About Fort Amherst Harbour Authority- St. John's (Prosser's Rock)
Welcome to the Fort Amherst Harbour Authority Small Boat Basin Website. We're located in the narrows of beautiful St. John's Harbour, Newfoundland, Canada. Please feel free to contact us for any information you require. Our hours are from 9:00 am to 5:00 pm Monday to Saturday. St. John's (Prosser Rock) Small Boat Basin at Newfoundland and Labrador with address 3 Fort Amherst Road, St. John's t.+1 (709) 687-8266 managed by Fort Amherst Harbour Authority



Facilities
COORDINATES
47.56514 N, -52.68897 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
3m+
Manoeuvrability
Fair
Channel Marking
Fair
Port of Entry
No
Dock Type
Fixed
Style Side To
Yes
Tidal Flow
Beware
Active Winter
Yes
Weather Forecast
Mon
1PM - 5PM
20 July 2026
- SW 12–14 knots. Gusts up to 22 knots.
- 18°C
- SE 1.2m at 6s period
- UV Index: 5 - Moderate
- Sunny
Mon
5PM - 9PM
20 July 2026
- SW 11–14 knots. Gusts up to 21 knots.
- Decreasing from 18 to 14°C
- SE 1.1m at 6s period
- UV Index: 0 - Low
- Sunny
Mon
9PM - 5AM
20 July 2026
- SW 10–12 knots. Gusts up to 23 knots.
- 13°C
- SE 0.9m at 6s period
- UV Index: 0 - Low
- Sunny