Right now
The most recent data we hold from NOAA arrived this minute, and this point is in it.
One other detection within 20 km in the last 24 hours, <1 km from here.
This alert is in force until 10 September 2026, 17:45 UTC.
It is the 40th strongest of the 62 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued September 10 at 10:46AM CDT until September 10 at 12:45PM CDT by NWS New Orleans LA
An estimated 232,319 people live within 50 km of this point.
Nearby, since 12 March 2026
- July 11, 2026 · score 43 · 1.6 km
- May 22, 2026 · score 43 · 12.4 km
- May 24, 2026 · score 43 · 13.0 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 82 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. 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 |
| Our confidence | 82% |
| Coordinates | 30.3035, -89.3588 |
| Nearest City | Long Beach (21 km) |
| Population Exposed | 232.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-10T15:46:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.93d5c4f2a6a4c0d0ec67cbfa5a9fc2d465600044.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Hancock, MS; Harrison, MS |
| Headline | Flash Flood Warning issued September 10 at 10:46AM CDT until September 10 at 12:45PM CDT by NWS New Orleans LA |
| Expires | 2026-09-10T12:45:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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 near Long Beach?