Language selection

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.

Please note that the browser or operating system used on your device is no longer supported. Content may be missing or not displayed as expected, it is best to use the latest version of Edge, Firefox, Safari or Chrome.

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 85 alerts
Ontario
Apsley - Woodview - Northern Peterborough County
Bancroft - Hastings Highlands - Denbigh
Barrie - Collingwood - Hillsdale
Belleville - Quinte West - Eastern Northumberland County
Bracebridge - Gravenhurst
Brantford - County of Brant
Brockville - Prescott
Chapleau - Missinaibi Lake
Chatham-Kent - Rondeau Park
Cobourg - Colborne - Western Northumberland County
Cornwall - Lancaster
Dunnville - Caledonia - Haldimand
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes
Fraserdale - Pledger Lake
Gananoque - Mallorytown
Goderich - Bluewater - Southern Huron County
Guelph - Erin - Southern Wellington County
Haliburton - Minden - Southern Haliburton County
Hanover - Dundalk - Southern Grey County
Innisfil - New Tecumseth - Angus
Kaladar - Bannockburn - Bon Echo Park
Kapuskasing - Hearst - Smooth Rock Falls
Kingston - Odessa - Frontenac Islands
Kirkland Lake - Englehart
Kitchener - Cambridge - Region of Waterloo
Lindsay - Southern Kawartha Lakes
Listowel - Milverton - Northern Perth County
Little Abitibi - Kesagami Lake
London - Parkhill - Eastern Middlesex County
Maxville - Alexandria
Merrickville-Wolford - Kemptville
Midland - Coldwater - Orr Lake
Morrisburg - Long Sault
Mount Forest - Arthur - Northern Wellington County
Napanee - Consecon
Newmarket - Georgina - Northern York Region
Niagara Falls - Welland - Southern Niagara Region
Orangeville - Grand Valley - Southern Dufferin County
Orillia - Lagoon City - Washago
Ottawa North - Kanata - Orléans
Ottawa South - Richmond - Metcalfe
Owen Sound - Blue Mountains - Northern Grey County
Peterborough City - Lakefield - Southern Peterborough County
Pickering - Oshawa - Southern Durham Region
Picton - Sandbanks Park
Plevna - Sharbot Lake - Western Lanark County
Port Carling - Port Severn
Prescott and Russell
Rodney - Shedden - Western Elgin County
Sarnia - Petrolia - Western Lambton County
Saugeen Shores - Kincardine - Southern Bruce County
Shelburne - Mansfield - Northern Dufferin County
Simcoe - Delhi - Norfolk
Smiths Falls - Perth - Eastern Lanark County
St. Catharines - Grimsby - Northern Niagara Region
St. Thomas - Aylmer - Eastern Elgin County
Stirling - Tweed - Madoc
Stratford - Mitchell - Southern Perth County
Strathroy - Komoka - Western Middlesex County
Tamworth - Sydenham - South Frontenac
Timmins - Cochrane - Iroquois Falls
Uxbridge - Beaverton - Northern Durham Region
Vaughan - Richmond Hill - Markham
Watford - Pinery Park - Eastern Lambton County
Westport - Charleston Lake
Winchester - Newington
Windsor - Leamington - Essex County
Wingham - Blyth - Northern Huron County
Woodstock - Tillsonburg - Oxford County

Weather

Latest hourly and 7-day weather forecasts for locations across Canada. Plus view local radar and satellite imagery.

Satellite

Jet Stream

Use Current Location

Alerts

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

Hurricane

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.

Features

New Predicting and Alerting Coastal Flooding Program

Find out about coastal flooding coverage, forecasts and warnings in your region

Date modified: