Severe Thunderstorm Warning for Lewis and Clark, MT
Official alert fields
What you need to know
- Applies to
- Lewis and Clark
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Observed
What is happening
At 550 PM MDT, a severe thunderstorm was located 19 miles southwest of Wolf Creek, or 19 miles northwest of Helena, moving northeast at 30 mph. HAZARD...Ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles....
What the bulletin says to do
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building.
Full official description
Bulletin details
At 550 PM MDT, a severe thunderstorm was located 19 miles southwest of Wolf Creek, or 19 miles northwest of Helena, moving northeast at 30 mph. HAZARD...Ping pong ball size hail. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles. Locations impacted include... Wolf Creek, Marysville, and Canyon Creek.
Lifecycle record
Official revisions
- Update
Severe Thunderstorm Warning issued September 6 at 5:50PM MDT until September 6 at 6:15PM MDT by NWS Great Falls MT
Official revision - Alert
Severe Thunderstorm Warning issued September 6 at 5:27PM MDT until September 6 at 6:15PM 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
- Update
- Last collected