Three more AB landspout tornadoes near Red Deer over May 17-19
The NTP has confirmed three more landspout tornadoes near Red Deer, AB over May 17-19. All were based on photos and witness descriptions and caused no damage. Therefore, they are rated EF0-Default.
Additional details are provided in the event summaries below, along with a regional map. The events can also be plotted on a map using the NTP Dashboard here.
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Event Name: Usona, AB
Date: May 17, 2026
Start Time: 5:03 PM MDT (2303 UTC)
Final Classification: Tornado (Over Land)
Preliminary EF-Scale Rating: EF0-Default
Estimated Tornado Location: 52.86N, 113.84W
Description: Witness captured photos of a landspout near Usona (west of Maskwacis). No damage has been reported. The preliminary EF-Scale assessment is EF0-Default. Satellite imagery review is pending.
Event Name: Ponoka, AB
Date: May 18, 2026
Start Time: 5:38 PM MDT (2338 UTC)
Final Classification: Tornado (Over Land)
Preliminary EF-Scale Rating: EF0-Default
Estimated Tornado Location: 52.676N, 113.670W
Description: Witness captured photos of a landspout near Ponoka. No damage has been reported. The preliminary EF-Scale assessment is EF0-Default. Satellite imagery review is pending.
Event Name: Heisler, AB
Date: May 19, 2026
Start Time: 1:40 PM MDT (1940 UTC)
Final Classification: Tornado (Over Land)
Preliminary EF-Scale Rating: EF0-Default
Estimated Tornado Location: 52.68N, 112.28W
Description: Witness captured photos of a landspout near Heisler. No damage has been reported. The preliminary EF-Scale assessment is EF0-Default. Satellite imagery review is pending.
Regional map showing the locations of the three landspout tornadoes rated EF0-Default.
