Special Weather Statement for Little Belt and Highwood Mountains; Helena Valley; Big Belt, Bridger and Castle Mountains +2 more
Official alert fields
What you need to know
- Applies to
- Big Belt, Bridger and Castle Mountains, Canyon Ferry Area, Helena Valley, Little Belt and Highwood Mountains, Meagher County Valleys
- Effective
- Ended
- Official severity
- Moderate
- Official urgency
- Expected
- Official certainty
- Observed
What is happening
At 241 PM MDT, Doppler radar was tracking a strong thunderstorm 16 miles east of East Helena, or 20 miles east of Helena, moving northeast at 20 mph. HAZARD...Wind gusts of 50 to 55 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects....
What the bulletin says to do
If outdoors, consider seeking shelter inside a building.
Full official description
Bulletin details
At 241 PM MDT, Doppler radar was tracking a strong thunderstorm 16 miles east of East Helena, or 20 miles east of Helena, moving northeast at 20 mph. HAZARD...Wind gusts of 50 to 55 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Goose Bay and Fort Logan.
Lifecycle record
Official revisions
- Alert
Special Weather Statement issued August 29 at 2:41PM 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