This alert expired on 18 July 2026 at 21:30 UTC. It is kept here as a record.
It is the 2nd strongest of the 53 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 10 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 18 at 4:25PM EDT until July 18 at 5:30PM EDT by NWS Tallahassee FL
An estimated 58,442 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 16, 2026 · score 39 · 2.5 km
- July 26, 2026 · score 39 · 6.7 km
- July 14, 2026 · score 39 · 10.1 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 80 % 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 | 80% |
| Coordinates | 29.9897, -85.2622 |
| Nearest City | Panama City (43 km) |
| Population Exposed | 58.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-18T20:25:00.000Z |
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; Coastal Waters From Ochlockonee River to Apalachicola FL out to 20 Nm; 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; Waters from Mexico Beach to Apalachicola FL from 20 to 60 NM |
| Headline | Special Marine Warning issued July 18 at 4:25PM EDT until July 18 at 5:30PM EDT by NWS Tallahassee FL |
| Expires | 2026-07-18T17:30:00-04:00 |
| SenderName | NWS Tallahassee FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a599834b600920e8e3151c6a4bcc025c3b4d8bb6.001.1","noaa_urn:oid:2.49.0.1.840.0.ffb079ff088feb23908bdbd12ec58e4123e470f3.001.1"] |
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 Panama City (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.