Half Dome Peak
Half Dome rises to 8,842 ft in Sierra-Nevada 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 Sierra-Nevada 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 White Wolf Raws | 0 in | → |
| Poison Flat | 2 in | → |
| Nohrsc Sonora Pass | 1 in | → |
| Nohrsc Silver Lake (Goes) | 33 in | → |
| Nohrsc Tamarack Summit | 0 in | → |
| Nohrsc Graveyard Meadow | 0 in | → |
| Nohrsc Tuolumne Meadows | 124 in | → |
| Bloods Creek | 0 in | → |
| Tenaya Lake | 0 in | → |
| Nohrsc Tioga Pass-Dana Meadows | 30 in | → |
| Nohrsc Mammoth Pass | 217 in | → |
| Nohrsc Poison Flat | 2 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 |
|---|---|---|
| W Walker R Blw L Walker R Nr Coleville | 88 cfs | → |
| W Walker R Nr Coleville | 76 cfs | → |
| Desert C Nr Wellington | 3 cfs | → |
| E Walker R Blw Sweetwater C Nr Bridgeport | 22 cfs | → |
| Hot C A Flume Nr Mammoth Lakes Ca | 42 cfs | → |
| E Walker R Nr Bridgeport | 125 cfs | → |
| Buckeye C Nr Bridgeport | 25 cfs | → |
Weather Forecast
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
- Kirkwood
- Boreal Mountain Resort
- Heavenly Ski Resort
- Alta Sierra At Shirley Meadows
- Alpine Meadows Ski Area
- Dodge Ridge Ski Area
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
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