Severe Thunderstorm Watch Issued Dryden, ON, Canada / CKDR Aug 21, 2020 | 10:23 AM CKDR Files A Severe Thunderstorm Watch has been issued for Dryden, Vermilion Bay, Sioux Lookout, Red Lake and Ear Falls. Conditions are favourable for the development of severe thunderstorms. Watch and listen for weather updates.