Great Seneca Highway Bicycle Route

4.4 mi Out-and-back 171 ft gain

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.

Great day to get the road bike out.

  • 70°F air — right in road cycling's sweet spot
74 /100
great
73 Bike commuting
74 Road
73 E-bike
74 Bike-share

Best for road cycling today

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.

  • Air temp
    70°F
    Clear
  • Wind
    — mph
    W
  • Rain
    3%
    Next 24h: 0.00"
  • Pavement
    dry
    paved surface
  • Sunrise
    6:16 AM
  • Sunset
    8:12 PM
    916 min remaining

12 PM looks best — 86°F · 7 mph NW wind · sunny. 5 AM is a close second (61/100).

5 AM
74°

Mostly Cloudy

2 mph SW
61
6 AM
74°

Partly Sunny

2 mph W
61
7 AM
74°

Partly Sunny

2 mph W
61
8 AM
77°

Mostly Sunny

3 mph W
61
9 AM
78°

Partly Sunny

6 mph W
61
10 AM
82°

Mostly Sunny

6 mph W
61
11 AM
84°

Mostly Sunny

7 mph W
61
12 PM Best
86°

Sunny

7 mph NW
62
1 PM
88°

Sunny

7 mph W
58
2 PM
90°

Mostly Sunny

7 mph W
54
3 PM
90°

Mostly Sunny

7 mph W
54
4 PM
89°

Sunny

6 mph W
56
5 PM
90°

Sunny

6 mph W
54
6 PM
88°

Mostly Clear

5 mph W
58
7 PM
88°

Mostly Clear

2 mph W
58

Calm — wind is a non-factor today.

Currently 0 mph from the N (0°). Relative to this ride's overall bearing, a quartering headwind.

  1. Leg 1 Bearing 304° · quartering headwind 0.4 mi
  2. Leg 2 Bearing 282° · crosswind 0.4 mi
  3. Leg 3 Bearing 273° · crosswind 0.4 mi
  4. Leg 4 Bearing 312° · quartering headwind 0.4 mi
  5. Leg 5 Bearing 327° · quartering headwind 0.4 mi
  6. Leg 6 Bearing 334° · headwind 0.4 mi
  7. Leg 7 Bearing 18° · headwind 0.4 mi
  8. Leg 8 Bearing 15° · headwind 0.4 mi
300'350'400'450'500' 0 mi1 mi2 mi3 mi4 mi4 mi
229 ft gain 193 ft loss Max 469' Min 302' 4.2 mi sampled
+
70°F air Right in road cycling's sweet spot
+10
+
Pavement: dry Clean dry pavement — maximum grip.
+4
NWSTest Message
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.

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