This alert expired on 16 June 2026 at 19:45 UTC. It is kept here as a record.
No stronger detection stands among the 26 recorded within 20 km of this point since 12 March 2026 — 13 others scored the same. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 16 at 2:01PM CDT until June 16 at 2:45PM CDT by NWS Tallahassee FL
An estimated 108,781 people live within 50 km of this point.
Nearby, since 12 March 2026
- May 25, 2026 · score 43 · 3.2 km
- July 30, 2026 · score 39 · 9.6 km
- May 7, 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.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 30.1153, -86.5356 |
| Nearest City | Fort Walton Beach (35 km) |
| Population Exposed | 108.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-16T19:01:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.3c9a3de4d098edfd7572baebed3872fb |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM; Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM; Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM; Coastal Waters from Mexico Beach to Apalachicola out 20 NM; Coastal Waters From Ochlockonee River to Apalachicola FL out to 20 Nm; Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM; Waters from Mexico Beach to Apalachicola FL from 20 to 60 NM; Waters from Suwannee River to Apalachicola FL from 20 to 60 NM; Coastal waters from Okaloosa-Walton County Line to Pensacola FL out 20 NM; Waters from Okaloosa-Walton County Line to Pensacola FL from 20 to 60 NM and 1 more areas |
| Headline | Special Marine Warning issued June 16 at 2:01PM CDT until June 16 at 2:45PM CDT by NWS Tallahassee FL |
| Expires | 2026-06-16T14:45:00-05:00 |
| SenderName | NWS Tallahassee FL |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.3c9a3de4d098edfd7572baebed3872fb263c24d5.001.1","noaa_urn:oid:2.49.0.1.840.0.0f5ab978fc22dad17796d6b793187b7a4430de3a.001.1","noaa_urn:oid:2.49.0.1.840.0.68a29a58aca3663f5073837409adbd2de914540c.001.1","noaa_urn:oid:2.49.0.1.840.0.ee666b51de91d31ec1f882631a58b395b9728b5b.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 8 March 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 in this area?
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.