This alert expired on 1 September 2026 at 23:45 UTC. It is kept here as a record.
It is the 7th strongest of the 8 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 17 July 2026.
What the source measured
NOAA reported: Special Marine Warning issued September 1 at 6:50PM EDT until September 1 at 7:45PM EDT by NWS Tampa Bay Ruskin FL
An estimated 465,095 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 17, 2026 · score 48 · 5.4 km
- June 30, 2026 · score 48 · 12.3 km
- July 17, 2026 · score 48 · 13.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 79 % 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) | 37 / 100 |
| Our confidence | 79% |
| Coordinates | 27.4257, -82.9029 |
| Nearest City | Bayshore Gardens (31 km) |
| Population Exposed | 465.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-01T22:50:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.fcfe7b8ab2310ebc67ffdb868c4bef63312bb979.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Englewood to Tarpon Springs FL out 20 NM; Waters from Englewood to Tarpon Springs FL out 20 to 60 NM |
| Headline | Special Marine Warning issued September 1 at 6:50PM EDT until September 1 at 7:45PM EDT by NWS Tampa Bay Ruskin FL |
| Expires | 2026-09-01T19:45:00-04:00 |
| 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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 37/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.