De Grassi Point Launch

Lake Simcoe · ramp

De Grassi Point Launch

Lake Simcoe · ramp

0.0mChop

Latest model value

8kt20

Latest model value

Model forecast

2026-09-05T11:42:56.624Z

Marina scene at Niagara-on-the-Lake harbour with boats docked and red-roof boathouse

Wave Height0.0mModel value

Wind Speed8ktGUSTS 9kt

Air Temp16.0°C

Data SourceModel forecast2026-09-05, 7:42:56 a.m. EDT

24-Hour Wave Forecast

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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.

Open official marine forecast Transport Canada lifejacket guidance

Official Forecast

Environment Canada · Lake Simcoe

Issued Sep 5, 05:00 EDT

Today Tonight and Sunday.

Wind

Wind north 10 knots becoming variable 10 near noon then becoming northeast 10 early this evening. Wind becoming light Sunday morning.

Visibility / Precipitation

Fog patches dissipating this morning. Fog patches forming overnight and dissipating Sunday morning.

View full forecast on weather.gc.ca →

Not for navigation. Verify official charts and local conditions.

Technical Logistics

Surfaceunverified

Lanes1

DockNone

ParkingNone

FeeFree

Seasonunknown

Accesspublic

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