About Hi Seas Marina
Hi Seas Marina is full service, family owned business located in Oconto, WI on the western shore of Lake Michigan’s Green Bay. Within easy boating reach of famous Door County, Hi Seas offers a friendly, economical alternative for dockage, service and storage. We pride ourselves on maintaining a family friendly environment focused on supporting all of your boating adventures. There truly is no better place to be than on the water!
Facilities
Electricity
Water
Showers
Toilets
Boatbuilder
PetrolDiesel
Wifi
Sewage
Recycling
Laundry
Food
Supermarket
HauloutCOORDINATES
44.88792 N, -87.84663 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
2 - 3m
Manoeuvrability
Good
Channel Marking
Excellent
VHF Channel
9
Port of Entry
No
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Fri
5AM - 9AM
27 February 2026
SW 5–8 knots. Gusts up to 16 knots.
−4 to 1°C
UV Index: 0 - Low
Partly cloudy
Fri
9AM - 1PM
27 February 2026
- SW 7–13 knots. Gusts up to 21 knots.
- Increasing from 0 to 6°C
- UV Index: 1 - Low
- Mostly fine
Fri
1PM - 5PM
27 February 2026
- SW 10–16 knots. Gusts up to 28 knots.
- 6°C
- UV Index: 0 - Low
- Cloudy