Weather Alert WatchOfficial-source alert index

NWS coastal zone GMZ570

Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM weather alerts

Marine alerts linked to this verified National Weather Service zone.

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Current answer

1 active alert

Open official zone data
Official zone ID
GMZ570
Zone type
coastal
State
Marine or multi-state area
Metadata verified
Yes, from NWS

Context only

Recently ended alerts

Ended Official severity: Minor

Small Craft Advisory for Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm; Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM; Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm +4 more

Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm, Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm, Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm and 4 more

Ended
Ended Official severity: Minor

Small Craft Advisory for Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm; Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM; Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm +4 more

Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm, Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm, Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm and 4 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