Calgary, AB, Canada. The soil is loam and drains well. With little tree cover, the ground gets plenty of sun and wind. The terrain averages a 2.8° slope at 3,776 ft and mainly faces SSW. Its gentle slopes drain slowly, so low spots can stay soft 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. The soil type here is classified, but the exact drying speed is modeled from that classification rather than measured directly at this spot.

CanopyOpen 12%

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.

FAQ

Can you ride 12 Mile Coulee right now?

The current estimate for 12 Mile Coulee is PRIME: rideable now. Good window for the next ~2 hours. No measurable rain in the past week.

Is 12 Mile Coulee muddy right now?

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

What is the soil and trail surface like at 12 Mile Coulee?

12 Mile Coulee 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. The soil type here is classified, but the exact drying speed is modeled from that classification rather than measured directly at this spot.

How long does 12 Mile Coulee take to dry after rain?

12 Mile Coulee usually needs about a day or two to dry after meaningful rain. Its terrain holds water in low spots, which slows it.

Can you ride 12 Mile Coulee 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 12 Mile Coulee get snow in winter?

Yes. At 3,776 ft, 12 Mile Coulee 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 12 Mile Coulee?

12 Mile Coulee sits at roughly 3,776 feet, faces mostly SSW, and averages a 2.8° grade with about 12% tree cover. It is quicker to dry where it faces south, and the gentle terrain leaves low spots soft after storms.

When is the best time of year to ride 12 Mile Coulee?

Snow can limit riding at 12 Mile Coulee in winter, at around 3,776 feet. Spring snowmelt and fall freezes can also affect conditions. Its sunny aspect helps it come back fast after storms. Check the current conditions before planning a ride.

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Network profile

Network profile

Soil
Loamdrains well · modeled
Drainage
Holds waterdries slowly
Tree cover
12%Open
Elevation
3,776 ft
Average grade
2.8°
Predominant aspect
SSW-facing

Around 12 Mile Coulee