urn:oid:2.49.0.1.124.2989251695.2026 cap-pac@canada.ca 2026-04-17T01:36:10-00:00 Actual Update Env. Can. - Can. Met. Ctr. – Montréal Public 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 Service Notice – February 2026: The Environment and Climate Change Canada (ECCC) CAP Service undergoes changes from time to time as the business of alerting evolves. For 2026, changes are expected to include... 1) ECCC's initiative to introduce free-form polygons to represent the true threat area of a weather hazard is tentatively set for Spring 2026 deployment. Data changes will appear in CAP following this deployment and 2) other minor improvements and corrections. For more information on these changes: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/ | Notification de service – février 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 2026, il y aura des changements incluant... 1) l’initiative d’ECCC visant à introduire des polygones libres pour représenter la véritable zone de menace d’un danger météorologique devrait être déployée provisoirement au printemps 2026. Des changements de données apparaîtront dans le PAC à la suite de ce déploiement et 2) d’autres améliorations et corrections mineures. Pour plus d’informations sur ces changements: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/ cap-pac@canada.ca,urn:oid:2.49.0.1.124.2575439684.2026,2026-04-16T20:05:55-00:00 en-CA Met winter storm Monitor Expected Moderate Likely general public profile:CAP-CP:Event:0.4 winterStorm SAME WSW 2026-04-17T01:36:10-00:00 2026-04-17T16:00:00-00:00 2026-04-17T17:36:10-00:00 Environment Canada yellow warning - winter storm - in effect A significant late season winter storm begins Friday. What: Snow and ice pellets with total amounts of 15 to 25 cm. Reduced visibility in heavy snow and blowing snow. Freezing rain with ice build-up of up to 2 mm. When: Beginning Friday afternoon and continuing through Sunday morning. Additional information: Snow, at times heavy, will begin Friday afternoon. Snow is expected to become mixed with ice pellets Friday night, with areas southeast of Webequie changing to freezing rain. Precipitation will then change back to snow Saturday morning. Strong winds gusting up to 70 km/h will develop Saturday afternoon. These strong winds combined with the falling snow will produce significantly reduced visibility in blowing snow. ### Travel will likely be challenging. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm. Consider postponing non-essential travel and outdoor activities until conditions improve. Be very careful if walking or driving. Prepare for some disruptions to transportation, services, and utilities. https://weather.gc.ca/ layer:EC-MSC-SMC:1.0:Alert_Type warning 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-2.0/20260417012901251/WW_13_73_CWTO/WSW/190814520571640691202604160503_WW_13_73_CWTO/actual/en_proper_complete_c-fr_proper_complete_c/NinJo layer:EC-MSC-SMC:1.1:CAP_count A:17466 M:90446 C:101898 layer:EC-MSC-SMC:1.0:Alert_Location_Status active layer:EC-MSC-SMC:1.0:Alert_Name yellow warning - winter storm layer:EC-MSC-SMC:1.0:Alert_Coverage Far Northern Ontario layer:EC-MSC-SMC:1.1:Designation_Code WW_13_73_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 2026-04-19T12:00:00.000Z 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 Webequie 52.2455,-83.0383 52.2453,-87.9904 52.7599,-88.0338 53.2172,-87.9958 54.1733,-87.5227 55.0075,-87.0122 55.0039,-87.008 54.0287,-83.7002 52.2453,-83.0302 52.2455,-83.0383 layer:EC-MSC-SMC:1.0:CLC 042710 profile:CAP-CP:Location:0.3 3560079 profile:CAP-CP:Location:0.3 3560090 fr-CA Met tempête hivernale Monitor Expected Moderate Likely grand public profile:CAP-CP:Event:0.4 winterStorm SAME WSW 2026-04-17T01:36:10-00:00 2026-04-17T16:00:00-00:00 2026-04-17T17:36:10-00:00 Environnement Canada avertissement jaune - tempête hivernale - en vigueur Une importante tempête hivernale tardive commencera vendredi. Quoi : Neige et grésil; quantité totale de 15 à 25 cm. Visibilité réduite sous la neige forte et dans la poudrerie. Pluie verglaçante générant jusqu'à 2 mm de verglas. Quand : À compter de vendredi après-midi et jusqu'à dimanche matin. Renseignements supplémentaires : De la neige parfois forte commencera à tomber vendredi après-midi. La neige devrait devenir mêlée de grésil vendredi soir ou dans la nuit de vendredi à samedi, et elle devrait se changer en pluie verglaçante sur les régions au sud-est de Webequie. Les précipitations se changeront de nouveau en neige samedi matin. Des vents forts soufflant en rafales jusqu'à 70 km/h se lèveront samedi après-midi. Ensemble, ces vents forts et la neige qui tombe réduiront considérablement la visibilité dans la poudrerie. ### Les déplacements seront probablement difficiles. Veuillez continuer à surveiller les alertes et les prévisions émises par Environnement Canada. Pour signaler du temps violent, envoyez un courriel à meteoON@ec.gc.ca ou publiez un message sur X en utilisant #ONMeteo. Songez à reporter les déplacements non essentiels et les activités en plein air jusqu’à ce que les conditions s’améliorent. Soyez très prudents si vous vous déplacez à pied ou en voiture. Préparez-vous à quelques perturbations des transports et des services publics. https://meteo.gc.ca/ layer:EC-MSC-SMC:1.0:Alert_Type warning 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-2.0/20260417012901251/WW_13_73_CWTO/WSW/190814520571640691202604160503_WW_13_73_CWTO/actual/en_proper_complete_c-fr_proper_complete_c/NinJo layer:EC-MSC-SMC:1.1:CAP_count A:17466 M:90446 C:101898 layer:EC-MSC-SMC:1.0:Alert_Location_Status active layer:EC-MSC-SMC:1.0:Alert_Name avertissement jaune - tempête hivernale layer:EC-MSC-SMC:1.0:Alert_Coverage extrême nord de l'Ontario layer:EC-MSC-SMC:1.1:Designation_Code WW_13_73_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 2026-04-19T12:00:00.000Z 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 Webequie 52.2455,-83.0383 52.2453,-87.9904 52.7599,-88.0338 53.2172,-87.9958 54.1733,-87.5227 55.0075,-87.0122 55.0039,-87.008 54.0287,-83.7002 52.2453,-83.0302 52.2455,-83.0383 layer:EC-MSC-SMC:1.0:CLC 042710 profile:CAP-CP:Location:0.3 3560079 profile:CAP-CP:Location:0.3 3560090 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