Gros Cap, Ontario Weather
Gros Cap, Ontario — live current conditions, hourly and 7-day forecasts, ECCC alerts, aviation weather, radar and satellite imagery, marine and fishing conditions with a solunar forecast, soil and crop conditions for Gros Cap in Algoma.
Marine forecast and fishing conditions near Gros Cap.
Flight conditions near Gros Cap. Data source: locating…
Soil conditions, frost risk and crop weather for Gros Cap.
About Gros Cap, Ontario
Gros Cap is a locality in Algoma, Ontario, Canada. It is classified as a village / hamlet. Gros Cap is located at 46.5278°N, 84.5767°W. It observes Eastern Time (UTC−5 / −4). Postal code area: P6C.
Gros Cap stands as a rugged sentinel along the expansive, cool currents of the St. Marys River. It lies 17.9 km west of Sault Ste. Marie, ON (from Sault Ste. Marie, ON: bearing 259°T), and is situated 31.9 km west of Garden River. The air here holds a crisp, persistent edge, carrying the scent of deep water and ancient stone as the light at dusk turns the horizon into a bruised purple. Just a short distance away, the quiet trails of Gros Cap Conservation Area offer a reprieve into the dense, shadowed woods that define this northern edge. While the Big Carp River winds its way through the broader landscape some distance inland, the immediate proximity of the riverbank dominates the sensory experience of the land. The terrain rises with a stubborn, rocky inclination, grounding Gros Cap in a geography that demands attention, where the water’s edge remains the primary theater for the passage of seasons. The history of Gros Cap is anchored in the movement of goods and the quiet persistence of those who worked the shoreline. Industry has historically leaned into the river as a corridor for transport, a tradition that lingers in the way the local economy maintains a respectful, cautious relationship with the water. Life in Gros Cap follows the slow, deliberate turning of the year, marked by the arrival of ice and the eventual, noisy thaw that signals a change in the river’s mood. Residents carry on with a stoic grace, mindful of the vast, shifting presence of the St. Marys River that shapes the boundaries of their daily horizon.
Live animated radar for Gros Cap and surroundings — RainViewer.
NOAA GOES-19 GEOCOLOR — Canada / Northern U.S. sector. Auto-refreshes every 10 minutes on page reload. Frames the whole country from Newfoundland to the BC coast, plus adjacent Pacific and Atlantic storm approaches.
Source: NOAA/NESDIS GOES-19 · Public domain · Sector code can (Canada / Northern U.S.) · Auto-updates on page reload
| Location | Gros Cap, Algoma, Ontario |
| Coordinates | 46.527778°N, 84.576667°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | P6C |
| Area Code | 226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 705, 742, 807, 905 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), Environment and Climate Change Canada |
About This Gros Cap, Ontario Weather Page
This page provides live weather conditions and forecasts for Gros Cap, Ontario, including current conditions, a 24-hour hourly forecast, 7-day outlook, ECCC extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modelled estimate shown when no station is in range), precipitation radar and NOAA GOES satellite imagery. Additional sections may include marine and fishing conditions with a solunar forecast for coastal localities, and soil temperature, crop weather and live Water Survey of Canada river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Gros Cap includes coordinates 46.527778°N, 84.576667°W, situated in Algoma. Postal FSA: P6C. Telephone area code: 226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 705, 742, 807, 905. Timezone: Eastern Time (UTC−5 / −4).
Weather data is sourced from Environment and Climate Change Canada (ECCC) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov, with a modelled estimate used where no nearby reporting station is available. River and stream data is sourced from Water Survey of Canada (WSC) via the ECCC GeoMet realtime hydrometric feed. Marine and solunar data are modelled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-19 and is public domain.