Grand-Mère, Quebec Weather
Grand-Mère, Quebec — 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 Grand-Mère in Shawinigan; Mauricie.
Marine forecast and fishing conditions near Grand-Mère.
Flight conditions near Grand-Mère. Data source: locating…
Soil conditions, frost risk and crop weather for Grand-Mère.
About Grand-Mère, Quebec
Grand-Mère is a administrative sector in Shawinigan; Mauricie, Quebec, Canada. It is classified as a small locality. Grand-Mère is located at 46.6111°N, 72.7000°W. It observes Eastern Time (UTC−5 / −4). Postal code area: G9T.
Grand-Mère sits cradled by the rugged rise of Mont Georges, its presence defined by the enduring strength of the land and the pull of the Rivière Saint-Maurice. It lies 25.4 km east-north-east of Domaine-du-Lac-Paterson, QC (from Domaine-du-Lac-Paterson, QC: bearing 61°T), and is situated 8.5 km north-north-east of Shawinigan. The water of the Rivière Saint-Maurice moves with a steady, deep-bellied purpose, reflecting the grey-blue light of afternoon as it flows past the slopes of Mont Georges. To the north, the wilder reaches of Parc national du Canada de la Mauricie offer a vast horizon, while Lac Vergne remains a quiet, hidden basin resting just a short distance from the activity of the streets. Here, the air often carries a sharp, clean chill, smelling faintly of damp stone and the distant, resinous scent of pine, grounding the senses in the reality of the Canadian shield. Grand-Mère grew from the push of industry, drawing its vitality from the powerful flow of the river that long ago dictated the shape of local labor. While the thunderous energy of the Chutes de Shawinigan echoes in the memory of the region’s development, the pulse of daily life in Grand-Mère now favors a steadier, more deliberate pace. The legacy of forestry and power production lingers in the architecture and the sturdy character of the buildings, which stand firm against the changing seasons. Evenings settle over the rooftops with a particular stillness, as if the landscape itself pauses to watch the light fade behind the hills, leaving the residents to their own quiet traditions in the shadow of the peaks.
Grand-Mère déploie ses habitations sur les rives escarpées de la Rivière Saint-Maurice, là où le courant semble ralentir sous la garde immuable du Mont Georges. La lumière du crépuscule s'attarde sur les façades, révélant une architecture forgée par l'élan industriel qui a longtemps dicté le rythme des jours. À quelques kilomètres, le Lac Vergne offre une quiétude forestière contrastant avec la puissance des Chutes de Shawinigan, dont le grondement sourd demeure une présence familière pour les résidents. L'héritage ouvrier, lié à l'exploitation forestière et à la force hydraulique, imprègne encore chaque rue, rappelant la ténacité des familles ayant bâti Grand-Mère sur ce terrain accidenté. L'air y est vif, chargé de l'humidité propre aux bassins versants, invitant à la contemplation vers le vaste horizon du Parc national du Canada de la Mauricie qui s'étire au nord. Les habitants circulent avec cette aisance tranquille de ceux qui connaissent le moindre repli de leur sol, entre les pentes boisées et les eaux sombres de la rivière. Ici, la vie se mesure à la patience du bois et à la constance du débit de l'eau, dans une harmonie rigoureuse entre la géographie sauvage et les efforts humains qui ont façonné le paysage.
Live animated radar for Grand-Mère 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 | Grand-Mère, Shawinigan; Mauricie, Quebec |
| Coordinates | 46.611111°N, 72.7°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | G9T |
| Area Code | 263, 354, 367, 418, 438, 450, 514, 579, 581, 819, 873 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), Environment and Climate Change Canada |
About This Grand-Mère, Quebec Weather Page
This page provides live weather conditions and forecasts for Grand-Mère, 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 Grand-Mère includes coordinates 46.611111°N, 72.700000°W, situated in Shawinigan; Mauricie. Postal FSA: G9T. 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.