Port Nelson, Ontario Weather
Port Nelson, 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 Port Nelson in Halton.
Marine forecast and fishing conditions near Port Nelson.
Flight conditions near Port Nelson. Data source: locating…
Soil conditions, frost risk and crop weather for Port Nelson.
About Port Nelson, Ontario
Port Nelson is a urban community in Halton, Ontario, Canada. It is classified as a small locality. Port Nelson is located at 43.3450°N, 79.7694°W. It observes Eastern Time (UTC−5 / −4). Postal code area: L7N.
Port Nelson rests firmly upon the northern shore of Lake Ontario, where the horizon dissolves into a seamless blend of water and sky. It lies 12.6 km north-north-east of Hamilton, ON (from Hamilton, ON: bearing 28°T), and is situated 4.6 km south-east of Burlington. The land here rises toward the nearby Burlington Heights, creating a subtle elevation that catches the cooling winds sweeping off the lake. On clear evenings, the light catches the surface of Lake Ontario with a metallic sheen, turning the water into a vast, shifting mirror that reflects the changing temperaments of the clouds. Beyond the immediate shoreline, the terrain holds a quiet gravity, shaped by the proximity of the water and the gentle slopes that define the local geography. History clings to the edges of Port Nelson, reflecting a past rooted in transit and the industrious movement of goods along the lakefront. While the Welland River lies 23 km away and the hidden cascade of Borer's Falls remains 15 km distant, the identity of Port Nelson stays anchored to its own immediate waterfront and the practical demands of its early commercial life. The economy here has shifted from those initial maritime foundations to a modern residential character, yet the air retains a slight salt-tide sharpness that persists regardless of the season. People move through their days with a steady awareness of the lake, acknowledging the presence of the water as a constant, quiet companion that influences the pace of life.
Live animated radar for Port Nelson 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 | Port Nelson, Halton, Ontario |
| Coordinates | 43.345°N, 79.769444°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | L7N |
| 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 Port Nelson, Ontario Weather Page
This page provides live weather conditions and forecasts for Port Nelson, 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 Port Nelson includes coordinates 43.345000°N, 79.769444°W, situated in Halton. Postal FSA: L7N. 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.