COASTAL GUIDES
Northwestern Ontario · Canada · Lake Superior
Thunder Bay.
The north shore meets the open lake.
A city-level starting point for Thunder Bay weather, Lake Superior marine forecasts, waterfront trails and northern shoreline resources.
For Canadian waters near Thunder Bay, check Environment Canada’s Lake Superior marine warnings. U.S. marine alerts on the main dashboard cover different forecast zones.
LOCAL WEATHER
Thunder Bay-area forecast
Air temperature and wind are city-coordinate weather-model estimates. Waves are marine-model estimates, not observed buoy readings. Water temperature appears only when a recent source is available.
LIVE WEATHER MAP
Thunder Bay radar
City-centered radar visualization. Check official forecasts and warnings.
LAKE CONDITIONS
Marine readings for Thunder Bay and Lake Superior
Station readings may be seasonal. Check each source for availability, location, and observation timestamp.
LOCAL DISCOVERIES
Around Thunder Bay
Thunder Bay marina and waterfront
Explore Prince Arthur’s Landing, marina facilities and boating access.
Sleeping Giant Provincial Park
Explore trails and Lake Superior landscapes.
Thunder Bay visitor guide
Find local attractions and seasonal events.
More Thunder Bay lake resources
Use local sources and official marine forecasts to plan visits safely.
Fort William Historical Park
Explore the region’s fur-trade history, exhibits and seasonal events.
Thunder Bay Museum
Discover the city’s history and the heritage of northwestern Ontario.
Thunder Bay beaches
Find city beaches and seasonal swimming locations.