Special Marine Warning for Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake; Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake
Official alert fields
What you need to know
- Applies to
- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake, Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
The affected areas were... Open Waters from Winthrop Harbor to Michigan City out to Mid Lake... The thunderstorms have moved out of the area 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 September 4 at 11:50PM CDT until September 5 at 12:00AM CDT by NWS Chicago IL
Official revision - Update
Special Marine Warning issued September 4 at 11:16PM CDT until September 5 at 12:00AM CDT by NWS Chicago IL
Official revision - Alert
Special Marine Warning issued September 4 at 10:39PM CDT until September 5 at 12:00AM CDT by NWS Chicago IL
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Chicago IL. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Update
- Last collected