Walk the Glass
Mid-range route among 59 climbs at Williamson Rock's Screaming Slab sector.
- 5.10a
- grade
- Sport Bolted
- style
Is Walk the Glass open right now?
Alert in the area
The Forest Service lists 7 alerts for Angeles National Forest.
Rincon-Redbox Road (2N24) Closure
Agency alert covering Angeles National Forest · Order 05-01-26-13 · USFS · Angeles National Forest
Fire Danger Level Elevated to "Very High"
Agency alert covering Angeles National Forest · USFS · Angeles National Forest
San Gabriel Canyon OHV Area Prohibitions
Agency alert covering Angeles National Forest · Order 05-01-26-09 · USFS · Angeles National Forest
San Dimas Experimental Forest Closure
Agency alert covering Angeles National Forest · USFS · Angeles National Forest
Eaton Fire Area Closure
Agency alert covering Angeles National Forest · Order 05-01-26-04 · USFS · Angeles National Forest
As of · Source: USFS · Angeles National Forest. Agencies don't list every closure — check before you go.
Best time to visit Walk the Glass
Best months: April–October. 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
48° / 26°
5 wet
Feb
48° / 25°
8 wet
Mar
54° / 29°
6 wet
Apr
60° / 32°
4 wet
May
69° / 39°
2 wet
Jun
78° / 44°
1 wet
Jul
83° / 53°
2 wet
Aug
82° / 51°
2 wet
Sep
75° / 46°
2 wet
Oct
64° / 37°
3 wet
Nov
55° / 29°
4 wet
Dec
47° / 25°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Wrightwood, CA, 13.8 mi away at 6,000 ft. The station sits about 700 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
One of 59 routes catalogued at Williamson Rock, this climb sits in the middle range of the crag's 5.6 to 5.12d span within The Screaming Slab sector.
Photo of the crag

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