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NWS Miami FLMA.W 0256September 4, 2026

Special Marine Warning: Lake Okeechobee

The National Weather Service office in Miami issued a special marine warning for Lake Okeechobee, which was in force until 5:00 p.m. local time on September 4. It was the 256th special marine warning the NWS office in Miami issued in 2026.

ExpiredWarning

Issued4:31 p.m. EDT, September 4, 2026
In force4:31 p.m. EDT, September 4, 2026
Expired5:00 p.m. EDT, September 4, 2026

In force for 29 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Miami FL
Area
Lake Okeechobee
Level
Warning
Issued
4:31 p.m. EDT, September 4, 2026
Expires
5:00 p.m. EDT, September 4, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
KMFL MA.W 0256
Official source
National Weather Service: the notice at its source

NWS notices, September 2026The latest from the National Weather Service

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

SMWMFL The National Weather Service in Miami has issued a * Special Marine Warning for... Lake Okeechobee... * Until 500 PM EDT. * At 430 PM EDT, a severe thunderstorm capable of producing waterspouts was located near Calusa. The severe thunderstorm was nearly stationary. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Calusa.

What the agency told people to do

Move to safe harbor until hazardous weather passes. Report severe weather to the Coast Guard or the National Weather Service. You can also share your report with NWS Miami on Facebook and Twitter.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice