Right now
The most recent data we hold from NOAA arrived 1 minute 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 22 September 2026 at 23:45 UTC. It is kept here as a record.
It is the 18th strongest of the 23 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued September 22 at 5:22PM CDT until September 22 at 6:45PM CDT by NWS Mobile AL
Urban PEI: 322,095 within a heuristic 50 km radius; not unique people.
Nearby, since 12 March 2026
- May 22, 2026 · score 43 · 10.1 km
- June 18, 2026 · score 43 · 10.6 km
- May 9, 2026 · score 43 · 10.7 km
How we know
2 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 37 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 v5. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 37 / 100 |
| Legacy data-support index | 0.85/1 |
| Coordinates | 30.3276, -87.7671 |
| Nearest City | Foley (12 km) |
| Urban exposure index (PEI) | 322.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-22T22:22:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.8cc4309ac0babff84fe217bcecacff51859a2935.001.1 |
Physical priority index · v5. 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: 2026-09-22T22:22:00.000Z.
First archived: 2026-09-22T22:27:34.181Z. Material modification: 2026-09-22T22:33:24.532Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-22T22:33:24.532Z · data_change
Index 37 → 37; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | North Mobile Bay; South Mobile Bay; Mississippi Sound; Coastal waters from Pensacola FL to Pascagoula MS out 20 NM; Perdido Bay Area; Coastal waters from Pensacola FL to Pascagoula MS out 20 NM |
| Headline | Special Marine Warning issued September 22 at 5:22PM CDT until September 22 at 6:45PM CDT by NWS Mobile AL |
| Expires | 2026-09-22T18:45:00-05:00 |
| SenderName | NWS Mobile AL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8cc4309ac0babff84fe217bcecacff51859a2935.001.1","noaa_urn:oid:2.49.0.1.840.0.9573e0533bc2b3af46d1c3fc4de87130f23aff57.002.1"] |
| Iem TypeSummary | M |
| Iem Magnitude | 41 |
| Iem Unit | MPH |
| Iem City | Pensacola NAS |
| Iem County | Escambia |
| Iem State | FL |
| Iem Wfo | MOB |
| Iem Remark | AWOS station KNPA Pensacola NAS gust to 41 mph or 36 knots from thunderstorm winds. |
| MergedSources | [{"id":"iem_M_30.300_-87.510_1790114040000","source":"iem","severity":"low","severityValue":25,"timestamp":1790114040000,"latitude":30.3,"longitude":-87.51},{"id":"iem_M_30.350_-87.320_1790111940000","source":"iem","severity":"low","severityValue":25,"timestamp":1790111940000,"latitude":30.35,"longitude":-87.32}] |
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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