Nepean, Ontario Weather
Nepean, 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 Nepean in Carleton.
Marine forecast and fishing conditions near Nepean.
Flight conditions near Nepean. Data source: locating…
Soil conditions, frost risk and crop weather for Nepean.
About Nepean, Ontario
Nepean is a community in Carleton, Ontario, Canada. It is classified as a small locality. Nepean is located at 45.2775°N, 75.7731°W. It observes Eastern Time (UTC−5 / −4). Postal code area: K2J.
Nepean rests upon the quiet, deliberate earth of Carleton, where the horizon holds a persistent, watchful clarity. It lies 16.0 km west-south-west of Ottawa, ON (from Ottawa, ON: bearing 247°T), and is situated 11.6 km east-south-east of Kanata. The landscape here unfolds with a steady composure, marked by the movement of the Jock River as it carves a slow path through the terrain near the rise of Nanny Goat Hill. At dusk, the light catches the limestone-inflected soil, turning the fields a bruised, burnished gold that lingers long after the sun has dipped below the tree line. Mud Lake sits eleven kilometers away in the quiet distance, while the cascading movement of Prince of Wales Falls remains twelve kilometers from these central reaches, defining the outer edges of a geography that favors patience over drama. The character of Nepean emerged from a legacy of agricultural endurance, where the labor of early settlers transformed the flat, demanding fields into a foundation for modern growth. Today, the economy balances this heritage with the professional pulse of a modern hub, hosting institutions like Algonquin College that bring a constant, youthful energy to the local streets. Families and commuters move through their days with a focus that honors the practical origins of the region, yet there is a distinct beauty in the way the frost settles on the Jock River each autumn. This endurance of spirit and industry defines Nepean, grounding its residents in a space that manages to feel both vast and intimately known.
Live animated radar for Nepean 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 | Nepean, Carleton, Ontario |
| Coordinates | 45.2775°N, 75.773056°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | K2J |
| 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 Nepean, Ontario Weather Page
This page provides live weather conditions and forecasts for Nepean, 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 Nepean includes coordinates 45.277500°N, 75.773056°W, situated in Carleton. Postal FSA: K2J. 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.