By 5pm one tornado was confirmed and reports of tennis ball sized hail were included in multiple tornado warnings throughout the evening, from Rocky Mountain House to Drumheller, Alberta.
A day 2 moderate risk was issues in the early afternoon and that is expected to be expanded by morning for most areas of southern Saskatchewan on Monday afternoon. Extremely large hail with damaging wind gusts and tornadoes. Link to PASPC Current Outlook
Many storm chasers are committed to converge on the area, such as the world record holder for tornado intercepts Roger Hill and his Silver Lining tour company. Also world famous storm chaser, Reed Timmer tweeted this:
We will continue to monitor this situation closely and posts will be frequent on our Facebook page.DISCUSSION: tornado threat increasing for west-central MN this Sunday evening. Read discussion here: https://t.co/H1ZvYdVHE5 @AccuWeatherPro pic.twitter.com/g3LCSuI6Ij— Reed Timmer (@ReedTimmerAccu) July 9, 2017