Special Marine Warning Issued for Biscayne Bay and South Florida Coastal Waters
The National Weather Service has issued a Special Marine Warning for Biscayne Bay and coastal waters until 1:30 PM EST due to a strong thunderstorm producing high wind gusts and hail.
Alert Details
The National Weather Service in Miami has issued a Special Marine Warning (SMW) for the region. This alert is effective immediately following the detection of hazardous weather conditions by radar.
Affected Areas
The warning covers Biscayne Bay and the coastal waters from Deerfield Beach to Ocean Reef, FL, extending out to 20 nautical miles. Specific locations impacted by this storm include:
- Soldier Key
- Convoy Point
- Turkey Point
- Biscayne Bay
- Elliott Key
- Black Point
- Coral Gables
What You Should Do
Mariners are advised to move to safe harbor immediately until the hazardous weather passes. Small craft are particularly vulnerable and could be damaged in briefly higher winds and suddenly higher waves. Residents and boaters should report any severe weather to the Coast Guard or the National Weather Service Miami office via Facebook or Twitter.
Expected Conditions
Radar indicated a strong thunderstorm located over Black Point at 12:54 PM EST, moving south at 10 knots. The primary hazards associated with this cell include:
- Wind: Gusts of 34 knots or greater.
- Hail: Small hail is possible within the storm area.
- Waves: Suddenly higher waves are expected near the thunderstorm.
Timeline
The alert was issued at 12:54 PM EST on March 1, 2026, and is currently scheduled to expire at 1:30 PM EST.
Source: NOAA Official Notice