This alert expired on 17 May 2026 at 21:30 UTC. It is kept here as a record.
No stronger detection stands among the 45 recorded within 20 km of this point since 15 March 2026 — 10 others scored the same. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 17 at 4:50PM EDT until May 17 at 5:30PM EDT by NWS Tampa Bay Ruskin FL
An estimated 527,045 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 20, 2026 · score 48 · 3.8 km
- June 28, 2026 · score 43 · 5.4 km
- July 22, 2026 · score 48 · 6.4 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 89 % 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) | 48 / 100 |
| Our confidence | 89% |
| Coordinates | 26.7545, -82.1655 |
| Nearest City | Punta Gorda Isles (20 km) |
| Population Exposed | 527.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-17T20:50:00.000Z |
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 |
| Headline | Special Marine Warning issued May 17 at 4:50PM EDT until May 17 at 5:30PM EDT by NWS Tampa Bay Ruskin FL |
| Expires | 2026-05-17T17:30:00-04:00 |
| SenderName | NWS Tampa Bay Ruskin FL |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 0.5 |
| Iem Unit | Inch |
| Iem City | 2 ENE Cape Coral |
| Iem County | Lee |
| Iem State | FL |
| Iem Wfo | TBW |
| Iem Remark | Video of 1/2 inch hail near SE 31st Terrace and SE 10th Place. |
| MergedSources | [{"id":"iem_G_26.530_-81.750_1779046500000","source":"iem","severity":"low","severityValue":25,"timestamp":1779046500000,"latitude":26.53,"longitude":-81.75},{"id":"iem_G_26.600_-81.900_1779046920000","source":"iem","severity":"low","severityValue":25,"timestamp":1779046920000,"latitude":26.6,"longitude":-81.9},{"id":"iem_H_26.590_-81.950_1779047760000","source":"iem","severity":"low","severityValue":25,"timestamp":1779047760000,"latitude":26.59,"longitude":-81.95}] |
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 48/100, 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.