Portneuf, Quebec Weather

Marine forecast and fishing conditions near Portneuf.

Flight conditions near Portneuf. Data source: locating…

Soil conditions, frost risk and crop weather for Portneuf.

About Portneuf, Quebec

Portneuf is a town in Portneuf; Portneuf, Quebec, Canada. It has a population of approximately 3,329. Portneuf is located at 46.6908°N, 71.8889°W. It observes Eastern Time (UTC−5 / −4). Postal code area: G3M.

Portneuf anchors itself firmly where the Rivière Portneuf meets the expansive St. Lawrence, resting within the distinctive rise of the Coteau de Roche. It lies 11.7 km west of Donnacona, QC (from Donnacona, QC: bearing 280°T), and is situated 12.3 km east of Saint-Marc-des-Carrières. The land here holds a quiet gravity, shaped by the steady pull of the river toward the great estuary, where the light at dusk turns the water into a sheet of hammered silver. Beyond the immediate reach of the shore, the landscape shifts toward the wilder terrain of the Réserve écologique de Pointe-Platon, located just 5 km away, offering a dense, protected stillness that contrasts with the open expanse of the river. Further inland, the terrain climbs and conceals hidden pockets of water like Lac Rosa, situated 13 km distant, and the sudden, thunderous descent of Chutes à Gorry, which lies 14 km from the heart of the settlement. Portneuf carries the weight of a long industrial history, having grown around the power of the water that drives the Rivière Portneuf through its center. The economy has shifted from early milling to more diverse ventures, yet the character of Portneuf remains defined by the persistent flow of the river and the labor of those who live beside it. Life here follows the seasonal turning of the Coteau de Roche, where the air grows sharp and clear as autumn settles over the valley. The local identity is not merely found in its buildings, but in the way the residents acknowledge the proximity of the surrounding forests and the constant, audible presence of the river, which dictates the pace of the day and the quiet endurance of the people.

Portneuf s’étire avec une patience minérale sur les rives du Saint-Laurent, là où le Coteau de Roche incline ses pentes vers les eaux vastes et froides. La Rivière Portneuf serpente à travers ce relief, dessinant des méandres qui ont longtemps dicté le rythme des moulins et la force du travail humain. À quelques kilomètres, la Réserve écologique de Pointe-Platon protège une flore silencieuse, tandis que plus loin, le Lac Rosa et les Chutes à Gorry ponctuent le territoire de leurs présences discrètes, loin du tumulte des grandes routes. L’air, chargé d’une humidité marine, semble conserver la mémoire des gestes anciens, ceux des bâtisseurs qui ont tiré profit de la terre et du courant pour établir Portneuf. Les soirs d’été, lorsque la lumière décline sur le fleuve, le paysage s’immobilise dans une clarté presque liquide, révélant la texture rugueuse des falaises et la persistance des traditions agricoles. Chaque demeure, chaque chemin qui longe le rivage, observe ce mouvement perpétuel des marées qui façonne, sans relâche, l’identité de cette rive. Ici, le quotidien s’accorde à la mesure des éléments, dans une sérénité que seule une terre façonnée par les eaux sait offrir à ceux qui habitent son sol.

Live animated radar for Portneuf 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

About This Portneuf, Quebec Weather Page

This page provides live weather conditions and forecasts for Portneuf, Quebec, 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 Portneuf includes coordinates 46.690808°N, 71.888863°W, situated in Portneuf; Portneuf. Postal FSA: G3M. Telephone area code: 263, 354, 367, 418, 438, 450, 514, 579, 581, 819, 873. 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.