Active official alertUpdated
Special Weather Statement for Helena Valley
Official alert fields
What you need to know
- Applies to
- Helena Valley
- Effective
- Ends or expires
- Official severity
- Moderate
- Official urgency
- Expected
- Official certainty
- Observed
What is happening
Patchy dense fog is occurring over portions of the Helena Valley this morning. Visibility is below a half mile in some areas. Those traveling through the Helena valley this morning should be alert for quickly changing visibility conditions. The fog should begin to dissipate after 9 AM.
What the bulletin says to do
Monitor the weather situation closely and be alert for threatening weather conditions.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Special Weather Statement issued October 22 at 5:15AM 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