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Motts Run Reservoir

Mountain bike trail conditions · Washington DC & Northern Virginia, VA 38.319° N  77.554° W   292 FT Verified

PRIME: Rideable now

Mon 5pm Conditions turn Caution.

Recent rain
1.0″ of rain, 8d ago
Today
85°Fcloudy
  • Thu 9/10, no measurable rain, modeled conditions: PRIME
  • Fri 9/11, no measurable rain, modeled conditions: PRIME
  • Sat 9/12, 0.96 inches of rain, modeled conditions: PRIME then STAY OFF
  • Sun 9/13, no measurable rain, modeled conditions: STAY OFF then CAUTION then PRIME
  • Mon 9/14, no measurable rain, modeled conditions: PRIME
  • Tue 9/15, no measurable rain, modeled conditions: PRIME
  • Wed 9/16, no measurable rain, modeled conditions: PRIME
  • Thu 9/17, no measurable rain, modeled conditions: PRIME
  • Fri 9/18, no measurable rain, modeled conditions: PRIME
  • Sat 9/19, no measurable rain, modeled conditions: PRIME
  • Today, Sun 9/20, no measurable rain, modeled conditions: PRIME
  • Mon 9/21, 0.30 inches of rain, modeled conditions: PRIME then CAUTION then PRIME then CAUTION
  • Tue 9/22, 0.22 inches of rain, modeled conditions: PRIME
  • Wed 9/23, 0.05 inches of rain, modeled conditions: PRIME
  • Thu 9/24, 0.20 inches of rain, modeled conditions: PRIME then CAUTION, forecast preview, beyond the free window
  • Fri 9/25, no measurable rain, modeled conditions: CAUTION, forecast preview, beyond the free window

Updated Sep 20, 2026, 14:18 UTC. Modeled hourly. Verdict last changed: Sep 14. Official closures and current trail conditions take priority.

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Is Motts Run Reservoir rideable today?

Yes. The live verdict is PRIME, rideable now. 1.0″ of rain, 8d ago.

CHANGED
Sun 136pm
Dried back to PRIME.
Sun 1312pm
Dried back to CAUTION.
Sun 1312am
Rain moved in. Verdict dropped to STAY OFF.
Over the tracked history, Motts Run Reservoir 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 Motts Run Reservoir

Motts Run Reservoir is a mountain bike trail network in Washington DC & Northern Virginia, VA. The soil is sandy and drains fast. Heavy tree cover can slow drying after rain. The terrain averages a 1.5° slope at 292 ft and mainly faces SW. Its nearly flat slopes can hold water in flat stretches.

How we check ourselves

How these factors affect drying

SoilSandy

Sandy, coarse soil sheds water fast. These trails are among the quickest to recover after rain.

CanopyDense 86%

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.

FAQ

Can you ride Motts Run Reservoir right now?

The current estimate for Motts Run Reservoir is PRIME: rideable now. Rain returns in ~1 day. 1.0″ of rain, 8d ago.

Is Motts Run Reservoir muddy right now?

Loam currently estimates dry conditions (PRIME). Sandy soil usually drains quickly. 1.0″ of rain, 8d ago.

What is the soil and trail surface like at Motts Run Reservoir?

Motts Run Reservoir sits on sandy soil that drains fast. Sandy, coarse soil sheds water fast. These trails are among the quickest to recover after rain.

How long does Motts Run Reservoir take to dry after rain?

Motts Run Reservoir usually needs only a few hours to recover after light rain. Its terrain holds water in low spots, which slows it. Heavy tree cover slows drying further.

Can you ride Motts Run Reservoir after rain?

Sandy soil drains quickly, though heavier rain can leave soft spots. Wait until the surface is firm. Check the current estimate before heading out, and turn back if your tires leave ruts.

Does Motts Run Reservoir get snow in winter?

Rarely. Motts Run Reservoir sits low and mild enough (around 292 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 Motts Run Reservoir?

Motts Run Reservoir sits at roughly 292 feet, faces mostly SW, and averages a 1.5° grade with about 86% tree cover. It is quicker to dry where it faces south, and the nearly flat terrain holds puddles in the flats.

When is the best time of year to ride Motts Run Reservoir?

Snow rarely affects Motts Run Reservoir. Check recent rain and allow time for the ground to dry. Its sunny aspect helps it come back fast after storms. The live verdict above reflects today.

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Network profile

Network profile

Soil
Sandydrains fast
Drainage
Holds waterdries slowly
Tree cover
86%Dense
Elevation
292 ft
Average grade
1.5°
Predominant aspect
SW-facing

Around Motts Run Reservoir

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