Alder Creek Trailhead· Yosemite· conditions updating now
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Alder Creek Trailhead

Trailhead · Yosemite corridor

Alder Creek Trailhead sits at 4058 feet in Yosemite's Sierra Nevada corridor, offering direct access to high-country drainage and meadow terrain. Typically calmer than open ridges at the same elevation.

Today
27
NoGo Score · Go · good
Temp
67°F
Wind
8 mph
Vis
23 mi
Precip
0.00"
AQI
53
Cloud
0%

Morning air is stable and cool; wind rises mid-day as thermal circulation builds off the surrounding ridges. Exposure is moderate, sheltered by tree cover in the approach zone. Afternoon gusts can funnel up the creek drainage by 2 p.m. Start early to avoid the wind window.

Over the past 30 days, average conditions held steady at a NoGo Score of 15.0 with 6 mph average wind and 47-degree temperatures. Crowding averaged 13 visitors per observation, well below peak Yosemite valley levels. The week ahead tracks the spring thaw pattern: expect warming and wind acceleration as April turns to May, with maximum gusts still below 17 mph.

30 days back / 7 days forward

NoGo Score
avg 16 · today 16
NoGo Score trend for Alder Creek Trailhead: 30-day average 16, range 13 to 20; 7 days of forecastLine chart showing nogo score over 31 historical days and 7 days of forecast.
30-day average 16 (excellent); range 13 on May 19 to 20 on Jun 13. 7-day forecast trends slightly better.
Wind
avg 7 · today 7mph
Wind speed trend for Alder Creek Trailhead: 30-day average 7 mph, peak 8 mph on May 30Line chart showing wind over 31 historical days and 7 days of forecast.
30-day average 7 mph; peak 8 mph on May 30. Week ahead peaks at 8 mph on Jun 20.
Temperature
avg 66 · today 73°F
Temperature trend for Alder Creek Trailhead: 30-day average 66°F, range 48 to 77°FLine chart showing temperature over 31 historical days and 7 days of forecast.
30-day average 66°F; range 48 (May 28) to 77 (Jun 12). Trending warmer.
Crowding
avg 17 · today 16
Crowding trend for Alder Creek Trailhead: typically quietLine chart showing crowding over 31 historical days and 7 days of forecast.
Typically quiet (avg 17); peak 24 on May 24.

Today's score by factor

Weather1
Crowding49
Avalanche0
Fire0
Traffic
Air quality12
Trails20
Seasonality48

About Alder Creek Trailhead

Alder Creek Trailhead accesses meadow and creek-side terrain in the Yosemite corridor of California's central Sierra Nevada. The trailhead sits on a low-traffic approach road off Highway 120, roughly 45 minutes northeast of Yosemite Valley. Parking is limited to a small pullout; arrival by mid-morning secures a spot on weekends. The elevation of 4058 feet places it below the immediate high-country passes but above the main valley floor, catching Sierra drainage runoff in late spring.

Spring and early summer bring reliable access; winter snowpack typically closes approaches by mid-November through April. The 30-day rolling average temperature of 47 degrees reflects April conditions at this elevation, with highs reaching the upper 50s and lows dropping into the high 30s. Wind averaging 6 mph is light for the Sierra but accelerates sharply in afternoon hours as thermal circulation develops. Crowding remains minimal compared to valley trailheads, averaging 13 visitors per day. Late September offers the most stable weather window with moderate temperatures and lower wind variance.

Alder Creek Trailhead suits hikers and creek-walkers seeking solitude without high passes or steep elevation gain. Experienced Sierra hikers use it as a spring conditioning route before tackling higher terrain. Early starters avoid afternoon wind and secure parking; weekend traffic requires arrival by 8 a.m. Water is abundant from the creek but requires treatment. The approach road can be muddy through May as snowmelt drains from higher elevations.

Visitors combining Alder Creek with nearby Yosemite Valley routes typically access the valley via Highway 120; allow 1 to 2 additional hours of drive time from the Bay Area. The trailhead pairs well with shorter walks in the immediate Yosemite corridor but lacks the high-Sierra alpine character of passes accessed further east. Spring hikers often stage here before conditions clear at higher elevations on Highway 120 east of the park.

Best times to visit Alder Creek Trailhead

Best day
Tuesday to Thursday morning before 9 a.m.
Best season
Late September to early October
Watch for
Afternoon thermal wind after 2 p.m.; spring snowmelt mud through May

Nearby

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Wawona Horse Campsites
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Acting Superintendent's Headquarters
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Chilnualna Falls TH
0.3 mi · Trailhead
Wawona Visitor Center at Hill's Studio
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Sierra Nevada Research Station's (SNRS) Yosemite Field Station
0.4 mi · Visitor_center