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



Installations
COORDINATES
47.56514 N, -52.68897 E
Port Information
Téléphone
Berth Sizes
< 10m, 10-20m
Profondeur à la marée basse moyenne
3m+
Manœuvrabilité
Fair
Channel Marking
Fair
Port d'entrée
No
Type de quai
Fixed
Style Side To
Yes
Tidal Flow
Beware
Active Winter
Yes
Weather Forecast
Thu
5AM - 9AM
14 May 2026
- W 19 knots decreasing to 15 knots. Gusts up to 30 knots.
- Increasing from 4 to 7°C
- SE 1.5m at 8s period
- UV Index: 0 - Low
- Sunny
Thu
9AM - 1PM
14 May 2026
- W 16 knots decreasing to 13 knots. Gusts up to 26 knots.
- 8 to 11°C
- SE 1.4m at 8s period
- UV Index: 6 - High
- Sunny
Thu
1PM - 5PM
14 May 2026
- W 12–14 knots. Gusts up to 21 knots.
- 10°C
- SE 1.3m at 8s period
- UV Index: 6 - High
- Mostly fine