This alert expired on 10 March 2026 at 02:30 UTC. It is kept here as a record.
It is the 17th strongest of the 27 detections recorded within 20 km of this point since 9 March 2026. The last comparable one was on 9 March 2026. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 9 at 8:34PM CDT until March 9 at 9:30PM CDT by NWS Jackson MS
Nearby, since 9 March 2026
- March 9, 2026 · score 46 · 10.8 km
- May 7, 2026 · score 36 · 13.1 km
- June 27, 2026 · score 22 · 19.0 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % 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) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 31.2330, -90.1270 |
| Nearest City | Hattiesburg (80 km) |
| Impact Tier | minor |
| Timestamp | 2026-03-10T01:34:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Covington, MS; Jefferson Davis, MS; Lawrence, MS; Simpson, MS; Tangipahoa, LA; Washington, LA |
| Headline | Severe Thunderstorm Warning issued March 9 at 8:34PM CDT until March 9 at 9:30PM CDT by NWS Jackson MS |
| Expires | 2026-03-09T21:30:00-05:00 |
| SenderName | NWS Jackson MS |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.f211b3f430a325a2e03b0338853fcdb785066132.001.1","noaa_urn:oid:2.49.0.1.840.0.327e42600ab350e5243799bafa20fc7136d74e89.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | 2 SSW Norfield |
| Iem County | Lincoln |
| Iem State | MS |
| Iem Wfo | JAN |
| MergedSources | [{"id":"iem_H_31.380_-90.490_1773096180000","source":"iem","severity":"low","severityValue":25,"timestamp":1773096180000}] |
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 22/100, near Hattiesburg (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.