Special Marine Warning for South Florida Coastal Waters
This alert is no longer in effect.
NOAA issued it on April 8, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Special Marine Warning has been issued by NWS Miami FL for areas including Biscayne Bay and coastal waters off Florida, with waterspouts and strong winds expected until 7:15 PM EDT.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- South Florida Coastal Waters
- Issued
- April 8, 2026
- Issuing authority
- NWS Miami FL
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in South Florida Coastal Waters.
Alert Details
A Special Marine Warning has been issued by the National Weather Service (NWS) Miami FL. This alert is effective from 6:10 PM EDT on April 8, 2026.
Affected Areas
The warning affects Biscayne Bay; Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM; Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM; Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM; and Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the territorial waters of Bahamas. Specific locations impacted include Sunny Isles, Lauderdale-By-The-Sea, Hallandale, Lighthouse Point, Hillsboro Beach, Gulf Stream, Bay Harbor Islands, Delray Beach, Port Everglades, Miami Beach, Boca Raton, Highland Beach, Sea Ranch Lakes, Bal Harbour, Golden Beach, Surfside, Briny Breezes, Indian Creek, Pompano Beach, and Ocean Ridge.
What You Should Do
Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. Report severe weather to the Coast Guard or the National Weather Service.
Expected Conditions
Severe thunderstorms capable of producing waterspouts and wind gusts 34 knots or greater are expected.
Timeline
The alert is effective from 6:10 PM EDT on April 8, 2026, and ends at 7:15 PM EDT on the same day.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,349 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 8, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.