Right now
The most recent data we hold from NOAA arrived 23 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 18 July 2026 at 22:45 UTC. It is kept here as a record.
No stronger detection stands among the 65 recorded within 20 km of this point since 16 March 2026 — 21 others scored the same. The last comparable one was on 14 July 2026. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 18 at 4:26PM CDT until July 18 at 5:45PM CDT by NWS Mobile AL
Urban PEI: 90,901 within a heuristic 50 km radius; not unique people.
Nearby, since 16 March 2026
- July 26, 2026 · score 39 · 0.7 km
- July 5, 2026 · score 39 · 5.6 km
- August 2, 2026 · score 32 · 7.8 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.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 39 / 100 |
| Legacy data-support index | 0.79/1 |
| Coordinates | 30.2308, -85.8117 |
| Nearest City | Lynn Haven (16 km) |
| Urban exposure index (PEI) | 90.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-18T21:26:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.28db5e19875105cea72b822fd2dae798 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-07-18T21:26:00.000Z.
First archived: 2026-07-18T21:30:22.691Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Pensacola Bay Area including Santa Rosa Sound; Western Choctawhatchee Bay; Eastern Choctawhatchee Bay; 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; 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 |
| Headline | Special Marine Warning issued July 18 at 4:26PM CDT until July 18 at 5:45PM CDT by NWS Mobile AL |
| Expires | 2026-07-18T17:45:00-05:00 |
| SenderName | NWS Mobile AL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.28db5e19875105cea72b822fd2dae79838941c8e.001.1","noaa_urn:oid:2.49.0.1.840.0.a599834b600920e8e3151c6a4bcc025c3b4d8bb6.001.1"] |
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.
Review the area, threshold and delivery channel in your account.
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