Open
267 
WUUS55 KTFX 010122
SVRTFX
MTC007-043-049-059-010215-
/O.NEW.KTFX.SV.W.0124.250801T0122Z-250801T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Great Falls MT
722 PM MDT Thu Jul 31 2025

The National Weather Service in Great Falls has issued a

* Severe Thunderstorm Warning for...
  Southeastern Lewis and Clark County in west central Montana...
  Northwestern Broadwater County in southwestern Montana...
  Northwestern Meagher County in central Montana...
  Northeastern Jefferson County in southwestern Montana...

* Until 815 PM MDT.

* At 721 PM MDT, a severe thunderstorm was located 10 miles east of
  East Helena, or 15 miles east of Helena, moving north at 10 mph.

  HAZARD...Half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  York, Black Sandy State Park, and Goose Bay. This also includes 
  the Horse Gulch Burn Scar.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to 
flash flooding. Do not drive your vehicle through flooded roadways. 
Flash flooding can develop quickly in burn scar areas! Be prepared 
to seek higher ground!


LAT...LON 4652 11155 4649 11181 4678 11195 4683 11156 TIME...MOT...LOC 0121Z 170DEG 8KT 4658 11170 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.25 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH
Ludwig