Weather Alert WatchOfficial-source alert index

NWS coastal zone LHZ346

St Ignace to False Detour Channel weather alerts

Marine alerts linked to this verified National Weather Service zone.

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No active alerts found

The latest successful NWS collection contained no active public alerts matched to St Ignace to False Detour Channel. Conditions can change.

How matching works
Official zone ID
LHZ346
Zone type
coastal
State
Marine or multi-state area
Metadata verified
Yes, from NWS

Context only

Recently ended alerts

Ended Official severity: Severe

Special Marine Warning for St Ignace to False Detour Channel; 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island; Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt to the US/Canadian border beyond 5 NM from shore

5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt to the US/Canadian border beyond 5 NM from shore, St Ignace to False Detour Channel

Ended
Ended Official severity: Severe

Special Marine Warning for St Ignace to False Detour Channel; 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island; Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt to the US/Canadian border beyond 5 NM from shore

5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt to the US/Canadian border beyond 5 NM from shore, St Ignace to False Detour Channel

Ended
Ended Official severity: Minor

Small Craft Advisory for St Ignace to False Detour Channel; 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island; Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary +1 more

5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary, St Ignace to False Detour Channel and 1 more

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