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Alder, Ontario Weather

Alder, 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 Alder in York.

🌡️ 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 Alder.

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

Flight conditions near Alder. Data source: locating…

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🚜 Agricultural Weather

Soil conditions, frost risk and crop weather for Alder.

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About Alder, Ontario

Alder is a locality in York, Ontario, Canada. It is classified as a small locality. Alder is located at 44.1836°N, 79.3837°W. It observes Eastern Time (UTC−5 / −4). Postal code area: L4P.

Alder rests upon a landscape defined by the quiet persistence of the Black River as it carves through the surrounding terrain. It lies 15.2 km north-north-east of Newmarket, ON (from Newmarket, ON: bearing 23°T), and is situated 11.8 km south-south-west of Georgina. The earth here leans toward the elevation of Little Hell Hill, creating a subtle contrast between the low-lying moisture near the water and the rising, steady reach of the higher ground. At dusk, the light catches the reeds along the banks, casting long, bruised shadows that stretch across the fields until the distinction between land and sky softens into a singular, cooling indigo. This is a country of deep-rooted growth, where the air holds the scent of damp soil and the persistent, metallic tang of the nearby riverbed. The life of Alder has long followed the slow, deliberate turn of the seasons, shaped by the practical needs of those who work the land and navigate the proximity of the Black River. While the expanse of Parc urbain national du Canada de la Rouge lies some distance away, the quietude of the immediate surroundings suggests a more intimate, solitary scale. Residents often look toward the northern horizon, mindful that Joseph's Lake waits well beyond the familiar horizon line, marking a further reach of the wilderness. Alder carries itself with a steady, pragmatic grace, the kind found in a place where the day-to-day work of maintaining a home and livelihood remains the primary focus, leaving little room for the clamor of the outside world.

📡 Precipitation Radar

Live animated radar for Alder 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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LocationAlder, York, Ontario
Coordinates44.18363°N, 79.38373°W
TimezoneEastern Time (UTC−5 / −4)
Postal FSAL4P
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 Alder, Ontario Weather Page

This page provides live weather conditions and forecasts for Alder, 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 Alder includes coordinates 44.183630°N, 79.383730°W, situated in York. Postal FSA: L4P. 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.