Yellow Advisory - Fog

ECCC Toronto ON · CA

Updated

This event was updated at 2026-11-11 14:49:52 UTC.

English

Yellow Advisory - Fog - In Effect

Event: Fog
Issued: 2026-11-11 13:47:40 UTC
Onset: 2026-11-11 13:45:00 UTC
Message expires: 2026-11-11 17:01:40 UTC
Expected end: 2026-11-11 15:00:00 UTC
Category: Meteorological
Urgency: Future
Severity: Moderate
Certainty: Likely
Response: Monitor

Description

Details

Near-zero visibility in fog continues over some areas. Fog patches will dissipate later this morning.

Impacts and guidance

Visibility will likely be suddenly reduced at times. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to [email protected] or post reports on social media using #ONStorm.

Instructions

Be prepared for areas of near-zero visibility and allow extra time to reach your destination.

Affected areas

Mount Forest - Arthur - Northern Wellington County
Guelph - Erin - Southern Wellington County
Kitchener - Cambridge - Region of Waterloo

Public contact

Issuer: Environment Canada
Audience: General Public
Website: https://weather.gc.ca/

French

Avis Jaune - Brouillard - En Vigueur

Event: Brouillard
Onset: 2026-11-11 13:45:00 UTC
Message expires: 2026-11-11 17:01:40 UTC
Expected end: 2026-11-11 15:00:00 UTC
Category: Meteorological
Urgency: Future
Severity: Moderate
Certainty: Likely
Response: Monitor

Description

Détails

La visibilité demeure presque nulle par endroits dans le brouillard. Les bancs de brouillard se dissiperont plus tard ce matin.

Impacts et conseils

Une visibilité soudainement réduite par moments est à prévoir. Veuillez continuer à surveiller les alertes et les prévisions émises par Environnement Canada. Pour signaler du temps violent, envoyez un courriel à [email protected] ou publiez un message sur les réseaux sociaux en utilisant #ONMeteo.

Instructions

Soyez prêts à composer avec des zones où la visibilité est quasi nulle et prévoyez plus de temps pour vous rendre à destination.

Affected areas

Mount Forest - Arthur - comté de Wellington Nord
Guelph - Erin - comté de Wellington Sud
Kitchener - Cambridge - région de Waterloo

Public contact

Issuer: Environnement Canada
Audience: Grand Public
Website: https://meteo.gc.ca/

Message record

Received: 2026-11-11 13:49:24 UTC
Issue to receipt: ~1m44s
CAP status: Actual
CAP message type: Update
Lifecycle: Updated
Source: NAADS
Feed: NAADS Oakville
Recovered: No

CAP routing and identity

ULID: 01M75DXNW72AB1M0F4ZYQREQBJ
Identifier: urn:oid:2.49.0.1.124.0283196296.2026
Sender: [email protected]
Scope: Public
CAP source: Env. Can. - Can. Met. Ctr. – Montréal
Handling codes: profile:CAP-CP:0.4
layer:SOREM:1.0
layer:EC-MSC-SMC:1.0
layer:EC-MSC-SMC:1.1
layer:SOREM:2.0
Note: Service Notice – October 2026: The Environment and Climate Change Canada (ECCC) CAP Service undergoes changes from time to time as the business of alerting evolves. For Fall 2026, changes are expected to include... 1) Coastal flooding alerts will start to be issued in Northern Ontario (along the Hudson Bay/James Bay coast) and in Northern Quebec, 2) Time zones will be updated for Yukon, British Columbia, Alberta, Manitoba and Northwest Territories following the changes that are happening in Western Canada, 3) A new parameter will be available to represent the risk-colour of the alert in its previous state, 4) The event values are updated for the following alert types: Tropical Cyclone Statement, Marine Weather Advisory, Coastal Flooding Warning, and Coastal Flooding Statement, 5) the ECCC Signature Certificate of the CAP posted in Pelmorex NAADS feed is getting an update by end of November, 2026 and 6) other minor improvements and corrections. For more information on these changes: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/[email protected]/ | Notification de service – octobre 2026: Le service du PAC d’Environnement et Changement climatique Canada (ECCC) subit périodiquement des changements à mesure que le système d’alerte évolue. Pour l’automne 2026, il y aura des changements incluant... 1) Des alertes de submersion côtière commenceront à être émises dans le nord de l’Ontario (le long des côtes de la baie d’Hudson et de la baie James) ainsi que dans le nord du Québec, 2) Les fuseaux horaires seront mis à jour pour le Yukon, la Colombie-Britannique, l’Alberta, le Manitoba et les Territoires du Nord-Ouest afin de tenir compte des changements qui ont lieu dans l’Ouest canadien, 3) Un nouveau paramètre sera disponible afin de représenter la couleur de risque de l’alerte dans son état précédent, 4) Les valeurs d’événement seront mises à jour pour les types d’alertes suivants : bulletin sur les cyclones tropicaux, avis météorologique maritime, avertissement de submersion côtière et bulletin de submersion côtière, 5) Le certificat de signature d’ECCC pour le PAC, publié dans le flux NAADS de Pelmorex, sera mis à jour d’ici la fin novembre 2026 et 6) d’autres améliorations et corrections mineures. Pour plus d’informations sur ces changements: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/[email protected]/
Issuing office: Ontario Storm Prediction Centre (CWTO)

References

Identifier: urn:oid:2.49.0.1.124.3453992390.2026
Sender: [email protected]
Sent: 2026-11-11 11:08:17 UTC

Identifier: urn:oid:2.49.0.1.124.0650158102.2026
Sender: [email protected]
Sent: 2026-11-11 11:19:35 UTC

English

Event codes

Name	Value
profile:CAP-CP:Event:0.4	other

Parameters

Name	Value
layer:EC-MSC-SMC:1.0:Alert_Type	advisory
layer:EC-MSC-SMC:1.0:Broadcast_Intrusive	no
layer:SOREM:1.0:Broadcast_Immediately	No
layer:EC-MSC-SMC:1.1:Parent_URI	msc/alert/environment/hazard/alert-3.0-ascii/consolidated-xml-2.0/20261111134553847/WZ_86_87_CWTO/FGA/95710648592594687202611110503_WZ_86_87_CWTO/actual/en_proper_complete_c-fr_proper_complete_c/NinJo
layer:EC-MSC-SMC:1.1:CAP_count	A:24699 M:126475 C:145799
layer:EC-MSC-SMC:1.0:Alert_Location_Status	active
layer:EC-MSC-SMC:1.0:Alert_Name	yellow advisory - fog
layer:EC-MSC-SMC:1.0:Alert_Coverage	Southern Ontario
layer:EC-MSC-SMC:1.1:Designation_Code	WZ_86_87_CWTO
layer:SOREM:2.0:WirelessImmediate	No
layer:EC-MSC-SMC:1.1:Alert_Location_Status	active
layer:EC-MSC-SMC:1.1:Event_End_Time	2026-11-11T15:00:00.000Z
layer:EC-MSC-SMC:1.1:MSC_Risk_Tiered_Ranking	8
layer:EC-MSC-SMC:1.1:MSC_Impact	moderate
layer:EC-MSC-SMC:1.1:MSC_Confidence	high
layer:EC-MSC-SMC:1.1:Colour	yellow
layer:EC-MSC-SMC:1.1:Previous_Colour	yellow

French

Event codes

Name	Value
profile:CAP-CP:Event:0.4	other

Parameters

Name	Value
layer:EC-MSC-SMC:1.0:Alert_Type	advisory
layer:EC-MSC-SMC:1.0:Broadcast_Intrusive	no
layer:SOREM:1.0:Broadcast_Immediately	No
layer:EC-MSC-SMC:1.1:Parent_URI	msc/alert/environment/hazard/alert-3.0-ascii/consolidated-xml-2.0/20261111134553847/WZ_86_87_CWTO/FGA/95710648592594687202611110503_WZ_86_87_CWTO/actual/en_proper_complete_c-fr_proper_complete_c/NinJo
layer:EC-MSC-SMC:1.1:CAP_count	A:24699 M:126475 C:145799
layer:EC-MSC-SMC:1.0:Alert_Location_Status	active
layer:EC-MSC-SMC:1.0:Alert_Name	avis jaune - brouillard
layer:EC-MSC-SMC:1.0:Alert_Coverage	sud de l'Ontario
layer:EC-MSC-SMC:1.1:Designation_Code	WZ_86_87_CWTO
layer:SOREM:2.0:WirelessImmediate	No
layer:EC-MSC-SMC:1.1:Alert_Location_Status	active
layer:EC-MSC-SMC:1.1:Event_End_Time	2026-11-11T15:00:00.000Z
layer:EC-MSC-SMC:1.1:MSC_Risk_Tiered_Ranking	8
layer:EC-MSC-SMC:1.1:MSC_Impact	modéré
layer:EC-MSC-SMC:1.1:MSC_Confidence	élevée
layer:EC-MSC-SMC:1.1:Colour	jaune
layer:EC-MSC-SMC:1.1:Previous_Colour	jaune

Locations

English

Location data

Mount Forest - Arthur - Northern Wellington County

Name	Value
layer:EC-MSC-SMC:1.0:CLC	046410
profile:CAP-CP:Location:0.3	3522010
profile:CAP-CP:Location:0.3	3523025
profile:CAP-CP:Location:0.3	3523033
profile:CAP-CP:Location:0.3	3523043
profile:CAP-CP:Location:0.3	3523050

Polygons: 44.0171,-80.4276 43.9534,-80.4145 43.9624,-80.3978 43.9549,-80.3938 43.9218,-80.4023 43.8531,-80.3943 43.7561,-80.2499 43.692,-80.5511 43.6577,-80.598 43.5883,-80.6062 43.6483,-80.7543 43.6744,-80.8235 43.6991,-80.8736 43.7743,-80.8238 43.8444,-80.7601 43.8383,-80.7913 43.8363,-80.83 43.8249,-80.8385 43.8216,-80.8494 43.8321,-80.8673 43.8256,-80.9096 43.8223,-80.9533 43.9057,-80.9789 43.977,-81.0048 43.9838,-81.0073 43.9847,-81.0076 43.992,-81.0103 43.9945,-81.0112 43.9945,-81.0109 43.9985,-80.9766 44.0163,-80.8246 43.9816,-80.8156 43.9857,-80.7686 44.0058,-80.7402 44.0042,-80.7322 44.0085,-80.7194 43.9943,-80.7076 44.0091,-80.5717 44.026,-80.5051 44.0363,-80.4388 44.0374,-80.4318 44.0171,-80.4276

Location data

Guelph - Erin - Southern Wellington County

Name	Value
layer:EC-MSC-SMC:1.0:CLC	046420
profile:CAP-CP:Location:0.3	3523001
profile:CAP-CP:Location:0.3	3523008
profile:CAP-CP:Location:0.3	3523009
profile:CAP-CP:Location:0.3	3523017
profile:CAP-CP:Location:0.3	3523025

Polygons: 43.5673,-80.1447 43.5686,-80.148 43.5704,-80.1503 43.5653,-80.1544 43.5611,-80.1603 43.5202,-80.0942 43.4708,-80.034 43.4702,-80.0344 43.4501,-80.0571 43.4351,-80.0838 43.4272,-80.08 43.418,-80.0785 43.4054,-80.1405 43.3976,-80.2045 43.3866,-80.2678 43.4688,-80.2988 43.5311,-80.3704 43.5682,-80.3645 43.565,-80.3734 43.692,-80.5511 43.7561,-80.2499 43.8647,-80.1439 43.7956,-80.0434 43.7344,-79.9691 43.6589,-80.0439 43.5855,-80.1344 43.5837,-80.1306 43.5815,-80.1284 43.5741,-80.1343 43.5673,-80.1447

Location data

Kitchener - Cambridge - Region of Waterloo

Name	Value
layer:EC-MSC-SMC:1.0:CLC	046430
profile:CAP-CP:Location:0.3	3530

Polygons: 43.692,-80.5511 43.565,-80.3734 43.5682,-80.3645 43.5311,-80.3704 43.4688,-80.2988 43.3866,-80.2678 43.3976,-80.2045 43.3699,-80.1936 43.3443,-80.1877 43.3378,-80.2181 43.3341,-80.2487 43.3196,-80.2415 43.3075,-80.2386 43.3062,-80.2385 43.277,-80.369 43.2668,-80.471 43.2668,-80.4713 43.3036,-80.4911 43.3477,-80.504 43.3213,-80.6127 43.3107,-80.7347 43.3328,-80.7382 43.3534,-80.7357 43.3812,-80.74 43.4074,-80.7373 43.4359,-80.768 43.4682,-80.7961 43.4828,-80.8353 43.4982,-80.8687 43.586,-80.8128 43.6483,-80.7543 43.5883,-80.6062 43.6577,-80.598 43.692,-80.5511

French

Location data

Mount Forest - Arthur - comté de Wellington Nord

Name	Value
layer:EC-MSC-SMC:1.0:CLC	046410
profile:CAP-CP:Location:0.3	3522010
profile:CAP-CP:Location:0.3	3523025
profile:CAP-CP:Location:0.3	3523033
profile:CAP-CP:Location:0.3	3523043
profile:CAP-CP:Location:0.3	3523050

Polygons: 44.0171,-80.4276 43.9534,-80.4145 43.9624,-80.3978 43.9549,-80.3938 43.9218,-80.4023 43.8531,-80.3943 43.7561,-80.2499 43.692,-80.5511 43.6577,-80.598 43.5883,-80.6062 43.6483,-80.7543 43.6744,-80.8235 43.6991,-80.8736 43.7743,-80.8238 43.8444,-80.7601 43.8383,-80.7913 43.8363,-80.83 43.8249,-80.8385 43.8216,-80.8494 43.8321,-80.8673 43.8256,-80.9096 43.8223,-80.9533 43.9057,-80.9789 43.977,-81.0048 43.9838,-81.0073 43.9847,-81.0076 43.992,-81.0103 43.9945,-81.0112 43.9945,-81.0109 43.9985,-80.9766 44.0163,-80.8246 43.9816,-80.8156 43.9857,-80.7686 44.0058,-80.7402 44.0042,-80.7322 44.0085,-80.7194 43.9943,-80.7076 44.0091,-80.5717 44.026,-80.5051 44.0363,-80.4388 44.0374,-80.4318 44.0171,-80.4276

Location data

Guelph - Erin - comté de Wellington Sud

Name	Value
layer:EC-MSC-SMC:1.0:CLC	046420
profile:CAP-CP:Location:0.3	3523001
profile:CAP-CP:Location:0.3	3523008
profile:CAP-CP:Location:0.3	3523009
profile:CAP-CP:Location:0.3	3523017
profile:CAP-CP:Location:0.3	3523025

Polygons: 43.5673,-80.1447 43.5686,-80.148 43.5704,-80.1503 43.5653,-80.1544 43.5611,-80.1603 43.5202,-80.0942 43.4708,-80.034 43.4702,-80.0344 43.4501,-80.0571 43.4351,-80.0838 43.4272,-80.08 43.418,-80.0785 43.4054,-80.1405 43.3976,-80.2045 43.3866,-80.2678 43.4688,-80.2988 43.5311,-80.3704 43.5682,-80.3645 43.565,-80.3734 43.692,-80.5511 43.7561,-80.2499 43.8647,-80.1439 43.7956,-80.0434 43.7344,-79.9691 43.6589,-80.0439 43.5855,-80.1344 43.5837,-80.1306 43.5815,-80.1284 43.5741,-80.1343 43.5673,-80.1447

Location data

Kitchener - Cambridge - région de Waterloo

Name	Value
layer:EC-MSC-SMC:1.0:CLC	046430
profile:CAP-CP:Location:0.3	3530

Polygons: 43.692,-80.5511 43.565,-80.3734 43.5682,-80.3645 43.5311,-80.3704 43.4688,-80.2988 43.3866,-80.2678 43.3976,-80.2045 43.3699,-80.1936 43.3443,-80.1877 43.3378,-80.2181 43.3341,-80.2487 43.3196,-80.2415 43.3075,-80.2386 43.3062,-80.2385 43.277,-80.369 43.2668,-80.471 43.2668,-80.4713 43.3036,-80.4911 43.3477,-80.504 43.3213,-80.6127 43.3107,-80.7347 43.3328,-80.7382 43.3534,-80.7357 43.3812,-80.74 43.4074,-80.7373 43.4359,-80.768 43.4682,-80.7961 43.4828,-80.8353 43.4982,-80.8687 43.586,-80.8128 43.6483,-80.7543 43.5883,-80.6062 43.6577,-80.598 43.692,-80.5511