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Ended official alertUpdated

Special Marine Warning for Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

For the following areas... Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM... At 141 PM CDT, a strong thunderstorm was located over South Marsh Island 288, or 36 nm south of Marsh Island, moving west at 5 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Small...

What the bulletin says to do

Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.

Read official NWS bulletin

Full official description

Bulletin details

For the following areas... Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM... At 141 PM CDT, a strong thunderstorm was located over South Marsh Island 288, or 36 nm south of Marsh Island, moving west at 5 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Eugene Island 158, South Marsh Island 23, South Marsh Island 33, Eugene Island 135, Eugene Island 113, South Marsh Island 288, South Marsh Island 40, Eugene Island 175, and South Marsh Island 39.

Lifecycle record

Official revisions

2 captured
  1. Update

    Special Marine Warning issued August 22 at 1:41PM CDT until August 22 at 2:00PM CDT by NWS Lake Charles LA

    Official revision
  2. Alert

    Special Marine Warning issued August 22 at 1:07PM CDT until August 22 at 2:00PM CDT by NWS Lake Charles LA

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Lake Charles LA. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections