This alert expired on 28 May 2026 at 12:30 UTC. It is kept here as a record.
It is the 12th strongest of the 37 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 26 May 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 28 at 7:28AM EDT until May 28 at 8:30AM EDT by NWS Tampa Bay Ruskin FL
An estimated 479,422 people live within 50 km of this point.
Nearby, since 15 March 2026
- August 27, 2026 · score 43 · 3.6 km
- May 17, 2026 · score 48 · 7.2 km
- March 16, 2026 · score 43 · 7.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 26.7536, -82.2382 |
| Nearest City | Punta Gorda Isles (24 km) |
| Population Exposed | 479.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-28T11:28:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Charlotte Harbor and Pine Island Sound; Coastal waters from Englewood to Tarpon Springs FL out 20 NM; Coastal waters from Bonita Beach to Englewood FL out 20 NM; Waters from Bonita Beach to Englewood FL out 20 to 60 NM |
| Headline | Special Marine Warning issued May 28 at 7:28AM EDT until May 28 at 8:30AM EDT by NWS Tampa Bay Ruskin FL |
| Expires | 2026-05-28T08:30:00-04:00 |
| SenderName | NWS Tampa Bay Ruskin FL |
| HasExactCoords | true |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 43/100, near Punta Gorda Isles (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.