Ended
Official severity: Severe
Special Marine Warning for St. Clair River; Port Sanilac to Port Huron MI
Ended
NWS coastal zone LCZ422
St. Clair River weather alerts
Marine alerts linked to this verified National Weather Service zone.
NWS feedSource freshLast successful check:
Current answer
Active alert check
No active alerts found
The latest successful NWS collection contained no active public alerts matched to St. Clair River. Conditions can change.
How matching works- Official zone ID
- LCZ422
- Zone type
- coastal
- State
- Marine or multi-state area
- Metadata verified
- Yes, from NWS
Context only
Recently ended alerts
Ended
Ended
Ended
Official severity: Minor
Marine Weather Statement for St. Clair River; Harbor Beach to Port Sanilac MI; Port Sanilac to Port Huron MI +2 more
Harbor Beach to Port Sanilac MI, Lake Huron from Harbor Beach to Port Sanilac 5NM Off Shore to US/Canadian border, Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border and 2 more
Ended
Ended
Official severity: Minor
Marine Weather Statement for St. Clair River; Detroit River; Lake St. Clair Open Lake (U.S. Portion) +2 more
Detroit River, Lake Huron from Port Sanilac to Port Huron 5NM Off Shore to US/Canadian border, Lake St. Clair Open Lake (U.S. Portion) and 2 more
Ended
Ended
Official severity: Minor
Marine Weather Statement for St. Clair River; Port Sanilac to Port Huron MI
Ended
Ended
Zone matching is not a personal forecast
This page uses official NWS zone membership. For exact location matching, an alert must include official geometry or be linked to a verified zone geometry that contains the point.
How location matching works