Special Marine Warning
Special Marine Warning issued March 12 at 3:47AM CDT until March 12 at 5:45AM CDT by NWS Tallahassee FL
Geographic Context
This weather event occurred near Santa Rosa Beach (approximately 34 km away) in United States, an area that experiences a range of natural hazards. An estimated 90.9K people live within 50 km of the event location, placing this in the "significant" population impact tier.
Event Assessment
This event is a weather event classified as medium severity. Calamity.live has classified it as "medium" severity with a severity value of 50. The computed Calamity Score is 39 out of 100, suggesting contained impact at this time. The primary scoring components are: historical (80), population (55), intensity (35). Data for this event was sourced from noaa, one of the 250 scientific monitoring sources aggregated by Calamity.live.
Regional Monitoring Context
United States has a documented history of weather events. Monitoring for weather events in the region relies on a combination of ground-based sensors, satellite remote sensing, and official reporting from national agencies. The frequency and severity of such events are tracked over time to support risk assessment and emergency preparedness.
Event Data
| Type | Weather |
| Severity | medium |
| Severity Value | 50 |
| Calamity Score | 39 / 100 |
| 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.
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 197 scientific monitoring sources.