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Weather Information

Use this site to access weather information as layers on an interactive map. An alert table is available below for an alternative view of all active alerts. Learn more about the layers.

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Weather Alerts for Canada

This table displays all active alerts for Canada, with the ability to view alerts by province or territory and searching by alert name, alert type or forecast location.

Select a province, territory or national view

Result forOntarioNational view

Weather
No Alerts in effect.
Showing 160 alerts
Ontario
Agawa - Lake Superior Park
Apsley - Woodview - Northern Peterborough County
Armstrong - Auden - Wabakimi Park
Atikokan - Shebandowan - Quetico Park
Bancroft - Hastings Highlands - Denbigh
Barry's Bay - Killaloe
Bayfield Inlet - Dunchurch
Beardmore - Jellicoe - Macdiarmid
Belleville - Quinte West - Eastern Northumberland County
Brantford - County of Brant
Brockville - Prescott
Bruce Peninsula - Sauble Beach - Tobermory
Burlington - Oakville
Chapleau - Missinaibi Lake
Chatham-Kent - Rondeau Park
City of Thunder Bay
Cloud Bay - Dorion
Cobourg - Colborne - Western Northumberland County
Cornwall - Lancaster
Deep River - Whitney - Eastern Algonquin Park
Dryden - Vermilion Bay
Dunnville - Caledonia - Haldimand
Ear Falls - Perrault Falls - Western Lac Seul
Elliot Lake - Ranger Lake
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes
Fort Frances - Emo - Rainy River
Fraserdale - Pledger Lake
Geraldton - Longlac - Caramat
Goderich - Bluewater - Southern Huron County
Guelph - Erin - Southern Wellington County
Gull Bay - Black Sturgeon Lake
Haliburton - Minden - Southern Haliburton County
Halton Hills - Milton
Hanover - Dundalk - Southern Grey County
Ignace - English River
Kakabeka Falls - Whitefish Lake - Arrow Lake
Kapuskasing - Hearst - Smooth Rock Falls
Kenora - Grassy Narrows - Whitedog
Kirkland Lake - Englehart
Kitchener - Cambridge - Region of Waterloo
Listowel - Milverton - Northern Perth County
Little Abitibi - Kesagami Lake
London - Parkhill - Eastern Middlesex County
Manitouwadge - Hornepayne
Marathon - Schreiber
Maxville - Alexandria
Merrickville-Wolford - Kemptville
Mississauga - Brampton
Morrisburg - Long Sault
Mount Forest - Arthur - Northern Wellington County
Nakina - Aroland - Pagwa
Newmarket - Georgina - Northern York Region
Niagara Falls - Welland - Southern Niagara Region
Nipigon - Rossport
North Bay - Powassan - Mattawa
Orangeville - Grand Valley - Southern Dufferin County
Ottawa North - Kanata - Orléans
Ottawa South - Richmond - Metcalfe
Owen Sound - Blue Mountains - Northern Grey County
Oxtongue Lake - Fort Irwin - Northern Haliburton County
Petawawa - Pembroke - Cobden
Peterborough City - Lakefield - Southern Peterborough County
Pickering - Oshawa - Southern Durham Region
Plevna - Sharbot Lake - Western Lanark County
Prescott and Russell
Red Lake - Woodland Caribou Park
Renfrew - Arnprior - Calabogie
Rodney - Shedden - Western Elgin County
Sarnia - Petrolia - Western Lambton County
Saugeen Shores - Kincardine - Southern Bruce County
Savant Lake - Sturgeon Lake
Searchmont - Montreal River Harbour - Batchawana Bay
Seine River Village - Mine Centre
Shelburne - Mansfield - Northern Dufferin County
Simcoe - Delhi - Norfolk
Sioux Lookout - Eastern Lac Seul
Sioux Narrows - Nestor Falls - Morson
Smiths Falls - Perth - Eastern Lanark County
South River - Burk's Falls
St. Catharines - Grimsby - Northern Niagara Region
St. Thomas - Aylmer - Eastern Elgin County
Stratford - Mitchell - Southern Perth County
Strathroy - Komoka - Western Middlesex County
Temiskaming Shores - Temagami
Timmins - Cochrane - Iroquois Falls
Town of Parry Sound - Rosseau - Killbear Park
Uxbridge - Beaverton - Northern Durham Region
Vaughan - Richmond Hill - Markham
Watford - Pinery Park - Eastern Lambton County
Wawa - Pukaskwa Park
West Nipissing - French River
Western Algonquin Park - Lake of Two Rivers
White River - Dubreuilville
Winchester - Newington
Windsor - Leamington - Essex County
Wingham - Blyth - Northern Huron County
Woodstock - Tillsonburg - Oxford County

Weather

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Alerts

Weather alerts 24/7 from Environment and Climate Change Canada, your authoritative source. Track lightning and hurricanes using our maps.

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Marine

The latest alerts and forecasts for marine, sea state and ice conditions for regions across Canada.

Air Quality

Find the latest local air quality forecasts and information.

Analyses and Modelling

Access environmental analysis and model data for different time horizons and application areas as well as geospatial web services.

Past Weather

Canadians and weather sensitive economic sectors can access past weather data, climate normals, historical radar, and climate data.

About Weather

Learn about weather events, health, safety, forecasting tools and services.

Weatheradio stations

Canadian Centre for Climate Services

The Canadian Centre for Climate Services provides Canadians with the information and support they need to understand and reduce the risks from climate change.

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