This alert expired on 12 March 2026 at 10:45 UTC. It is kept here as a record.
No stronger detection stands among the 60 recorded within 20 km of this point since 12 March 2026 — 30 others scored the same.
What the source measured
NOAA reported: Special Marine Warning issued March 12 at 3:47AM CDT until March 12 at 5:45AM CDT by NWS Tallahassee FL
An estimated 90,901 people live within 50 km of this point.
Nearby, since 12 March 2026
- May 24, 2026 · score 39 · 10.5 km
- July 20, 2026 · score 39 · 11.3 km
- July 19, 2026 · score 39 · 11.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 78 % 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) | 39 / 100 |
| Our confidence | 78% |
| Coordinates | 30.1190, -86.0850 |
| Nearest City | Santa Rosa Beach (34 km) |
| Population Exposed | 90.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-12T08:47:00.000Z |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | St. Andrews Bay Waterways; Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM; Coastal Waters from Mexico Beach to Apalachicola out 20 NM; Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM; Pensacola Bay Area including Santa Rosa Sound; Western Choctawhatchee Bay; Eastern Choctawhatchee Bay; Coastal waters from Pensacola FL to Pascagoula MS out 20 NM; Coastal waters from Okaloosa-Walton County Line to Pensacola FL out 20 NM; Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM; Waters from Okaloosa-Walton County Line to Pensacola FL from 20 to 60 NM |
| Headline | Special Marine Warning issued March 12 at 3:47AM CDT until March 12 at 5:45AM CDT by NWS Tallahassee FL |
| Expires | 2026-03-12T05:45:00-05:00 |
| SenderName | NWS Tallahassee FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1f28463c8f924d9363ee6ebcf14810a8d01118bb.001.1","noaa_urn:oid:2.49.0.1.840.0.78bebb6bfda7f5f0169fb9b3b7b6cc874acdde76.001.1"] |
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 39/100, near Santa Rosa Beach (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.