Severe Thunderstorm Warning for Chouteau, MT; Fergus, MT
Official alert fields
What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Observed
What is happening
At 749 PM MDT, a severe thunderstorm was located 17 miles northeast of Geraldine, or 30 miles south of Big Sandy, moving northeast at 20 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Iliad.
What the bulletin says to do
For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is occurring with this storm. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Lifecycle record
Official revisions
- Update
Severe Thunderstorm Warning issued September 6 at 7:49PM MDT until September 6 at 8:00PM MDT by NWS Great Falls MT
Official revision - Update
Severe Thunderstorm Warning issued September 6 at 7:38PM MDT until September 6 at 8:00PM MDT by NWS Great Falls MT
Official revision - Update
Severe Thunderstorm Warning issued September 6 at 7:26PM MDT until September 6 at 8:00PM MDT by NWS Great Falls MT
Official revision - Alert
Severe Thunderstorm Warning issued September 6 at 7:10PM MDT until September 6 at 8:00PM 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
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- Last collected