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Map of Yellowstone Lake - Bridge Bay
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IntermediateBoth

Yellowstone Lake - Bridge Bay

Wyoming, United StatesDirections
Open Water suggested1–12 m (3–40 ft) depthBoth entry

Yellowstone Lake - Bridge Bay at a glance

Yellowstone Lake - Bridge Bay is an intermediate both dive site in Wyoming, United States with depths of 1–12.2 m (3–40 ft). Typically most favorable Jan · from 3 years of archive data. Divers commonly see Lake trout, Longnose sucker, and Cutthroat trout. Check the latest conditions and entry details before you go.

No window today· next: tomorrow 8:00–19:00 · favorable

Wind forecast for this hour · 22:00 · run 11 h ago
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Tap a factor for its source and model point

Site hazards: Very high-altitude dive profile; near-freezing water; fragile protected hydrothermal features; remote location; geothermal vents.

Read the full hazards ↓

Dive windows this week

FriNo window

15 kn wind (15 kn wind)

Sat8:00–19:00 favorable

3 kn wind (3 kn wind)

Sun8:00–19:00 favorable

3 kn wind (3 kn wind)

Mon8:00–19:00 favorable

5 kn wind (5 kn wind)

Tue8:00–19:00 favorable

3 kn wind (3 kn wind)

Wed8:00–9:00 favorable, 9:00–10:00 moderate, 15:00–17:00 moderate, 17:00–19:00 favorable

10 kn wind (10 kn wind)

Thu8:00–19:00 favorable

4 kn wind (4 kn wind)

Favorable windowModerate window— no window

Every forecast dive window each day, site-local time, from wind forecasts. Numbers under each bar are daylight averages.

First light 7:17 · Sunrise 7:47 · Sunset 18:24 · some windows run past sunset

Source: Open-Meteo wind · updated 23 Oct, 11:29 GMT-6

Forecast only — always assess conditions on site.

Compare this weekend’s windows near Yellowstone Lake - Bridge Bay

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

Dived here today — did the forecast match?

What Divers Say

Best time: Summer.

Based on community reviews and site data. Conditions vary — always verify before diving.

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

  1. January, 92% of days have historically been favorable, wind has typically been 9 knots, historically most favorable
  2. February, 71% of days have historically been favorable, wind has typically been 12 knots
  3. March, 74% of days have historically been favorable, wind has typically been 11 knots
  4. April, 82% of days have historically been favorable, wind has typically been 11 knots
  5. May, 89% of days have historically been favorable, wind has typically been 9 knots
  6. June, 78% of days have historically been favorable, wind has typically been 11 knots
  7. July, 83% of days have historically been favorable, wind has typically been 11 knots
  8. August, 88% of days have historically been favorable, wind has typically been 10 knots
  9. September, 91% of days have historically been favorable, wind has typically been 10 knots
  10. October, 85% of days have historically been favorable, wind has typically been 11 knots
  11. November, 81% of days have historically been favorable, wind has typically been 11 knots
  12. December, 67% of days have historically been favorable, wind has typically been 11 knots

January has typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life seen at this site

Species noted at this site — not a promise of what you’ll encounter.

Species seen here

Rough labels: “Commonly seen” usually means two or more recorded sightings near this site in public dive logs (GBIF), “Occasionally seen” one; “Seasonal” and “Rarely seen” come from dive-guide research. Not a measured rate.

Fills & rentals nearby

No dive shops mapped within 25 km (16 mi). Know one? Add it to the map.

Data updated June 2026

Site details

The largest body of water in Yellowstone National Park, at about 7,732 feet the largest freshwater lake above 7,000 feet in North America. Guided altitude dives from the shore near Bridge Bay reach 30 to 40 feet, where 20-foot siliceous hydrothermal spires rise from the bottom. Boat access reaches Stevenson Island and the early-1900s E.C. Waters wreck in just a few feet of water, plus dock cribbing near the historic Lake Hotel. Archaeological artifacts are protected and must not be touched, and divers must check in with the Bridge Bay ranger before diving.

boatpinnacleshorewreck

Very high-altitude dive profile; near-freezing water; fragile protected hydrothermal features; remote location; geothermal vents.

Reviews

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