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Paintbrush Canyon — Grand Teton

19.2-mile loop combining Paintbrush and Cascade Canyons over Paintbrush Divide at 10,700 ft. Snow on the divide into August.

StrenuousRocky Mountain10,700 ftExposed Ridge

Paintbrush Canyon — Grand Teton

☀️ Clear sky

Reconsider
12°
Feels -7°FSummit · 10,700 ft
6:34 AM8:10 PM
EXTREME COLDWINDYHYPOTHERMIA RISK

Wind

23mph

Precip

0%

Humid

49%

Elev Δ

+1100ft

12-Hour Temp Trend

19°37°

Hourly Forecast

5 AM

☀️

19°

11mph

6 AM

☀️

19°

10mph

7 AM

☀️

19°

8mph

8 AM

☀️

21°

7mph

9 AM

☀️

24°

7mph

10 AM

☀️

31°

7mph

11 AM

☀️

33°

9mph

12 PM

⛅

34°

11mph

1 PM

⛅

34°

13mph

2 PM

☀️

35°

13mph

3 PM

⛅

36°

10mph

4 PM

☀️

37°

10mph

Summit Conditions

18°F→−6°→12°F

Dry lapse rate: 5.4°F/1,000ft · 1,127 ft gain

◎L1
Expedition-weight merino base

320g+ merino top and bottom — maximum warmth next to skin

◉L2
Heavy fleece + light puffy

Double mid-layer system for extreme insulation

◈L3
Expedition down parka

Heavy fill-power down or synthetic expedition jacket

◆L4
Hardshell jacket + pants

Full hardshell system — top and bottom protection mandatory

Summit Pack List

↟Expedition mittens↟Balaclava↟Ski goggles↟Chemical warmers (hands + toes)↟Emergency bivy↟Thermos with hot drink

Start Cold Tip

At these temperatures, DO NOT start cold. Wear full layers from the trailhead. Exposed skin risks frostbite in minutes. Turn back if conditions deteriorate.

Updated 4:07:12 AM · America/Denver

Updated Apr 19, 4:07 AM UTC

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