Severe Storms Watch: Environment Canada issued a severe thunderstorm watch for the Okanagan (Kelowna, Penticton, Summerland, Osoyoos) warning of locally heavy rain and possible flash flooding, plus lightning hazards. Thunderstorm Warning (Ontario): A yellow-level severe thunderstorm warning is in effect for North Bay–West Nipissing with damaging wind gusts and quarter-size hail possible. Wildfire Outlook (BC): BC Wildfire Service says there’s no “fire-ending” rain for the Ainslie Creek wildfire; cooler, more humid weather may lower fire behaviour briefly, but extreme drought means it’s likely to keep burning into winter. Wildfire Update (BC): For the Pear Lake wildfire, cooler, humid conditions are helping, but thunderstorms could bring minimal, patchy rain—where it doesn’t fall, more active fire behaviour is still possible. Climate Court Fight (Ontario): A federal court will decide whether a Sudbury-linked climate accountability challenge can proceed to a full hearing, after the government sought to dismiss it early. Water Quality (Transboundary): A new International Joint Commission study board is set to assess pollution in the Elk-Kootenai/y watershed, including impacts on people and species across the Canada–U.S. border. Invasive Species Alert (Ontario): Ontario researchers found invasive hammerhead worms in Cambridge, raising concerns for native soil biodiversity. Great Lakes Naming Row: Ontario Premier Doug Ford pushed back on Trump’s “Lake America” move, saying the world will always call it Lake Ontario. Invasive Species Control (US/Canada region): New Englanders are ramping up efforts to eat invasive green crabs as a way to reduce their ecological damage.