Rockville, MD · separated · paved
Carl Henn Millennium Trail
10.7-mile paved loop with 276 ft of elevation gain, signed as part of the regional cycle network, route reference “CHMT”, operated by City of Rockville, separated from motor traffic.
Live · updated
Today's verdict
Great day to get the road bike out.
- 63°F air — right in road cycling's sweet spot
Best for bike-share touring today
Route map
Orange marker is the start. Click the map to enable scroll-zoom — the polyline is approximate; use Ride with GPS or Komoot for turn-by-turn.
Atmosphere
- Air temp63°FClear
- Wind12 mphS
- Rain1%Next 24h: 0.00"
- Humidity100%
Surface & daylight
- Pavementdrypaved surface
- Sunrise6:44 AM
- Sunset7:27 PM741 min remaining
Best time today
8 AM looks best — 67°F · 5 mph S wind · sunny. 9 AM is a close second (74/100).
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Wind on this route
12 mph crosswind — keep the bars loose on exposed sections.
Currently 12 mph from the SSE (150°). Relative to this ride's overall bearing, a crosswind.
- Leg 1 Bearing 122° · headwind 0.9 mi
- Leg 2 Bearing 98° · quartering headwind 0.9 mi
- Leg 3 Bearing 50° · crosswind 0.8 mi
- Leg 4 Bearing 14° · quartering tailwind 0.9 mi
- Leg 5 Bearing 358° · tailwind 0.7 mi
- Leg 6 Bearing 313° · tailwind 0.9 mi
- Leg 7 Bearing 272° · quartering tailwind 1.0 mi
- Leg 8 Bearing 241° · crosswind 1.0 mi
Elevation profile
Score breakdown
Advisories & nearby alerts
About this route
- Distance
- 10.7 mi loop
- Elevation gain
- 276 ft
- Surface
- paved
- Shape
- Loop
- Traffic exposure
- separated
- Activities
- road cycling · e bike · commuting · bike share-touring
- Cycle network
- RCN · route CHMT
- Operator
- City of Rockville
- Start
39.0753, -77.1820- City hub
- Rockville, MD
- OSM
- relation 2413852
Description sourced from OpenStreetMap relation tags and member-way geometry.