Rockville, MD · separated · paved
Great Seneca Highway Bicycle Route
4.4-mile paved route with 171 ft of elevation gain, signed as part of the regional cycle network, route reference “119”, separated from motor traffic.
Live · updated
Today's verdict
Workable day to get the road bike out.
61 /100
good
60 Bike commuting
61 Road
73 E-bike
74 Bike-share
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 temp77°FCloudy
- Wind— mphNE
- Rain4%Next 24h: 0.08"
- Humidity69%
Surface & daylight
- Pavementdrypaved surface
- Sunrise6:46 AM
- Sunset7:24 PM155 min remaining
Best time today
5 PM looks best — 79°F · 2 mph NE wind · mostly cloudy. 6 PM is a close second (61/100).
79°
Mostly Cloudy
2 mph NE
61
80°
Mostly Cloudy
2 mph E
61
Wind on this route
Calm — wind is a non-factor today.
Currently 0 mph from the N (0°). Relative to this ride's overall bearing, a quartering headwind.
- Leg 1 Bearing 304° · quartering headwind 0.4 mi
- Leg 2 Bearing 282° · crosswind 0.4 mi
- Leg 3 Bearing 273° · crosswind 0.4 mi
- Leg 4 Bearing 312° · quartering headwind 0.4 mi
- Leg 5 Bearing 327° · quartering headwind 0.4 mi
- Leg 6 Bearing 334° · headwind 0.4 mi
- Leg 7 Bearing 18° · headwind 0.4 mi
- Leg 8 Bearing 15° · headwind 0.4 mi
Elevation profile
Score breakdown
·
77°F air Within comfort range, outside ideal
-3 +
Pavement: dry Clean dry pavement — maximum grip.
+4 Advisories & nearby alerts
NWSTest Message
About this route
- Distance
- 4.4 mi one-way (double for round-trip)
- Elevation gain
- 171 ft
- Surface
- paved
- Shape
- Out-and-back
- Traffic exposure
- separated
- Activities
- road cycling · e bike · commuting · bike share-touring
- Cycle network
- RCN · route 119
- Start
39.1334, -77.2450- City hub
- Rockville, MD
- OSM
- relation 17202907
Description sourced from OpenStreetMap relation tags and member-way geometry.