Mystery Bay State Park
Mystery Bay State Park is a public boat ramp on Mystery Bay near Marrowstone, Washington.
- Discover Pass required
- Restrooms
- Tidal

Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.
At the launch
- Type
- Boat ramp
- Fee
- Discover Pass required
- Car parking
- Yes (unpaved)
- Restrooms
- Pit toilet
- Tidal
- Yes
- Coordinates
- 48.05867, -122.69479
Boating rules
- No-discharge zone: WAC 173-228 bans vessel sewage discharges, whether treated or not, in the No Discharge Zone. It became effective May 10, 2018. · all of Mystery Bay rule
From the boating rules map of Washington Department of Ecology, read October 20, 2026. A map of rules is a guide: the regulation's text and the posted signs govern.
Conditions
- Weather forecast for this launch · National Weather Service
- Tide predictions at Mystery Bay, Marrowstone Island · NOAA, 0.1 mi away
Marine advisories
Advisories in effect load here; without them, see the NWS zone forecast below.
National Weather Service marine zone PZZ134, Admiralty Inlet. Zone forecast: winds, seas, warnings.
Tides
Predicted highs and lows at NOAA's Mystery Bay, Marrowstone Island station, 0.1 mi from this launch, in local time above MLLW. Predictions, not observations: wind and weather move the real tide. Full predictions at NOAA.
| Mon Nov 2 | Low 3:59 am -0.1 ft · High 11:54 am 8.5 ft · Low 7:19 pm 5.3 ft · High 9:47 pm 5.6 ft |
|---|---|
| Tue Nov 3 | Low 5:06 am 0.9 ft · High 12:34 pm 8.4 ft · Low 7:52 pm 4.1 ft · High 11:49 pm 5.4 ft |
| Wed Nov 4 | Low 6:11 am 2.0 ft · High 1:08 pm 8.4 ft · Low 8:21 pm 2.8 ft |
| Thu Nov 5 | High 1:38 am 5.7 ft · Low 7:11 am 3.0 ft · High 1:35 pm 8.3 ft · Low 8:48 pm 1.6 ft |
| Fri Nov 6 | High 2:58 am 6.4 ft · Low 8:06 am 4.1 ft · High 1:57 pm 8.2 ft · Low 9:14 pm 0.5 ft |
| Sat Nov 7 | High 4:02 am 7.1 ft · Low 8:56 am 5.0 ft · High 2:16 pm 8.1 ft · Low 9:42 pm -0.4 ft |
| Sun Nov 8 | High 4:55 am 7.8 ft · Low 9:45 am 5.8 ft · High 2:34 pm 7.9 ft · Low 10:10 pm -1.1 ft |
On Mystery Bay
Bay in Washington. All launches on Mystery Bay.
Community
Where people who use Mystery Bay talk about it.
Nearby launches
- Hadlock Lions Park · 2.4 mi · Port Townsend Canal
- Fort Flagler Boat Launch · 2.7 mi · Kilisut Harbor
- Cascade Marine Trail Landing · 2.9 mi · Port Townsend
- Hadlock Boat Launch · 3.2 mi · Port Townsend
- Kayak rack for Cascade Marine Trail · 3.4 mi · Oak Bay
- Bush Point Boat Launch · 4.6 mi · Admiralty Inlet
Sources
- Washington Ecology Shoreline Public Access sites with a boat launch (Puget Sound and the coast) record WS07010 · Washington Department of Ecology, Category 1 public information; use of Ecology data with credit to Ecology and a link to the data page; commercial and political use prohibited
- OpenStreetMap w1410437531 © OpenStreetMap contributors, ODbL
Why it is listed as public: listed by Washington Ecology Shoreline Public Access sites with a boat launch (Puget Sound and the coast). Something wrong, or is this launch private? Send a correction; it goes to a person.