Gamma Ray
- V8
- grade
- Bouldering Pads
- style
- Jul–Sep
- best months
Is Gamma Ray open right now?
Closure in the area
There's a closure order in Yellowstone Ranger District. It doesn't name Gamma Ray, so check the source for the area it covers (13 listed).
East Fork of the Mill Creek Trail Bridge Stock Closure
Agency closure covering Yellowstone Ranger District · Order 01-11-04-26-03 · USFS · Yellowstone Ranger District
NFSR #1700 South Plateau Road Closure
Agency closure covering Custer Gallatin National Forest · USFS · Custer Gallatin National Forest
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
Glacier Lake Road #2421 Closure Order Number: # 01-11-82-26- 01
Agency closure covering Custer Gallatin National Forest · Order 01-11-82-26- · USFS · Custer Gallatin National Forest
As of · Source: USFS · Yellowstone Ranger District. Agencies don't list every closure — check before you go.
One of eight climbs catalogued at Mile 18, this route sits near the top of the crag's range. First ascent by D. Sjoquist.
Beartooth MountainsRock climbing · ~52 min drivePhoto: Forest Service - Northern Region, Public domain (via Wikimedia Commons)
The HoodoosRock climbing · ~1h 1m drivePhoto: Ken Lund, CC BY-SA 2.0 (via Flickr)- Cowen MassifRock climbing · ~23 min drive
- Ladyfingers ButtressRock climbing · ~23 min drive
- Peanuts WallRock climbing · ~23 min drive
- Mill CreekRock climbing · ~23 min drive
- Natural Bridge and FallsRock climbing · ~26 min drive
- Blueberry WallRock climbing · ~26 min drive
- GreyStone WallRock climbing · ~26 min drive
- Porcelain WallRock climbing · ~26 min drive
Best time to visit Gamma Ray
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
34° / 18°
8 wet
Feb
34° / 17°
9 wet
Mar
41° / 22°
11 wet
Apr
48° / 27°
12 wet
May
57° / 35°
14 wet
Jun
66° / 43°
14 wet
Jul
75° / 50°
12 wet
Aug
74° / 50°
11 wet
Sep
65° / 42°
10 wet
Oct
52° / 32°
10 wet
Nov
40° / 24°
9 wet
Dec
33° / 18°
9 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Mystic Lake, MT, 25 mi away at 6,544 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
