Severe Thunderstorm Warning — Fergus County, Montana
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Current Status
⛈️ Active: Severe Thunderstorm Warning
Severe Thunderstorm Warning issued September 2 at 4:13PM MDT until September 2 at 5:15PM MDT by NWS Great Falls MT
SVRTFX The National Weather Service in Great Falls has issued a * Severe Thunderstorm Warning for... Northeastern Pondera County in north central Montana... Judith Basin County in central Montana... Southern Liberty County in north central Montana... Northwestern Fergus County in central Montana... Southeastern Toole County in north central Montana... East central Teton County in north central Montana... Southern Hill County in north central Montana... Chouteau County in north central Montana... Northeastern Cascade County in central Montana... * Until 515 PM MDT. * At 412 PM MDT, severe thunderstorms were located along a line extending from 10 miles southwest of Lothair to 9 miles north of Fort Benton to 9 miles southwest of Geyser, moving east at 35 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Great Falls, Fort Benton, Chester, Big
Effective September 2, 2026 at 6:13 PM ET · Expires September 2, 2026 at 7:15 PM ET
Event Details
Event Type
Severe Thunderstorm Warning
Severity
severe
Issued By
NWS Great Falls MT
Expires
September 2, 2026 at 7:15 PM ET
Last Checked
32 minutes ago
What To Do
📋 Official NWS Guidance
For your protection move to an interior room on the lowest floor of a building.
Also In Effect For
This same Severe Thunderstorm Warning also covers:
Other Active Alerts in Montana
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Warning
Severe Thunderstorm Warning
Get Severe Thunderstorm Warning Alerts for Fergus County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Severe Thunderstorm Warning mean for Fergus County, Montana?
A thunderstorm capable of producing damaging winds of 58+ mph and/or 1-inch hail has been detected.
Is this Severe Thunderstorm Warning currently active?
Yes — this alert is active as of our last check (32 minutes ago). It's set to expire September 2, 2026 at 7:15 PM ET.
How do I get notified about Severe Thunderstorm Warning alerts for Fergus County?
Download StormCast free on Google Play and set Fergus County, Montana as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Severe Thunderstorm Warning is also in effect for Judith Basin County.