This alert expired on 13 August 2026 at 14:45 UTC. It is kept here as a record.
It is the 2nd strongest of the 27 detections recorded within 20 km of this point since 25 April 2026. The last comparable one was on 12 July 2026.
What the source measured
NOAA reported: Special Marine Warning issued August 13 at 8:10AM CDT until August 13 at 9:45AM CDT by NWS Mobile AL
An estimated 307,360 people live within 50 km of this point.
Nearby, since 25 April 2026
- June 16, 2026 · score 37 · 6.1 km
- August 13, 2026 · score 43 · 9.6 km
- June 24, 2026 · score 43 · 10.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % 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) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 30.3113, -88.1950 |
| Nearest City | Tillmans Corner (31 km) |
| Population Exposed | 307.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-13T13:10:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | South Mobile Bay; Mississippi Sound |
| Headline | Special Marine Warning issued August 13 at 8:10AM CDT until August 13 at 9:45AM CDT by NWS Mobile AL |
| Expires | 2026-08-13T09:45:00-05:00 |
| SenderName | NWS Mobile AL |
| 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.
Calamity.live data shows a weather event with CalamityScore 43/100, near Tillmans Corner (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.