WWCN11 CWTO 200120 YELLOW WATCH - SEVERE THUNDERSTORM FOR SOUTHERN ONTARIO ENDED BY ENVIRONMENT CANADA AT 9:20 P.M. EDT TUESDAY 19 MAY 2026. --------------------------------------------------------------------- YELLOW LEVEL WATCH - SEVERE THUNDERSTORM - ENDED FOR: PETERBOROUGH CITY - LAKEFIELD - SOUTHERN PETERBOROUGH COUNTY STIRLING - TWEED - SOUTH FRONTENAC KALADAR - BANNOCKBURN - BON ECHO PARK WESTPORT - CHARLESTON LAKE MERRICKVILLE-WOLFORD - KEMPTVILLE CITY OF OTTAWA GATINEAU PRESCOTT AND RUSSELL WINCHESTER - NEWINGTON MAXVILLE - ALEXANDRIA SMITHS FALLS - LANARK - SHARBOT LAKE. --------------------------------------------------------------------- ==DISCUSSION== CONDITIONS ARE NO LONGER FAVOURABLE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS. HTTP://WEATHER.GC.CA END/OSPC