Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is in it.
Nothing else has been detected within 20 km in the last 24 hours.
This alert is in force until 11 September 2026, 19:30 UTC.
It is the 50th strongest of the 84 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 8 September 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued September 11 at 2:03PM EDT until September 11 at 3:30PM EDT by NWS Tallahassee FL
Nearby, since 16 March 2026
- July 20, 2026 · score 22 · 12.2 km
- June 3, 2026 · score 22 · 14.4 km
- August 13, 2026 · score 22 · 14.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 16 out of 100, at 62 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 16 / 100 |
| Our confidence | 62% |
| Coordinates | 29.6406, -84.7806 |
| Nearest City | Tallahassee (101 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-11T18:03:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.41531f3dce0d1fc21145d5b00b797064495ca4e9.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Apalachee Bay or Coastal Waters From Keaton Beach to Ochlockonee River Fl out to 20 Nm; Coastal Waters from Mexico Beach to Apalachicola out 20 NM; Coastal Waters From Ochlockonee River to Apalachicola FL out to 20 Nm; Waters from Mexico Beach to Apalachicola FL from 20 to 60 NM; Waters from Suwannee River to Apalachicola FL from 20 to 60 NM |
| Headline | Special Marine Warning issued September 11 at 2:03PM EDT until September 11 at 3:30PM EDT by NWS Tallahassee FL |
| Expires | 2026-09-11T15:30:00-04:00 |
| SenderName | NWS Tallahassee 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 8 March 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.
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