06/12/2026
⚠️ THIS ALERT IS NO LONGER ACTIVE OR HAS BEEN SUPERSEDED BY ANOTHER ALERT ⚠️
Severe Thunderstorm Warning issued June 12 at 5:59PM MDT until June 12 at 6:45PM MDT by NWS Great Falls MT
SUMMARY:
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SVRTFX
The National Weather Service in Great Falls has issued a
* Severe Thunderstorm Warning for...
East central Judith Basin County in central Montana...
South central Fergus County in central Montana...
* Until 645 PM MDT.
* At 558 PM MDT, a severe thunderstorm was located near Hobson, or 21
miles west of Lewistown, moving southeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Hobson, Moore, Ackley Lake State Park, and Buffalo.
AFFECTS: Fergus, MT; Judith Basin, MT
INSTRUCTION: For your protection move to an interior room on the lowest floor of a
building.
URL TO CAMPAIGN DETAILS (WITH UP-TO-DATE WEATHER ALERT DETAILS):
https://hrpow.us/C3E9sJ1
URGENCY: Immediate
SEVERITY: Severe
CERTAINTY: Observed
EFFECTIVE DATE: 6/12/26 5:59 PM MST
EXPIRATION DATE: 6/12/26 6:45 PM MST
FULL ALERT TEXT:
----------------
SVRTFX
The National Weather Service in Great Falls has issued a
* Severe Thunderstorm Warning for...
East central Judith Basin County in central Montana...
South central Fergus County in central Montana...
* Until 645 PM MDT.
* At 558 PM MDT, a severe thunderstorm was located near Hobson, or 21
miles west of Lewistown, moving southeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Hobson, Moore, Ackley Lake State Park, and Buffalo.
See the full message w/ attachments at:
https://hrpow.us/C3E9sJ1