Deep River, Ontario Weather
Deep River, 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 for Deep River in Renfrew.
Marine forecast and fishing conditions near Deep River.
Flight conditions near Deep River. Data source: locating…
About Deep River, Ontario
Deep River is a town in Renfrew, Ontario, Canada. It has a population of approximately 4,175. Deep River is located at 46.0503°N, 77.4178°W. It observes Eastern Time (UTC−5 / −4). Postal code area: K8H.
Deep River rests upon the northern edge of a granite spine, holding its ground against the wide, quiet expanse of Lower Allumette Lake. It lies 21.0 km north-north-west of Petawawa, ON (from Petawawa, ON: bearing 327°T), and is situated 4.5 km north-east of Chalk River. The water here possesses a profound clarity, reflecting the sky with a mirror-like stillness that makes the horizon seem like a fold in the world. Highview Tower Hill rises behind the shoreline, a sentinel of rock and pine that watches over the Ottawa River as it gathers its strength to push eastward. The air carries a crisp, mineral edge, sharpened by the vast northern reach of the water and the deep, hushed corridors of the surrounding woods. Near the Réserve écologique du Ruisseau-de-l'Indien, the land maintains a wild, undisturbed composure, where the shift of seasons marks the only true calendar. Deep River emerged from the quietude of the forest to serve as a purposeful hub for scientific and engineering enterprise, its growth tied inextricably to the evolution of the nearby laboratories. The economy of Deep River continues to draw its vitality from these specialized pursuits, fostering a population of researchers, thinkers, and those who thrive in a landscape that rewards intellectual rigour. Amidst the hum of technical industry, the residents maintain a steady commitment to the stewardship of the Ottawa River, ensuring that the development of the region does not diminish the integrity of the natural shoreline. This intersection of human ingenuity and raw, rugged geology defines the intent behind every street and structure. Life in Deep River carries a deliberate quality, defined by residents who find beauty in the long, violet shadows that stretch across the parklands as the sun retreats behind Highview Tower Hill. The cultural character of Deep River leans toward the thoughtful and the curious, manifesting in a quiet pride for the natural surroundings and a communal appreciation for the outdoors. During the summer, the shoreline of Lower Allumette Lake becomes a focal point for those seeking the cooling influence of the water, which holds the light long after the day has turned. Through the changing leaves and the deep snows, the people of Deep River remain focused on a singular, quiet existence, content to live where the forest meets the current.
Live animated radar for Deep River 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 | Deep River, Renfrew, Ontario |
| Coordinates | 46.050278°N, 77.417778°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | K8H |
| 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 Deep River, Ontario Weather Page
This page provides live weather conditions and forecasts for Deep River, 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 Deep River includes coordinates 46.050278°N, 77.417778°W, situated in Renfrew. Postal FSA: K8H. 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.