All Trails

Mount Katahdin — Knife Edge

Northeast Piscataquis, ME · 45.904, -68.921

Northern terminus of the Appalachian Trail. The Knife Edge is a mile-long exposed ridge with 3-foot-wide sections and 2,000 ft drops.

StrenuousNortheast5,267 ftExposed ridgeSummitScrambleSummit viewsHistoric

Mount Katahdin — Knife Edge

⛅ Partly cloudy

Be Prepared
63°
Feels 63°FSummit · 5,267 ft
4:47 AM8:21 PM
HIGH WIND

Wind

30mph

Precip

0%

Humid

38%

Elev Δ

+3800ft

12-Hour Temp Trend

49°54°

Hourly Forecast

8 PM

⛅

54°

16mph

9 PM

⛅

53°

16mph

10 PM

⛅

51°

15mph

11 PM

⛅

50°

14mph

12 AM

⛅

50°

14mph

1 AM

⛅

50°

15mph

2 AM

⛅

49°

14mph

3 AM

⛅

49°

11mph

4 AM

⛅

49°

7mph

5 AM

⛅

49°

6mph

6 AM

⛅

50°

3mph

7 AM

⛅

53°

3mph

Summit Conditions

84°F→−21°→63°F

Dry lapse rate: 5.4°F/1,000ft · 3,767 ft gain

◎L1
Synthetic/merino blend long sleeve

150g merino or synthetic blend for moisture management

◉L2
Light fleece or vestPACK

Microfleece pullover — pack it, don't wear it at the trailhead

◈L3
Wind shell jacketPACK

Lightweight, packable wind protection for exposed sections

Summit Pack List

↟Light fleece↟Wind shell

Start Cold Tip

Start in just your base layer — you'll warm up within 10 minutes on the trail. Keep your fleece accessible in the top of your pack for the summit.

Trail Guide

Updated 7:42:11 PM · America/New_York

Updated Jun 4, 7:42 PM UTC

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