This alert expired on 13 May 2026 at 09:00 UTC. It is kept here as a record.
No stronger detection stands among the 15 recorded within 20 km of this point since 16 March 2026 — 13 others scored the same. The last comparable one was on 9 May 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 13 at 3:26AM EDT until May 13 at 5:00AM EDT by NWS Tallahassee FL
Nearby, since 16 March 2026
- September 1, 2026 · score 16 · 9.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 62 % 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) | 22 / 100 |
| Our confidence | 62% |
| Coordinates | 29.1160, -84.4360 |
| Nearest City | Tallahassee (148 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-13T07:26:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.7c596d2cedc1e9e7ed5485912b61f8335f06e0b2.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Waters from Suwannee River to Apalachicola FL from 20 to 60 NM |
| Headline | Special Marine Warning issued May 13 at 3:26AM EDT until May 13 at 5:00AM EDT by NWS Tallahassee FL |
| Expires | 2026-05-13T05:00:00-04:00 |
| 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 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 near Tallahassee?
Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.