NWS coastal zone LMZ845

South Haven to Holland MI weather alerts

Marine alerts linked to this verified National Weather Service zone.

NWS feedUpdates delayedShowing the last known state from Aug 2, 2026, 2:03 AM UTC. New alerts may not be shown yet.

Current answer

1 alert in last successful data

Open official zone data

Last known active Official severity: Minor

Small Craft Advisory for South Haven to Holland MI; Holland to Grand Haven MI; Grand Haven to Whitehall MI +2 more

Grand Haven to Whitehall MI, Holland to Grand Haven MI, Pentwater to Manistee MI and 2 more

Until Aug 3, 2026, 6:00 AM UTC

Official zone ID: LMZ845
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 Joseph to South Haven MI; South Haven to Holland MI; Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake

Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake, South Haven to Holland MI, St Joseph to South Haven MI

Ended Jul 28, 2026, 2:07 AM UTC

Ended Official severity: Severe

Special Marine Warning for St Joseph to South Haven MI; South Haven to Holland MI; Holland to Grand Haven MI +5 more

Grand Haven to Whitehall MI, Holland to Grand Haven MI, Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake and 5 more

Ended Jul 27, 2026, 7:00 PM UTC

Ended Official severity: Minor

Marine Weather Statement for South Haven to Holland MI; Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake

Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake, South Haven to Holland MI

Ended Jul 28, 2026, 2:00 AM UTC

Ended Official severity: Minor

Small Craft Advisory for St Joseph to South Haven MI; South Haven to Holland MI; Holland to Grand Haven MI +2 more

Grand Haven to Whitehall MI, Holland to Grand Haven MI, South Haven to Holland MI and 2 more

Ended Jul 29, 2026, 6:00 AM UTC

Ended Official severity: Minor

Small Craft Advisory for St Joseph to South Haven MI; South Haven to Holland MI

South Haven to Holland MI, St Joseph to South Haven MI

Ended Jul 23, 2026, 2:02 AM UTC

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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.

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