Right now
The most recent data we hold from NOAA arrived 9 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 7 May 2026 at 06:15 UTC. It is kept here as a record.
No stronger detection stands among the 53 recorded within 20 km of this point since 7 May 2026 — 2 others scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 7 at 12:17AM CDT until May 7 at 1:15AM CDT by NWS Mobile AL
An estimated 46,805 people live within 50 km of this point.
Nearby, since 7 May 2026
- May 28, 2026 · score 34 · 7.3 km
- May 27, 2026 · score 39 · 13.3 km
- May 25, 2026 · score 34 · 19.6 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 89 % 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 | Critical |
| Calamity Score (ours) | 48 / 100 |
| Our confidence | 89% |
| Coordinates | 31.2041, -89.1259 |
| Nearest City | Hattiesburg (21 km) |
| Population Exposed | 46.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-07T05:17:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.078e77228825275a0d7c74fa4b65e805 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Greene, MS; Perry, MS; Forrest, MS; Lamar, MS |
| Headline | Severe Thunderstorm Warning issued May 7 at 12:17AM CDT until May 7 at 1:15AM CDT by NWS Mobile AL |
| Expires | 2026-05-07T01:15:00-05:00 |
| SenderName | NWS Mobile AL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.078e77228825275a0d7c74fa4b65e805138b8f44.001.1","noaa_urn:oid:2.49.0.1.840.0.cf079ec9e0992e6ef58a123d2aba4dd1622aa602.001.1"] |
| Spc ReportType | tornado |
| Spc Speed | UNK |
| Spc Location | 2 N Purvis |
| Spc County | Lamar |
| Spc State | MS |
| Spc Comments | Emergency manager reported damage to office building. (JAN) |
| Iem TypeSummary | T |
| Iem City | 2 N Purvis |
| Iem County | Lamar |
| Iem State | MS |
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 near Hattiesburg?
Calamity.live data shows a weather event with CalamityScore 48/100, near Hattiesburg (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.