Half Dome peak
Half Dome rises to 8,842 ft in Pacific-Ranges within the Sierra Nevada range.
Standing at an elevation of 8,842 feet (2,695 meters), it offers breathtaking panoramic views of Yosemite Valley and the surrounding Sierra Nevada mountains. Its distinctive shape, resembling a half-dome, is a result of glacial and erosional forces over millions of years.
During the winter season, Half Dome is often covered in snow. The snowpack range varies from year to year, depending on the overall precipitation levels. Snow can accumulate on the dome, making it more challenging to climb and requiring specialized mountaineering equipment. As spring arrives and temperatures rise, the snow melts, creating cascades and waterfalls that flow into nearby creeks and rivers. Some of these include Tenaya Creek, Merced River, and Illilouette Creek, which receive runoff from Half Dome and contribute to the park's diverse ecosystem.
The name "Half Dome" originated from its unique shape, first coined by Josiah Whitney during the California Geological Survey in 1865. The native Ahwahneechee people also have legends and stories associated with the formation. According to one myth, the creator of the world, known as Ah-wah-nee, used an obsidian blade to shape the rock into its distinctive form. Today, Half Dome remains a popular destination for hikers and climbers, attracting adventurers from around the world who seek the challenge and beauty this iconic mountain offers.
For trail conditions and access, search Wikipedia or the local land manager's site. Browse other peaks in the Pacific-Ranges range.
Snowpack near Half Dome
Snow water equivalent and snowpack depth at SNOTEL stations near the peak. Best proxy for what's currently sitting on the summit.
| SNOTEL station | Snowpack | View |
|---|---|---|
| Nohrsc Poison Ridge | 1 in | → |
| Nohrsc White Wolf Raws | 1 in | → |
| Nohrsc Green Mtn | 6 in | → |
| Nohrsc Forestdale Creek | 1 in | → |
| Nohrsc Lower Kibbie | 1 in | → |
| Nohrsc Hagan's Meadow Snotel | 1 in | → |
| Nohrsc Deadman Ck Near Kennedy Meadows - Sonora Pass | 8 in | → |
| Nohrsc Graveyard Meadow | 1 in | → |
| Huntington Lake | 2 in | → |
| Nohrsc Tuolumne Meadows | 125 in | → |
| Nohrsc Mammoth Pass | 1 in | → |
| Nohrsc Spratt Creek | 1 in | → |
Streamflow near Half Dome
USGS streamgauges in the basin drained by this peak. Spring snowmelt from the summit feeds these flows.
| Gauge | Streamflow | View |
|---|---|---|
| Tuolumne R Ab Early Intake Nr Mather Ca | 1,370 cfs | → |
| Cherry C Bl Dion R Holm Ph | 1,310 cfs | → |
| Tuolumne R A Grand Cyn Of Tuolumne Ab Hetch Hetchy | 1,420 cfs | → |
| E Walker R Blw Sweetwater C Nr Bridgeport | 22 cfs | → |
| Cherry C Nr Early Intake Ca | 205 cfs | → |
| Tuolumne R Bl Early Intake Nr Mather Ca | 1,820 cfs | → |
| Desert C Nr Wellington | 3 cfs | → |
Plan around incoming weather
Same NOAA / yr.no feed Snoflo's iOS app uses. Watch the precipitation column -- snow at this elevation typically lags the radar signature by a few hours.
Next 5 days, hour by hour
Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.
5-day forecast table
Every 3 hours, broken out across temperature, snow, rain, humidity, and wind.
| Time | Condition | Temp (°F) | Snow (in) | Rain (in) | Humidity (%) | Wind (mps) | Wind dir |
|---|---|---|---|---|---|---|---|
| Loading detailed forecast… | |||||||
15-day forecast
Daily temperatures, snow, and rain projected over the next two weeks.
What's around Half Dome
Ski areas, river runs, fishing spots, campgrounds, parks, reservoirs, and boat launches within driving distance of Half Dome.
Ski areas
- Sugar Bowl Resort
- Tahoe Donner
- Mt. Rose Ski Tahoe
- Boreal Mountain Resort
- Diamond Peak
- Sierra At Tahoe
River runs
- Headwaters Near The Tuolumne And Mariposa County Lines To Western Boundary Of Yosemite National Park
- Headwaters In Sec 8, T3s, R25 E To Hemlock Crossing
Fishing
Get Half Dome on your phone.
Save this peak as a favorite and get push alerts when storms move in, fresh snow falls upstream, or NWS issues a weather warning. Free, account optional.
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Set up an alert
Custom alerts are configured in the Snoflo iOS app. Open the app, navigate to this peak, and tap the bell icon to set thresholds for snowfall, temperature, or wind.