Rockport Launch
St. Lawrence River · ramp
Rockport Launch
St. Lawrence River · ramp
0.0mChop
Latest model value5kt311
Latest model valueModel forecast
2026-09-05T04:23:31.444Z
Wave Height0.0mModel value
Wind Speed5ktGUSTS 11kt
Air Temp16.9°C
Data SourceModel forecast2026-09-05, 12:23:31 a.m. EDT
24-Hour Wave Forecast
0h
1h
2h
3h
4h
5h
6h
7h
8h
9h
10h
11h
Safety context
Conditions can differ at the ramp and on your route. Check official warnings, local notices, visibility and your boat's operating limits. You are responsible for the launch decision.
Official Forecast
Environment Canada · Kingston to Cornwall
Tonight and Saturday.
Wind
Wind northwest 10 knots becoming light this evening. Wind light Saturday.
Visibility / Precipitation
Scattered showers this evening. Scattered showers Saturday afternoon and evening with a risk of thunderstorms.
Extended Outlook
Sunday
Wind light.
Monday
Wind light.
Tuesday
Wind light.
View full forecast on weather.gc.ca →
Not for navigation. Verify official charts and local conditions.
Technical Logistics
Surfaceconcrete
Lanes1
DockAvailable
ParkingNone
Feefree
SeasonMay–Oct
Accesspublic
Community Photos
Map Satellite View