Special Marine Warning Issued for Coastal Waters from Jupiter Inlet to Deerfield Beach FL
This alert is no longer in effect.
NOAA issued it on August 12, 2026, 11 days 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.
NWS Miami has issued a Special Marine Warning for coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM until 4:00 PM EDT due to a strong thunderstorm with wind gusts 34 knots or greater.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Coastal waters off Southeast Florida
- Issued
- August 12, 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 11 days ago; use the issuing agency's live warning service for current conditions in Coastal waters off Southeast Florida.
Alert Details
A Special Marine Warning has been issued by the National Weather Service in Miami FL. The alert is effective from August 12, 2026 at 3:36 PM EDT until August 12, 2026 at 4:00 PM EDT.
Affected Areas
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM. Locations impacted include Riviera Beach, Palm Beach, North Palm Beach, South Palm Beach, Palm Beach Shores, and Manalapan.
What You Should Do
Move to safe harbor until hazardous weather passes. Report severe weather to the Coast Guard or the National Weather Service.
Expected Conditions
A strong thunderstorm was located over Palm Beach Shores, moving south at 15 knots. Hazard includes wind gusts 34 knots or greater. Small craft could be damaged in briefly higher winds and suddenly higher waves.
Timeline
The warning is in effect from 3:36 PM EDT until 4:00 PM EDT on August 12, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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 (887 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 12, 2026.
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Common questions about this NWS weather alert.