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Saint-Isidore-Jonction, Quebec Weather

Saint-Isidore-Jonction, 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 Saint-Isidore-Jonction in Saint-Constant; Roussillon.

🌡️ Current Conditions
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24-Hour Forecast
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Current Conditions Detail
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7-Day Forecast
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ECCC Extended Forecast
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🌊 Marine & Fishing

Marine forecast and fishing conditions near Saint-Isidore-Jonction.

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🎣 Best times to fish today (solunar)
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✈️ Aviation Weather

Flight conditions near Saint-Isidore-Jonction. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Saint-Isidore-Jonction.

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About Saint-Isidore-Jonction, Quebec

Saint-Isidore-Jonction is a railway junction in Saint-Constant; Roussillon, Quebec, Canada. It is classified as a village / hamlet. Saint-Isidore-Jonction is located at 45.3448°N, 73.6446°W. It observes Eastern Time (UTC−5 / −4). Postal code area: H8R.

Saint-Isidore-Jonction rests upon a flat, open expanse in Saint-Constant, where the horizon stretches wide under a sky that shifts from pale morning violet to a deep, heavy indigo by dusk. It lies 19.6 km south-south-west of Montréal, QC (from Montréal, QC: bearing 201°T), and is situated 8.4 km east-south-east of Châteauguay. The land here holds a quiet stillness, occasionally broken by the crisp breeze that carries the scent of damp earth and distant fields toward the St. Lawrence. Nearby, the water of the Rivière Suzanne flows with a deliberate, slow grace, while the land rises slightly toward the Le Tertre, giving the terrain a subtle, grounded presence. During the golden hour, the low light clings to the fields, turning the grasses into a sea of amber that seems to hold the warmth of the day long after the sun has dipped below the edge of the world. History in Saint-Isidore-Jonction remains anchored to the patterns of the rail and the soil, reflecting an evolution from early agricultural roots to a modern, industrious character within Roussillon. Life moves with a steady, pragmatic purpose, yet there is a distinct beauty in the way the local rhythm aligns with the changing seasons. Residents maintain a connection to the broader region, with the natural expanse of Parc national des Îles-de-Boucherville situated to the north and the serene presence of Lac Martin nearby. Further out, the dramatic energy of Chutes Saint-Louis provides a contrast to the calm, level plains that define the immediate surroundings. Whether through the quiet industry of the day or the long, clear shadows cast over the tracks at evening, Saint-Isidore-Jonction retains a character defined by its open space and the enduring influence of its geographic position.

Saint-Isidore-Jonction s'étire avec une humilité tranquille sur les rives du Saint-Laurent, là où la terre semble retenir son souffle avant de céder au vaste horizon bleuté. À proximité du Tertre, le terrain se déploie en plaines fertiles qui rappellent la vocation agricole profonde ayant façonné les premières concessions de la région de Saint-Constant, dans le Roussillon. La lumière du crépuscule y possède une clarté singulière, baignant les champs d'une teinte dorée qui souligne la rigueur des lignes tracées par les générations passées. À sept kilomètres de là, la Rivière Suzanne serpente avec discrétion, tandis que le Lac Martin, situé à quatorze kilomètres, offre un repos visuel aux voyageurs traversant ces terres planes. Plus loin, le grondement lointain des Chutes Saint-Louis, distantes de dix-neuf kilomètres, murmure aux oreilles attentives la puissance des eaux québécoises, et l'on devine, à trente-trois kilomètres, la présence apaisante du Parc national des Îles-de-Boucherville. Saint-Isidore-Jonction conserve ce caractère de terre de passage et de labeur, où le rythme des jours est dicté par le ciel changeant et le vent frais venant du fleuve. Les habitants perpétuent une routine simple, nourrie par le souvenir des ancêtres qui ont défriché ce sol, trouvant dans la constance des horizons une forme de sérénité brute et silencieuse.

📡 Precipitation Radar

Live animated radar for Saint-Isidore-Jonction and surroundings — RainViewer.

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🛰️ Satellite Imagery

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.

NOAA GOES-19 GEOCOLOR — Canada / Northern U.S. sector
🎬 Animated loop 🔍 Higher resolution (1125×560) 🌡️ Infrared (IR) view 🇨🇦 ECCC Satellite Viewer

Source: NOAA/NESDIS GOES-19 · Public domain · Sector code can (Canada / Northern U.S.) · Auto-updates on page reload

🌙 Astronomy
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LocationSaint-Isidore-Jonction, Saint-Constant; Roussillon, Quebec
Coordinates45.344752°N, 73.64461°W
TimezoneEastern Time (UTC−5 / −4)
Postal FSAH8R
Area Code263, 354, 367, 418, 438, 450, 514, 579, 581, 819, 873
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), Environment and Climate Change Canada

About This Saint-Isidore-Jonction, Quebec Weather Page

This page provides live weather conditions and forecasts for Saint-Isidore-Jonction, 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 Saint-Isidore-Jonction includes coordinates 45.344752°N, 73.644610°W, situated in Saint-Constant; Roussillon. Postal FSA: H8R. 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.