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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

Legend

Alert Levels

Warnings / AdvisoriesWatches
Red
Red
Orange
Orange
Yellow
Yellow
Statements
Grey
Weather
No Alerts in effect.
Showing 84 alerts
Ontario
Apsley - Woodview - Northern Peterborough County
Bancroft - Hastings Highlands - Denbigh
Barrie - Collingwood - Hillsdale
Barry's Bay - Killaloe
Bracebridge - Gravenhurst
Brantford - County of Brant
Yellow Warning
Burlington - Oakville
Yellow Warning
Chatham-Kent - Rondeau Park
City of Hamilton
Yellow Warning
City of Toronto
Yellow Warning
Deep River - Whitney - Eastern Algonquin Park
Dryden - Vermilion Bay
Dunnville - Caledonia - Haldimand
Yellow Warning
Fenelon Falls - Balsam Lake Park - Northern Kawartha Lakes
Fort Albany
Fort Frances - Emo - Rainy River
Fort Hope - Lansdowne House - Ogoki
Fraserdale - Pledger Lake
Goderich - Bluewater - Southern Huron County
Guelph - Erin - Southern Wellington County
Haliburton - Minden - Southern Haliburton County
Halton Hills - Milton
Yellow Warning
Hanover - Dundalk - Southern Grey County
Huntsville - Baysville
Innisfil - New Tecumseth - Angus
Kaladar - Bannockburn - Bon Echo Park
Kenora - Grassy Narrows - Whitedog
Kitchener - Cambridge - Region of Waterloo
Lindsay - Southern Kawartha Lakes
Listowel - Milverton - Northern Perth County
London - Parkhill - Eastern Middlesex County
Midland - Coldwater - Orr Lake
Mississauga - Brampton
Yellow Warning
Moosonee
Mount Forest - Arthur - Northern Wellington County
Nakina - Aroland - Pagwa
Newmarket - Georgina - Northern York Region
Niagara Falls - Welland - Southern Niagara Region
Yellow Warning
Orangeville - Grand Valley - Southern Dufferin County
Orillia - Lagoon City - Washago
Owen Sound - Blue Mountains - Northern Grey County
Oxtongue Lake - Fort Irwin - Northern Haliburton County
Petawawa - Pembroke - Cobden
Peterborough City - Lakefield - Southern Peterborough County
Port Carling - Port Severn
Rodney - Shedden - Western Elgin County
Sarnia - Petrolia - Western Lambton County
Saugeen Shores - Kincardine - Southern Bruce County
Seine River Village - Mine Centre
Shelburne - Mansfield - Northern Dufferin County
Simcoe - Delhi - Norfolk
Yellow Warning
Sioux Narrows - Nestor Falls - Morson
St. Catharines - Grimsby - Northern Niagara Region
Yellow Warning
St. Thomas - Aylmer - Eastern Elgin County
Stratford - Mitchell - Southern Perth County
Strathroy - Komoka - Western Middlesex County
Uxbridge - Beaverton - Northern Durham Region
Vaughan - Richmond Hill - Markham
Yellow Warning
Watford - Pinery Park - Eastern Lambton County
Western Algonquin Park - Lake of Two Rivers
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

Find your 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.

MSC Open data

The Meteorological Service of Canada makes weather, climate, water and environmental data available to the private sector, academics, and the general public.

Features

Colour-coded weather alerts

Learn more about weather alerting in Canada

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