Hwy191-38 Mm60.2
Campground
Campground · 1.2 mi from the trail
Montana · Rock climbing · Gallatin Gateway · Near Emigrant
Explosive Boulder
- 7 routes
- V2 – V8-
- Bouldering
- Jul–Sep
- best months
Is Explosive Boulder open right now?
Closure in the area
There's a closure order in Bozeman Ranger District. It doesn't name Explosive Boulder, so check the source for the area it covers (16 listed).
Sourdough/Bozeman Creek Trailhead and Trail Closure
Agency closure covering Bozeman Ranger District · Order 01-11-06-27-02 · USFS · Bozeman Ranger District
NFSR #1700 South Plateau Road Closure
Agency closure covering Custer Gallatin National Forest · USFS · Custer Gallatin National Forest
Storm Castle Creek Trail #185 Temporarily Closed Due to Storm Damage
Agency closure covering Bozeman Ranger District · Order 01-11-06-26-07 · USFS · Bozeman Ranger District
Hyalite Porcupine Buffalo Horn Summer Interim Travel Order and Map and Order # 01-11-00-26-02
Agency closure covering Custer Gallatin National Forest · Order 01-11-00-26-02 · USFS · Custer Gallatin National Forest
Hyalite Porcupine Buffalo Horn Winter Interim Travel Order and Map Order Number: #01-11-00-26-01
Agency closure covering Custer Gallatin National Forest · USFS · Custer Gallatin National Forest
As of · Source: USFS · Bozeman Ranger District. Agencies don't list every closure — check before you go.
Explosive Boulder is a climbing area in the Lee Metcalf Wilderness, part of the Bozeman Ranger District of Custer Gallatin National Forest in Montana. The Forest Service manages the land. Summer is the most comfortable time to visit. Typical averages from a nearby weather station at Big Sky show July highs around 78°F with lows near 41°F, while winter highs stay in the 20s and 30s. Carpenter Boulder and Lava Pit are both climbing areas about 0.1 mile away. Table Mountain is a hike 0.8 mile off, and the Gallatin River offers fishing about 1.8 miles away.
Around this trail
Add any of these when you start a tripSleep close Eat after If it rains
Places © OpenStreetMap contributors
More in EmigrantBest time to go · Jul–Sep
Best time to visit Explosive Boulder
Best months: July–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
30° / 9°
13 wet
Feb
34° / 9°
11 wet
Mar
42° / 17°
12 wet
Apr
48° / 23°
11 wet
May
58° / 30°
14 wet
Jun
67° / 36°
14 wet
Jul
78° / 41°
11 wet
Aug
77° / 39°
11 wet
Sep
68° / 33°
10 wet
Oct
53° / 25°
10 wet
Nov
37° / 16°
11 wet
Dec
27° / 9°
14 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Big Sky 2wnw, MT, 8.9 mi away at 6,590 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
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