Jantzen Bay Marina
Columbia (Astoria, Ilwaco, Longview, Portland) · USA
Plan route from Jantzen Bay MarinaShow on map
Jantzen Bay Marina is a harbour in the Columbia (Astoria, Ilwaco, Longview, Portland) cruising area, USA. The water depth in the harbour is about 3.5 m. Facilities on site: Toilets, Diesel, Restaurant, Groceries. The nearest harbour by water is Hayden Bay Marina (0.4 nm). With Sailseer you can plan passages from here with weather from nine models, tides, currents and bridge times.
Harbour info
Water depth: Harbour 3.5 m
Depth source: EMODnet (estimate)
Location: 45° 36,49' N 122° 40,66' W
From OpenStreetMap (way/421424412). Operator: Columbia Crossings. Depth 3.5 m estimated off the entrance from the EMODnet model, not guaranteed.
Facilities
ToiletsDieselRestaurantGroceries
10-day outlook
| Day | Wind kn | Gusts kn | from | Waves | Weather | |
|---|---|---|---|---|---|---|
| loading … | ||||||
Strongest wind and gust per day, mean of ECMWF and GFS; from day six only a trend. Hourly forecast, models and warnings on the map
Nearest harbours by water
- Hayden Bay Marina 0.4 nm E · Plan route
- McCuddy's Hayden Island Moorage 0.6 nm E · Plan route
- Blue Heron Landing 0.6 nm NW · Plan route
- Columbia River Yacht Club 0.8 nm E · Plan route
- Sundance Marina 0.9 nm E · Plan route
- Tomahawk Bay Marina 1 nm E · Plan route
Bridges and locks nearby
- Interstate Bridge (I-5) Bascule bridge · 1.6 km
- BNSF Fallbridge Subdivision Bascule bridge · 2.1 km
- BNSF Fallbridge Subdivision Bascule bridge · 6.4 km
Webcams nearby
Links only, the page does not check whether a camera is currently working.
Harbour guides and charts
- OpenSeaMap Chart with buoys, lights and harbour details
- OpenStreetMap Map with paths, shops and addresses ashore
- Google Maps Satellite view, Street View, opening hours ashore
- Windy Webcams Webcams nearby
- Navily Photos, reviews, prices and berth booking
- noforeignland Anchorages, services and reports from cruising sailors
Rules and formalities
Frequently asked questions
How deep is the water at Jantzen Bay Marina?
The water depth in the harbour is about 3.5 m. Source of the depth: EMODnet (estimate). Always rely on the chart and the echo sounder.
Is there diesel at Jantzen Bay Marina?
Yes, according to the harbour data there is diesel at Jantzen Bay Marina.
What facilities does Jantzen Bay Marina have?
Facilities on site: Toilets, Diesel, Restaurant, Groceries.
Which harbours are near Jantzen Bay Marina?
By water: Hayden Bay Marina (0.4 nm), McCuddy's Hayden Island Moorage (0.6 nm), Blue Heron Landing (0.6 nm), Columbia River Yacht Club (0.8 nm), Sundance Marina (0.9 nm), Tomahawk Bay Marina (1 nm).
What is the weather like in Jantzen Bay Marina?
For Jantzen Bay Marina, Sailseer shows the 10-day outlook from ECMWF and GFS and, on the map, the hourly forecast from nine models with official warnings and measured wind.
Sources: OpenStreetMap way/421424412, OpenStreetMap (harbour services) (as of 2026-10-21) Location and facilities partly from OpenStreetMap (© OpenStreetMap contributors, ODbL).