Right now
The most recent data we hold from NOAA arrived 20 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 22 September 2026 at 23:30 UTC. It is kept here as a record.
It is one of only 2 we have recorded within 20 km of this point since 1 September 2026. The last comparable one was on 1 September 2026.
What the source measured
NOAA reported: Special Marine Warning issued September 22 at 5:26PM CDT until September 22 at 6:30PM CDT by NWS Lake Charles LA
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 16 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) | 16 / 100 |
| Legacy data-support index | 0.60/1 |
| Coordinates | 29.7104, -92.9838 |
| Nearest City | Lake Charles (59 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-09-22T22:26:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.714a856d8468dfd207f3e8d1b76108dcd6341aa4.001.1 |
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: 2026-09-22T22:26:00.000Z.
First archived: 2026-09-22T22:33:18.198Z. 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 | Sabine Lake; Calcasieu Lake; Coastal waters from Cameron LA to High Island TX out 20 NM; Coastal waters from Intracoastal City to Cameron LA out 20 NM; Vermilion and West Cote Blanche Bays; Atchafalaya and East Cote Blanche Bays; Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM |
| Headline | Special Marine Warning issued September 22 at 5:26PM CDT until September 22 at 6:30PM CDT by NWS Lake Charles LA |
| Expires | 2026-09-22T18:30:00-05:00 |
| SenderName | NWS Lake Charles LA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.714a856d8468dfd207f3e8d1b76108dcd6341aa4.001.1","noaa_urn:oid:2.49.0.1.840.0.08ed8d0fe4eacfff249240087f03f787d659728e.001.1","noaa_urn:oid:2.49.0.1.840.0.afb3e1ddfaacf6f597329c4ef078ce600cfc79cc.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.
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