Right now
The most recent data we hold from NOAA arrived 3 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest 3 km from here.
This alert expired on 19 September 2026 at 22:15 UTC. It is kept here as a record.
It is the 4th strongest of the 9 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 1 August 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 19 at 4:18PM CDT until September 19 at 5:15PM CDT by NWS Tallahassee FL
Urban PEI: 18,853 within a heuristic 50 km radius; not unique people.
Nearby, since 12 March 2026
- March 12, 2026 · score 58 · 4.1 km
- September 19, 2026 · score 32 · 26.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v5. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 28 / 100 |
| Legacy data-support index | 0.78/1 |
| Coordinates | 31.6927, -85.5605 |
| Nearest City | Troy (41 km) |
| Urban exposure index (PEI) | 18.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-19T21:18:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.7b7c0624ba758d754a7c387df8ea28ff0e0c8def.001.1 |
Physical priority index · v5. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-09-19T21:18:00.000Z.
First archived: 2026-09-19T21:23:13.303Z. Material modification: 2026-09-19T21:28:48.824Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-19T21:28:48.824Z · data_change
Index 28 → 28; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Dale, AL; Henry, AL; Bullock, AL; Pike, AL; Barbour, AL |
| Headline | Severe Thunderstorm Warning issued September 19 at 4:18PM CDT until September 19 at 5:15PM CDT by NWS Tallahassee FL |
| Expires | 2026-09-19T17:15:00-05:00 |
| SenderName | NWS Tallahassee FL |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.7b7c0624ba758d754a7c387df8ea28ff0e0c8def.001.1","noaa_urn:oid:2.49.0.1.840.0.78cbab34dbed0ea96cdedbcc822f814e9f972509.001.1","noaa_urn:oid:2.49.0.1.840.0.6e26b6937f6ca313accc2b9f181ff268566be904.001.1","noaa_urn:oid:2.49.0.1.840.0.f3e9c1ce75fcb113930fb35b876be086215edeac.001.1"] |
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.
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