This alert expired on 30 August 2026 at 23:45 UTC. It is kept here as a record.
It is the 14th strongest of the 16 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 12 August 2026.
What the source measured
NOAA reported: Special Marine Warning issued August 30 at 7:19PM EDT until August 30 at 7:45PM EDT by NWS Tallahassee FL
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 60 % 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) | 16 / 100 |
| Our confidence | 60% |
| Coordinates | 29.7538, -83.5337 |
| Nearest City | Tallahassee (105 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-30T23:19:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Suwannee River to Keaton Beach out 20 NM |
| Headline | Special Marine Warning issued August 30 at 7:19PM EDT until August 30 at 7:45PM EDT by NWS Tallahassee FL |
| Expires | 2026-08-30T19:45:00-04:00 |
| SenderName | NWS Tallahassee FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.670a6ef5e3051584af367285f7da47d825f99f82.001.1","noaa_urn:oid:2.49.0.1.840.0.670a6ef5e3051584af367285f7da47d825f99f82.001.1"] |
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 16/100, near Tallahassee (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.