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Nation Valley, Ontario Weather

Nation Valley, 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 Nation Valley in Dundas.

🌡️ 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 Nation Valley.

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

Flight conditions near Nation Valley. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Nation Valley.

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About Nation Valley, Ontario

Nation Valley is a locality in Dundas, Ontario, Canada. It is classified as a village / hamlet. Nation Valley is located at 45.0710°N, 75.2792°W. It observes Eastern Time (UTC−5 / −4). Postal code area: K4R.

Nation Valley unfurls across the landscape as a quiet expanse defined by the steady, persistent presence of the South Nation River. It lies 25.2 km north of Iroquois, ON (from Iroquois, ON: bearing 7°T), and is situated 11.0 km north-north-west of Williamsburg. The land here sits in the shadow of the Kerrs Ridge, where the earth rises with a subtle, deliberate weight that directs the flow of the water toward the horizon. At dusk, the light catches the surface of the South Nation River, turning the moving current into a ribbon of hammered silver that cuts through the dark, cooling fields. The air carries the scent of damp soil and drying stalks, a clean and heavy atmosphere that settles over Nation Valley long before the first stars appear. The history of the land aligns with the agricultural pulse that has sustained the families working these fertile tracts for generations. In Nation Valley, the economy remains rooted in the deliberate labor of the farm, where the cycle of the seasons dictates the pace of every day. People here move with a practical grace, tending to the fields or watching the water, their lives shaped by the reliable turns of the South Nation River. Beyond the reach of the Kerrs Ridge, the stillness of the afternoon is broken only by the low hum of machinery or the distant, sharp call of a bird, grounding the inhabitants in a tradition of work that asks little more of them than patience and a steady hand.

📡 Precipitation Radar

Live animated radar for Nation Valley 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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LocationNation Valley, Dundas, Ontario
Coordinates45.07098°N, 75.27919°W
TimezoneEastern Time (UTC−5 / −4)
Postal FSAK4R
Area Code226, 249, 289, 343, 365, 382, 416, 437, 519, 548, 613, 647, 705, 742, 807, 905
Page generatedJuly 2026
Weather dataOpen-Meteo (open-source), Environment and Climate Change Canada

About This Nation Valley, Ontario Weather Page

This page provides live weather conditions and forecasts for Nation Valley, 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 Nation Valley includes coordinates 45.070980°N, 75.279190°W, situated in Dundas. Postal FSA: K4R. 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.