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Trail conditions are for informational purposes only. Hiking involves inherent risks. Always verify conditions with official sources and use your own judgment. Use at your own risk.

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  1. Peaks
  2. /
  3. South Kinsman Mountain

South Kinsman Mountain

#22 of 48Difficult

4,358 ft | Kinsman | 2 routes

New Hike
51°F / Feels 45°F
12 mph NW
ConditionsModerate

As of August 29, 2026

Trail conditions on South Kinsman Mountain are currently rated Moderate. It's 51°F (feels like 45°F) with NW winds at 12 mph. The shortest of 2 listed routes is Kinsman's Out and Back: 9.5 miles round trip with 3,287 ft of elevation gain, taking about 5-8 hours. South Kinsman Mountain (4,358 ft) is #22 of 48 on the NH 48 list. See the hour-by-hour South Kinsman Mountain weather forecast for summit temps, wind chill, and the best hiking window.

South Kinsman Mountain weather forecast

Hourly summit temps, wind chill & freezing level, trailhead to summit

View →

Today's Conditions

Updated Aug 29, 12:20 AM

Current Weather

51°F

Feels like 45°F

Clear sky
12 mph NW · Gusts 20 mph
85% humidity

Elevation Forecast

Today
Summit 4,358'
47°/59°F31mphWC 38°☀️
4,100'
48°/60°F30mphWC 39°☀️
3,300'
51°/64°F25mph☀️
2,500'
54°/68°F21mph☀️
Trailhead
56°/70°F18mph☀️

~3.8°F drop per 1,000ft

AI Trail Conditions

Moderate
AI Synthesized
high confidence

Conditions summary as of August 29, 2026

South Kinsman offers dry to lightly muddy trails and no above-treeline exposure, but wind chill and gusty conditions near the summit make it feel notably colder than the trailhead. Saturday's window under building high pressure with light morning winds is the best bet before Sunday's approaching front brings stronger winds and shower chances.

Expect a notable drop from the mild 56-70°F trailhead to a brisk 47-59°F summit with wind chill near 38°F, so pack a wind layer to add once above treeline transition around 4,000ft where winds pick up sharply.

Best Hiking Window

Saturday, early morning through early afternoon, before afternoon cloud increase and Sunday's stronger winds arrive

Hazards
Gusty winds near summit (up to 31 mph) with wind chill in upper 30s°F
Minor to significant mud and wet/slippery rock on trail sections per recent reports
Cooling temperatures after sunset and before sunrise
Increasing winds and shower chances developing Sunday afternoon
Recommended Gear
Windproof/insulating layer for summit
Trekking poles for muddy and rocky sections
Warm hat and gloves for summit wind chill
Headlamp as a precaution given variable daylight margin

Last synthesized Aug 29, 12:20 AM

Planning a hike here this week?

Trailblazer adds the full 7-day summit forecast, the best day to go for every peak, and conditions for each route up.

Recent Trail Reports

10
View all on NETC
Aug. 19, 2026by Jay Baxter

Trail: Mt. Kinsman Trail, Kinsman Ridge Trail, Reel Brook Trail, Bald Peak Spur

Conditions: Dry Trail, Mud - Minor/Avoidable

“I biked from Reel Brook to the new Mt. Kinsman trailhead. It's a quick, mostly downhill run. Bald Peak does have a nice western view, but IMO it would not be worth the $20 car parking fee (I'm from Maine) if it had been my only objective for the day. Of note, I did meet a hiker on the way up who used the old trailhead to access the trail without paying the fee. The Kinsman Flume is very impressive and somewhat scary since you can get right to the edge of its impressive drop. Nice views along the ridge and met many NOBOs and one SOBO. The descent to Harrington Pond is challenging; I think this might be a risky route if the ledges are wet. It took me longer than the 30 minute AMC guide time to descend the mile to Harrington Pond; lots of sitting down and careful sliding from foothold to foothold. Reel Brook was a very pleasant and easy walk down after the hours of scrambling on the Ridge.”

Aug. 15, 2026by WAUMBEK

Trail: Basin-Cascades Trail, Cascade Brook Trail, Fishin' Jimmy Trail, Kinsman Ridge Trail

Conditions: Dry Trail, Mud - Minor/Avoidable

“The ledges were pretty much dry making for safe footing. I hadn't been on Basin-Cascades and Cascade Brook trails for decades, so it was like seeing a new trail. They are an easy way to get up to the Lonesome Lake hut with some falls and pools to enjoy. Great view from the docks at Lonesome Lake and at the summits. At North Kinsman one can descend from the initial ledge that looks to Lonesome Lake to arrive at the second ledge that allows a view down to Kinsman Pond. There are a couple of minor ledges and a few branches extending into the short path to this lower ledge. There are two knobs on South Kinsman. The south knob has the best views and the "throne seat: on the large cairn.. Lots of hikers out today. I met hikers from all the New England states coming from both the east and west approaches to the ridge. Also met many AT thru and section hikers from many US states as well as Germany.”

Aug. 9, 2026by Jim Gosselin

Trail: Cascade Brook Trail, Fishin’ Jimmy Trail, Kinsman Ridge Trail, Kinsman Pond Trail

Conditions: Wet Trail, Wet/Slippery Rock, Standing/Running Water on Trail, Mud - Minor/Avoidable, Mud - Significant

“North and South Kinsman today for 18&19/48. No dog as it was forecast to be hot and humid. It was humid, but not terribly warm in the woods and at elevation. We took the Cascade Brook trail up to Lonesome Lake. Then took Fishin’ Jimmy to the Kinsman tent site. From there it was up Kinsman Ridge to North and South peaks. The trails were wet & slippery down low from the previous evening rains. Up past Kinsman Pond it was drier but still slippery in spots. We descended back to Kinsman Pond and decided to take the Kinsman Pond trail back down. I can say with all certainty that I won’t be taking that trail again. It was hard to follow, wet, mossy and had us carefully placing every step for the first couple miles. We joined back up at the Basin Cascade for a foot soaking in the cool water, which felt amazing!! 11.2 miles. 8 hrs 20 min total time out with moving time of 6 hrs 44 min.”

3-Day Mountain Forecast

Tap a day header to expand to 3hr or hourly detail

Friday
Aug 28
Today
Aug 29
Tomorrow
Aug 30
AMPMnightAMPMnightAMPMnight
Temperature & Wind
Weather
cloudy
cloudy
sunny
sunny
cloudy
cloudy
cloudy
drizzle
drizzle
Temp °F
hi / lo
59°
57°
59°
54°
52°
46°
47°
46°
54°
48°
55°
52°
55°
54°
61°
56°
58°
52°
Chill °F——38°39°42°————
Wind
mph
9
SW
16
WSW
23
NW
16
NW
15
W
32
W
33
W
29
W
27
NW
Gust
mph est.
142337262344534632
Storm
risk
modhigh———————
Precipitation
Precip
in (rain/snow)
-
-
-
-
-
-
-
-
-
Freezing
ft
13,083 ft12,531 ft11,246 ft
Conditions
Cloud
cover
100%100%8%1%100%100%100%100%100%
Vis
mi
8899clearclearclear5clear
UV57—57—45—
Elevation Profile — Conditions by Altitude

Tap a day header to expand AM/PM/Night detail

Elevation
Friday
Aug 28
Today
Aug 29
Tomorrow
Aug 30
lo/hi °F · wind mph & dir · chill °F
Summit
4,358 ft
57/59°
9
46/47°
16
39°
54/55°
33
4,100 ft
58/60°
9
47/47°
17
40°
55/56°
32
3,300 ft
60/62°
7
48/51°
16
42°
58/59°
28
2,500 ft
62/64°
6
51/55°
12
60/63°
20
Trailhead
2,000 ft
63/66°
5
52/57°
10
61/65°
15
Wind:<1515-2425-3940-5455+mph
Time periods: AM 5a–12p · PM 12p–8p · Night 8p–5a

4 more days of forecast — plan around the weather window, not just tomorrow.

Conditions synthesized from: NWS Higher Summits Forecast, NOAA Open-Meteo, Mount Washington Observatory, NETC Trip Reports, NOHRSC Snow Depth, Mt. Washington Avalanche Center, USGS Stream Levels, OpenWeather Air Quality.

AI-generated from public data. Always verify conditions before heading out — backcountry weather can change quickly.

Get condition updates for South Kinsman Mountain

Routes

Cannon and Kinsmans Loop

Difficult
11.4 mi
4,405 ft
6-10 hours
Community

Kinsman's Out and Back

Difficult
9.5 mi
3,287 ft
5-8 hours

Trail Map

About South Kinsman Mountain

Southern Kinsman peak, usually combined with North Kinsman. Lonesome Lake Hut is along the approach.

Elevation

4,358 ft

Range

Kinsman

Rank

#22 of 48

Difficulty

Difficult

Coordinates

44.1230, -71.7366

Nearby Peaks

North Kinsman Mountain

Difficult

4,293 ft · Kinsman

0.7 mi away

Bald Peak

Moderate

2,465 ft · Kinsman Range

1.9 mi away

Mount Pemigewasset

Moderate

2,557 ft · Franconia

2.6 mi away

Mount Cannon

Easy

4,100 ft · Kinsman

3 mi away

Mount Liberty

Moderate

4,459 ft · Franconia

4.7 mi away

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Trip Reports

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