Four Mile Run Trail

6.4 mi Out-and-back 26 ft gain

6.4-mile mixed route with 26 ft of elevation gain, signed as part of the regional cycle network, route reference “FMR”, separated from motor traffic.

Marginal conditions — get the road bike out if you have to.

  • 21 mph wind — noticeable — pacing will shift with the wind.
52 /100
ok
52 Road
67 E-bike

Best for e-bike riding 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
    77°F
    Clear
  • Wind
    21 mph
    W
  • Rain
    4%
    Next 24h: 0.00"
  • Humidity
    89%
  • Pavement
    dry
    mixed surface
  • Sunrise
    6:16 AM
  • Sunset
    8:11 PM
    915 min remaining

5 AM looks best — 76°F · 3 mph SW wind · mostly cloudy. 6 AM is a close second (61/100).

5 AM Best
76°

Mostly Cloudy

3 mph SW
61
6 AM
76°

Partly Sunny

5 mph W
61
7 AM
75°

Partly Sunny

5 mph W
61
8 AM
77°

Partly Sunny

5 mph W
61
9 AM
79°

Partly Sunny

6 mph NW
61
10 AM
84°

Mostly Sunny

7 mph NW
56
11 AM
86°

Mostly Sunny

8 mph NW
57
12 PM
88°

Mostly Sunny

8 mph NW
53
1 PM
90°

Mostly Sunny

7 mph W
49
2 PM
91°

Mostly Sunny

7 mph W
47
3 PM
91°

Sunny

7 mph W
47
4 PM
92°

Sunny

7 mph W
45
5 PM
90°

Mostly Sunny

6 mph W
49
6 PM
90°

Partly Cloudy

5 mph W
49
7 PM
89°

Partly Cloudy

2 mph W
51

21 mph crosswind — expect a 21 mph quartering headwind on the return.

Currently 21 mph from the S (190°). Relative to this ride's overall bearing, a crosswind.

  1. Leg 1 Bearing 153° · quartering headwind 0.5 mi
  2. Leg 2 Bearing 122° · quartering headwind 0.5 mi
  3. Leg 3 Bearing 121° · quartering headwind 0.5 mi
  4. Leg 4 Bearing 142° · quartering headwind 0.5 mi
  5. Leg 5 Bearing 152° · quartering headwind 0.5 mi
  6. Leg 6 Bearing 119° · crosswind 0.5 mi
  7. Leg 7 Bearing 112° · crosswind 0.5 mi
  8. Leg 8 Bearing 81° · crosswind 0.5 mi
0'100'200'300' 0 mi1 mi2 mi3 mi4 mi5 mi6 mi
81 ft gain 320 ft loss Max 262' Min 7' 5.6 mi sampled
·
77°F air Within comfort range, outside ideal
-3
21 mph wind Noticeable — pacing will shift with the wind.
-6
Strong crosswind 21 mph crosswind — expect a 21 mph quartering headwind on the return.
-3
+
Pavement: dry Clean dry pavement — maximum grip.
+4
Distance
6.4 mi one-way (double for round-trip)
Elevation gain
26 ft
Surface
mixed
Shape
Out-and-back
Traffic exposure
separated
Activities
road cycling · e bike
Cycle network
RCN · route FMR
Start
38.8748, -77.1339
City hub
Arlington, VA
OSM
relation 1623946

Description sourced from OpenStreetMap relation tags and member-way geometry.

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