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Ended official alertUpdated

Special Weather Statement for Elkhorn and Boulder Mountains; Missouri Headwaters; Gallatin and Madison County Mountains and Centennial Mountains

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Moderate
Official urgency
Expected
Official certainty
Observed

What is happening

At 1114 PM MDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Walkerville to near Silver Bow. Movement was east at 35 mph. HAZARD...Wind gusts of 45 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured...

What the bulletin says to do

Frequent cloud to ground lightning is occurring with these storms. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. Persons in campgrounds should consider seeking sturdy shelter until these storms pass.

Full official description

Bulletin details

At 1114 PM MDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Walkerville to near Silver Bow. Movement was east at 35 mph. HAZARD...Wind gusts of 45 to 55 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Those attending the Headwaters Country Jam are in the path of these storms and should prepare for IMMINENT DANGEROUS WEATHER CONDITIONS.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Weather Statement issued July 23 at 11:15PM MDT by NWS Great Falls MT

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Great Falls MT. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections