Special Weather Statement for Missouri Headwaters; Madison River Valley; Gallatin Valley +2 more
Official alert fields
What you need to know
- Applies to
- Beaverhead and Western Madison below 6000ft, Gallatin Valley, Gallatin and Madison County Mountains and Centennial Mountains, Madison River Valley, Missouri Headwaters
- Effective
- Ended
- Official severity
- Moderate
- Official urgency
- Expected
- Official certainty
- Observed
What is happening
At 228 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles northwest of Ennis, or 11 miles northeast of Virginia City, moving northeast at 40 mph. HAZARD...Wind gusts up to 50 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured...
What the bulletin says to do
If outdoors, consider seeking shelter inside a building. A Severe Thunderstorm Watch remains in effect until 700 PM MDT for south central and southwestern Montana.
Full official description
Bulletin details
At 228 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles northwest of Ennis, or 11 miles northeast of Virginia City, moving northeast at 40 mph. HAZARD...Wind gusts up to 50 mph and penny size 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... Virginia City, Ennis, Alder, Norris, Amsterdam, Mcallister, Jeffers, Laurin, Gallatin Gateway, Church Hill, and Madison Buffalo Jump State Park.
Lifecycle record
Official revisions
- Alert
Special Weather Statement issued August 23 at 2:29PM 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