Cooney Lake· Yosemite· conditions updating now
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Cooney Lake

Lake · Yosemite corridor

Cooney Lake sits at 10,266 feet in the Yosemite corridor's high Sierra. A small alpine lake typically calmer in early morning than afternoon, it rewards early starts and low-wind windows.

Today
24
NoGo Score · Go · excellent
Temp
29°F
Wind
15 mph
Vis
10 mi
Precip
0.00"
AQI
24
Cloud
75%

Wind funnels across the lake by mid-afternoon, with average wind around 14 mph and gusts reaching 30 mph. Morning conditions are substantially gentler. Temperature hovers near 24 degrees Fahrenheit on average; plan for sustained cold and wet conditions year-round.

The 30-day average score of 16.0 reflects consistent afternoon wind and cold typical of this elevation. The lake's 30-day average wind of 14 mph with gusts to 30 mph means morning access is non-negotiable. Over the next week, expect variable conditions; check the hourly forecast for your specific activity window.

30 days back / 7 days forward

NoGo Score
avg 15 · today 19
NoGo Score trend for Cooney Lake: 30-day average 15, range 8 to 21; 7 days of forecastLine chart showing nogo score over 31 historical days and 7 days of forecast.
30-day average 15 (excellent); range 8 on Apr 13 to 21 on Apr 21. 7-day forecast trends in line with the historical average.
Wind
avg 14 · today 13mph
Wind speed trend for Cooney Lake: 30-day average 14 mph, peak 24 mph on Apr 21Line chart showing wind over 31 historical days and 7 days of forecast.
30-day average 14 mph; peak 24 mph on Apr 21. Week ahead peaks at 11 mph on May 10.
Temperature
avg 27 · today 31°F
Temperature trend for Cooney Lake: 30-day average 27°F, range 17 to 34°FLine chart showing temperature over 31 historical days and 7 days of forecast.
30-day average 27°F; range 17 (Apr 22) to 34 (Apr 19). Trending warmer.
Crowding
avg 7 · today 11
Crowding trend for Cooney Lake: typically quietLine chart showing crowding over 31 historical days and 7 days of forecast.
Typically quiet (avg 7); peak 12 on Apr 3.

Today's score by factor

Weather17
Crowding25
Avalanche0
Fire0
Traffic
Air quality5
Trails20
Seasonality53

About Cooney Lake

Cooney Lake lies in the Yosemite corridor at 10,266 feet elevation, accessed via Highway 120 and secondary mountain routes from the east side of the Sierra. The lake drains into the Coccopa Creek drainage system. Base popularity remains low at 0.25, meaning few visitors and minimal crowd pressure. Access requires high-clearance vehicle capability and willingness to navigate rough sections typical of high-elevation backcountry roads. The nearest gateway towns are on the Highway 395 corridor; plan 3 to 4 hours drive time from major valley towns.

Cooney Lake operates under two distinct seasonal regimes. Winter and early spring bring sustained cold, with minimum temperatures around 10 degrees Fahrenheit and snow coverage limiting access to skilled snow-travel parties. Summer and early autumn see the lake mostly snowfree but windy; the 30-day rolling average wind is 14 mph, with maximum gusts reaching 30 mph. Afternoon wind is the defining weather pattern. Crowding averages 6.0 on the rolling 30-day metric, meaning solitude is typical. The lake rarely attracts more than a handful of visitors per week.

Cooney Lake suits small-group backpackers, solo explorers, and experienced mountaineers planning high-Sierra traverses. Day trips are feasible but rarely undertaken due to remote access. Overnight parties should expect to manage exposed camp sites in wind and cold. Paddlers and small-boat users must avoid afternoon hours when wind regularly exceeds 15 mph; head out by mid-morning and return by early afternoon. Water sources are reliable from snow-fed inflows through late summer. No facilities, no marked trails, and no ranger presence; self-sufficiency is mandatory.

Nearby alternatives include the more accessible lakes along the Highway 120 corridor closer to Tioga Pass, which offer shorter drive times and more reliable access. Cooney Lake's isolation and low base popularity make it a destination for parties willing to trade convenience for solitude and planning skill. Pair it with adjacent high-Sierra lakes if completing a multi-day traverse; do not attempt as a casual destination for groups unfamiliar with remote alpine travel.

Best times to visit Cooney Lake

Best day
Tuesday morning
Best season
Late September through early October
Watch for
Afternoon wind and sustained cold

Nearby

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Upper Frog Lake
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Middle Frog Lake
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Moat Lake
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Big Virginia Lake
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Burro Lake Pass
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