Special Marine Warning for Lake Pontchartrain
Official alert fields
What you need to know
- Applies to
- Lake Pontchartrain
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
SMWLIX The National Weather Service in New Orleans has issued a * Special Marine Warning for... Lake Pontchartrain... * Until 830 PM CDT. * At 726 PM CDT, a cluster of severe thunderstorms was located near Lacombe, or near Mandeville, moving southwest at 20 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar....
What the bulletin says to do
Strong winds will be dangerous for boaters or anyone near the water. Make sure all on board are wearing life jackets. Seek shelter or move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until these storms pass. Wind gusts to 40 knots, high waves, dangerous lightning, and heavy rain are possible with these storms.
Full official description
Bulletin details
SMWLIX The National Weather Service in New Orleans has issued a * Special Marine Warning for... Lake Pontchartrain... * Until 830 PM CDT. * At 726 PM CDT, a cluster of severe thunderstorms was located near Lacombe, or near Mandeville, moving southwest at 20 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Lake Pontchartrain/Lake Maurepas, Orleans Marina, Mandeville, The Mid Point Of The Causeway Bridge, Kenner, Eden Isle, and Lacombe.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued August 21 at 7:26PM CDT until August 21 at 8:30PM CDT by NWS New Orleans LA
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS New Orleans LA. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected