Pittsburgh, PA · mixed · mixed

9-11 Trail (Pennsylvania thru route)

133.1 mi Out-and-back 873 ft gain

133.1-mile mixed route with 873 ft of elevation gain, signed as part of the U.S. Bicycle Route System, route reference “9-11”, operated by September 11th National Memorial Trail Alliance.

Live · updated Nov 7, 3:37 AM ET

Today's verdict

Skip today — the bike can wait.

Pavement: wet — wet during the likely ride window — reduced braking, road spray, limited visibility to drivers.
25 mph wind — strong — plan for slow outbound if wind is against you.
Exposed + wet + windy — mixed traffic in wet windy conditions — visibility and handling margin drop together.

0 /100

skip

0 Road

0 E-bike

Best for road cycling 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 temp

37°F

Cloudy
Wind

25 mph

W
Rain

31%

Next 24h: 0.01"
Air quality

AQI 18

PM2.5 · Good
Humidity

87%

Surface & daylight

Pavement

wet

mixed surface
Sunrise

6:51 AM
Sunset

5:06 PM

810 min remaining

Best time today

4 AM looks best — 33°F · 7 mph W wind · cloudy. 5 AM is a close second (22/100).

4 AM Best

33°

Cloudy

7 mph W

5 AM

33°

Mostly Cloudy

8 mph W

6 AM

32°

Mostly Cloudy

9 mph W

7 AM

31°

Partly Sunny

9 mph W

8 AM

33°

Partly Sunny

12 mph W

9 AM

38°

Partly Sunny

12 mph W

10 AM

41°

Slight Chance Rain Showers

13 mph W

11 AM

43°

Slight Chance Rain Showers

14 mph W

12 PM

43°

Slight Chance Rain Showers

15 mph W

1 PM

43°

Chance Rain Showers

15 mph W

2 PM

44°

Chance Rain Showers

17 mph W

3 PM

44°

Chance Rain Showers

17 mph W

4 PM

45°

Slight Chance Rain Showers

17 mph W

Wind on this route

25 mph headwind outbound — expect a 25 mph headwind on the return.

Currently 25 mph from the W (280°). Relative to this ride's overall bearing, a quartering headwind.

Leg 1 Bearing 198° · crosswind 4.0 mi
Leg 2 Bearing 144° · quartering tailwind 3.3 mi
Leg 3 Bearing 201° · crosswind 5.1 mi
Leg 4 Bearing 197° · crosswind 4.5 mi
Leg 5 Bearing 243° · quartering headwind 3.5 mi
Leg 6 Bearing 241° · quartering headwind 4.1 mi
Leg 7 Bearing 300° · headwind 5.0 mi
Leg 8 Bearing 227° · quartering headwind 4.8 mi

Elevation profile

8135 ft gain 9112 ft loss Max 2438' Min 732' 93.5 mi sampled

Score breakdown

37°F air Within comfort range, outside ideal

-3

−

Exposed + wet + windy mixed traffic in wet windy conditions — visibility and handling margin drop together.

-12

−

25 mph wind Strong — plan for slow outbound if wind is against you.

-18

−

Quartering headwind 25 mph headwind outbound — expect a 25 mph headwind on the return.

-4

−

Pavement: wet Wet during the likely ride window — reduced braking, road spray, limited visibility to drivers.

-32

AQI 18 Clean air

About this route

Distance: 133.1 mi one-way (double for round-trip)
Elevation gain: 873 ft
Surface: mixed
Shape: Out-and-back
Traffic exposure: mixed
Activities: road cycling · e bike
Cycle network: NCN · route 9-11
Operator: September 11th National Memorial Trail Alliance
Start: 40.1512, -78.9106
City hub: Pittsburgh, PA
OSM: relation 13594305

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