This alert expired on 7 June 2026 at 10:00 UTC. It is kept here as a record.
No stronger detection stands among the 7 recorded within 20 km of this point since 20 May 2026 — 3 others scored the same. The last comparable one was on 23 May 2026.
What the source measured
NOAA reported: Special Marine Warning issued June 7 at 3:59AM CDT until June 7 at 5:00AM CDT by NWS Brownsville TX
An estimated 90,270 people live within 50 km of this point.
Nearby, since 20 May 2026
- May 20, 2026 · score 39 · 4.0 km
- July 10, 2026 · score 22 · 15.1 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 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
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 |
| Our confidence | 81% |
| Coordinates | 26.4600, -97.3793 |
| Nearest City | Harlingen (44 km) |
| Population Exposed | 90.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-07T08:59:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.c3af3e4b5a47793f4c91bc3b548d77a3c2327e68.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Laguna Madre From the Port Of Brownsville to the Arroyo Colorado; Laguna Madre From The Arroyo Colorado To 5 NM North Of Port Mansfield TX |
| Headline | Special Marine Warning issued June 7 at 3:59AM CDT until June 7 at 5:00AM CDT by NWS Brownsville TX |
| Expires | 2026-06-07T05:00:00-05:00 |
| SenderName | NWS Brownsville TX |
| 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 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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.