Severe thunderstorm warning in effect

Advisory: Thunderstorm - Parts of Alberta (Updated Aug 20, 2025 at 16:45 HRS)

Advisory: Thunderstorm - Parts of Alberta

Updated Aug 20, 2025 at 16:45 HRS

Source: Environment Canada

Issued: Aug 20, 2025 at 16:45 HRS

Description: Severe thunderstorm warning in effect

At 4:44 p.m. MDT, Environment Canada meteorologists are tracking a dangerous thunderstorm capable of producing very strong wind gusts, up to golf ball size hail and heavy rain. This severe thunderstorm is located near Milo and is moving to the east at 80 km/h.

Large hail will likely cause significant damage and injury. Severe thunderstorms can produce tornadoes. Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.

Area: Siksika Res. 146

Affected areas (9):

  • Siksika 146
  • Vulcan County
  • Lomond
  • Milo
  • Newell County No. 4
  • Bassano
  • Brooks
  • Duchess
  • Rosemary

Action to take:

  • Take immediate cover if a thunderstorm approaches
  • If outside, protect yourself from flying debris and hail

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