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.

  • 37 mph wind — gusty and hazardous on exposed bridges and overpasses.
  • 70°F air — right in road cycling's sweet spot
35 /100
ok
35 Road
49 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
    70°F
    Mostly Sunny
  • Wind
    37 mph
    SW
  • Rain
    1%
    Next 24h: 0.00"
  • Humidity
    83%
  • Pavement
    dry
    mixed surface
  • Sunrise
    6:44 AM
  • Sunset
    7:27 PM
    741 min remaining

8 AM looks best — 68°F · 7 mph SW wind · sunny. 9 AM is a close second (74/100).

8 AM Best
68°

Sunny

7 mph SW
74
9 AM
72°

Sunny

7 mph SW
74
10 AM
77°

Mostly Sunny

8 mph SW
61
11 AM
80°

Mostly Sunny

8 mph SW
61
12 PM
82°

Sunny

9 mph SW
56
1 PM
86°

Sunny

10 mph SW
55
2 PM
87°

Mostly Sunny

12 mph SW
53
3 PM
87°

Sunny

12 mph S
49
4 PM
88°

Mostly Sunny

12 mph S
47
5 PM
86°

Mostly Sunny

12 mph S
51
6 PM
86°

Mostly Clear

12 mph S
51

37 mph crosswind — expect a 37 mph quartering headwind on the return.

Currently 37 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
+
70°F air Right in road cycling's sweet spot
+10
37 mph wind Gusty and hazardous on exposed bridges and overpasses.
-36
Strong crosswind 37 mph crosswind — expect a 37 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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