Osseo Trail
To Mount Flume · New Hampshire
Osseo Trail is a trail on and around Franconia Ridge, climbing about 2,900 ft from the Lincoln Woods Trail junction to Mount Flume. Part of it is above treeline.
Map length
3.6 mi
Climb from the low end
2,918 ft
Book time up / down (from map miles)
3 h 15 min / 1 h 47 min
High point
4,216 ft
Above treeline
0.1 mi
Steepest ¼ mile
1,855 ft/mi
Stream crossings
1
Low point
1,293 ft
Measured on the map. The AMC guide and Forest Service figures usually run 5 to 15% longer. The mapped trail stops about 0.1 mi and 118 ft short of the summit of Mount Flume; these figures end there.
HikerNerd routes on this trail
Osseo Trail Above treeline
Mile by mile (map miles)
From Lincoln Woods Trail junction (the lower end) to Mount Flume.
- 0.0Lincoln Woods Trail junction
- 0.0Crosses a stream
- 2.7Leaves the trees: exposed above treeline
- 2.8Back below treeline
- 3.6Junction with Flume Slide Trail and Franconia Ridge Trail
- 3.6Mount Flume
Summit conditions
Today's conditions reportConnecting trails
What to bring
From the summit forecast, Sat to MonPaid links. Backcountry.com pays me if you buy. Prices are Backcountry's, checked twice a day.
29°F
Summit low
Microspikes
Summit lows near 29°F, so expect ice on rock and the upper trail.
59 mph
Summit gusts
Waterproof shell
Daytime gusts near 59 mph and up to a 78% chance of rain. A shell blocks both.
11h 13m
Daylight
Headlamp
Sunset around 6:08 PM, so a late start or a slow descent ends in the dark.
The rest of the list: Winter gear guide · How I pick gear
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Above-treeline areas from canopy height by Meta and WRI (CC BY 4.0). Distances are measured from the map and can differ from signs and guidebooks. Conditions change: check before you go.