This alert expired on 15 July 2026 at 14:03 UTC. It is kept here as a record.
No stronger detection stands among the 16 recorded within 20 km of this point since 20 May 2026 — 10 others scored the same. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 15 at 8:54AM CDT until July 15 at 9:00AM CDT by NWS Lake Charles LA
An estimated 222,915 people live within 50 km of this point.
Nearby, since 20 May 2026
- July 2, 2026 · score 43 · 6.7 km
- May 23, 2026 · score 43 · 8.2 km
- June 21, 2026 · score 43 · 25.3 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.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 29.8989, -93.8444 |
| Nearest City | Groves (9 km) |
| Population Exposed | 222.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-15T13:54:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.549460be0ec2c5c8bebaddb7b5a3f3777b3ebc7f.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Sabine Lake |
| Headline | Special Marine Warning issued July 15 at 8:54AM CDT until July 15 at 9:00AM CDT by NWS Lake Charles LA |
| Expires | 2026-07-15T09:03:00-05:00 |
| SenderName | NWS Lake Charles LA |
| HasExactCoords | true |
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 43/100, near Groves (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.