Sleswick, Ontario Weather
Sleswick, 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 Sleswick in Peel.
Marine forecast and fishing conditions near Sleswick.
Flight conditions near Sleswick. Data source: locating…
Soil conditions, frost risk and crop weather for Sleswick.
About Sleswick, Ontario
Sleswick is a locality in Peel, Ontario, Canada. It is classified as a town. Sleswick is located at 43.9169°N, 79.9311°W. It observes Eastern Time (UTC−5 / −4). Postal code area: L7C.
Sleswick rests within the undulating folds of the Albion Hills, where the land rises to meet a sky that often turns the color of a bruised plum as the sun dips below the horizon. It lies 28.9 km north-north-west of Brampton, ON (from Brampton, ON: bearing 332°T), and is situated 8.1 km north-west of Caledon. The Humber River carves a deliberate path through this terrain, its cold, clear pulse defining the moisture that clings to the valley grasses during the damp, quiet mornings. Beyond the immediate rise of the hills, the presence of Warnock Lake offers a stillness that balances the persistent, low hum of the moving water. The light here has a way of lingering, catching the edges of the high ground and illuminating the deep greens of the vegetation until the shadows finally swallow the day. Settlers once looked to these slopes for the promise of fertile earth, establishing a presence that turned the wild brush into a landscape of managed fields and clearings. Sleswick holds the quiet weight of those early labors, where the local economy grew from the necessity of working with the soil and the timber provided by the surrounding ridges. Today, the pace of life maintains a deliberate focus on the land, favoring the steady work of agriculture and the maintenance of a landscape that demands constant attention. Even as the seasons turn, the character of the place remains fixed in the way the wind behaves against the hills, a persistent reminder of the physical forces that have long dictated how human hands interact with the earth.
Live animated radar for Sleswick 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 | Sleswick, Peel, Ontario |
| Coordinates | 43.916944°N, 79.931111°W |
| Timezone | Eastern Time (UTC−5 / −4) |
| Postal FSA | L7C |
| 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 Sleswick, Ontario Weather Page
This page provides live weather conditions and forecasts for Sleswick, 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 Sleswick includes coordinates 43.916944°N, 79.931111°W, situated in Peel. Postal FSA: L7C. 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.