Special Marine Warning for Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park
Official alert fields
What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
The affected areas were... Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park... The thunderstorms have weakened and no longer pose a significant threat to boaters.
What the bulletin says to do
No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.
Lifecycle record
Official revisions
- Update
Special Marine Warning issued July 30 at 2:07PM EDT until July 30 at 2:15PM EDT by NWS Marquette MI
Official revision - Update
Special Marine Warning issued July 30 at 2:03PM EDT until July 30 at 2:15PM EDT by NWS Marquette MI
Official revision - Update
Special Marine Warning issued July 30 at 1:37PM EDT until July 30 at 2:15PM EDT by NWS Marquette MI
Official revision - Alert
Special Marine Warning issued July 30 at 1:14PM EDT until July 30 at 2:15PM EDT by NWS Marquette MI
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Marquette MI. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Update
- Last collected