Flora Lake
Lake · Yosemite corridor
Flora Lake sits at 6,952 feet in the Yosemite corridor of California's Sierra Nevada. A modest alpine lake sheltered by granite ridges, it stays calmer than exposed water bodies at similar elevation.
Wind typically averages 9 mph but funnels off the lake surface by mid-afternoon, making mornings the reliable window. Surface conditions shift rapidly from glass to chop between 10 a.m. and 2 p.m. Expect colder water than valley lakes; air temperature averages 38 degrees Fahrenheit across the rolling 30-day window.
Over the last 30 days, Flora Lake has averaged a NoGo Score of 14.0 with wind running 9 mph on average but peaking at 26 mph. The week ahead will show typical spring variability; plan around the afternoon wind surge and cooler-than-moderate temperatures. Use the chart below to spot your best window within the next seven days.
30 days back / 7 days forward
Today's score by factor
About Flora Lake
Flora Lake lies in the high Sierra backcountry east of Yosemite Valley, accessible via Highway 120 (Tioga Road) toward Mono Basin. The lake sits in a glacially-carved basin surrounded by granite peaks and lodgepole pine forest. Primary access is from Lee Vining or Mammoth Lakes to the east, or from Yosemite Valley to the west; most visitors approach from the Mono side via Highway 395 and Highway 120. The drive from Mammoth Lakes is shorter but Highway 120 frequently closes in winter and early spring, limiting access during those seasons. Parking is limited; arrive before mid-morning if visiting on weekends.
Spring and early summer bring lingering snowpack at Flora Lake's elevation, with water temperatures remaining well below 40 degrees Fahrenheit until late summer. Wind averages 9 mph over the rolling 30-day period but can exceed 26 mph, particularly in afternoons when thermals drive air off surrounding ridges. Crowding remains light year-round, averaging 6.0 on the rolling 30-day scale, making this a low-impact destination compared to valley lakes. Late September through early October offers the most stable conditions: calmer winds, warmer air (still cool but more moderate), and post-Labor Day crowds thinning rapidly. Winter access depends on Highway 120 snowpack clearing; some years the road remains closed until May.
Flora Lake suits kayakers and canoeists seeking quiet water without heavy foot traffic, paddlers testing skills in alpine conditions, and backcountry anglers targeting brook and rainbow trout. Swimmers should plan for water temperatures that discourage extended immersion most of the year; wetsuits are standard even in midsummer. Hikers use Flora Lake as a layover point on trans-Sierra routes or day trips from nearby trailheads. The shallow bay on the west shore offers the calmest paddling; the eastern end sees more wind exposure and larger fetch. Camping is available at nearby Forest Service sites; carry water and bear canisters year-round.
Nearby Cathedral Lakes and Tenaya Lake sit within the same Yosemite corridor but are more exposed and busier. May Lake, closer to Yosemite Valley, warms faster and sees more use. Ruby Lake, also in the high Sierra east of the range crest, offers similar isolation but sits higher and colder. For a less demanding alpine paddle with similar solitude, Saddlebag Lake and Lundy Lake on the Mono side are warmer and slightly lower in elevation. Flora Lake's defining advantage is its position in the rain shadow with reliable access once Highway 120 opens, balancing accessibility against the raw exposure and crowds of lower-elevation Sierra lakes.