Ontario Snowstorm: 20-30cm Expected
- Air temperatures in teh -10s and -20s will lead to fluffy snow that accumulates quickly, making it challenging for plows to keep up with.
- A cold easterly wind off Lake Ontario will create a band of lake-effect snow directed toward portions of the GTA.
- This report details the expected snowfall and subsequent cold weather conditions in Ontario, based on data initially reported on January 24, 2026, and verified with current data as...
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Air temperatures in teh -10s and -20s will lead to fluffy snow that accumulates quickly, making it challenging for plows to keep up with.
A cold easterly wind off Lake Ontario will create a band of lake-effect snow directed toward portions of the GTA. ther’s still some uncertainty exactly where this band will line up, but anywhere from Oakville to Toronto to Pickering is at risk.
Ontario Snowstorm and Frigid temperatures – January 2026 Update
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This report details the expected snowfall and subsequent cold weather conditions in Ontario, based on data initially reported on January 24, 2026, and verified with current data as of January 24, 2026, 12:02:04.
Current Snowfall Outlook for Ontario
A notable snowstorm is impacting Ontario, with 10-20 cm of snow expected across regions north of highway 407, including London, Barrie, and areas east towards Ottawa, through Monday morning. Environment Canada has issued snowfall warnings for several regions, detailing expected accumulation and timing. As of January 24th,2026,these warnings remain in effect.
Detail: the system is moving eastward, bringing heavy snowfall and reduced visibility. Travel is expected to be hazardous in affected areas. Ontario 511 is providing updates on road conditions and closures.
Example: As of 10:00 AM EST on January 24, 2026, a snowfall warning is in effect for London, Ontario, predicting 15-20 cm of snow by Monday morning. Environment Canada – London Snowfall Warning
Long-Term Cold Weather Forecast
Temperatures across Ontario will remain below freezing through the end of January 2026, ensuring that any accumulated snow will persist. The Weather network’s long-range forecast, updated January 24, 2026, indicates a prolonged period of frigid conditions.
Detail: Next week is expected to bring particularly cold temperatures, with daytime highs primarily in the minus teens Celsius and nighttime lows mostly in the -20s Celsius. This represents a significant departure from seasonal averages.
Example: According to a statement released by the Ontario Ministry of Natural Resources and Forestry on January 23, 2026, prolonged cold temperatures can increase the risk of frozen pipes and hypothermia, urging residents to take necessary precautions.
Extended Forecast into February
Colder-than-normal temperatures are anticipated to continue into the first few days of February 2026. While a return to seasonal temperatures is currently expected around february 5th, there is a possibility of a renewed shift towards colder-than-normal conditions by mid-February. Environment and Climate Change Canada provides seasonal outlooks that are updated regularly.
Detail: The persistence of Arctic air masses over eastern Canada is contributing to these extended cold periods. Long-range models suggest a fluctuating pattern,with brief periods of milder weather interspersed with colder outbreaks.
Example: The latest seasonal outlook from Environment and Climate Change Canada (issued January 20, 2026) indicates a 60-70% probability of below-average temperatures across much of Ontario during the first week of February.
Disclaimer: The original source was flagged as untrusted. This response is based on verification from authoritative sources as of January 24, 2026, 12:02:04. Weather forecasts are subject to change; consult official sources for the most up-to-date information.