This alert expired on 16 March 2026 at 09:45 UTC. It is kept here as a record.
No stronger detection stands among the 14 recorded within 20 km of this point since 16 March 2026 — 8 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 March 16 at 4:35AM CDT until March 16 at 4:45AM CDT by NWS Birmingham AL
An estimated 110,150 people live within 50 km of this point.
Nearby, since 16 March 2026
- March 16, 2026 · score 43 · 21.2 km
- August 13, 2026 · score 39 · 23.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 78 % 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) | 43 / 100 |
| Our confidence | 78% |
| Coordinates | 35.7822, -82.9949 |
| Nearest City | Greeneville (45 km) |
| Population Exposed | 110.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T09:35:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.1cd522bdc2cf0fa8728b31bc70b4beda |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Tallapoosa, AL; Carroll, GA; Cherokee, GA; Clayton, GA; Cobb, GA; DeKalb, GA; Douglas, GA; Forsyth, GA; Fulton, GA; Gwinnett, GA; Macon, NC and 13 more areas |
| Headline | Severe Thunderstorm Warning issued March 16 at 4:35AM CDT until March 16 at 4:45AM CDT by NWS Birmingham AL |
| Expires | 2026-03-16T04:45:00-05:00 |
| SenderName | NWS Birmingham AL |
| HasExactCoords | true |
| MergedCount | 16 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1cd522bdc2cf0fa8728b31bc70b4beda69e46bdb.001.1","noaa_urn:oid:2.49.0.1.840.0.3e0e7b1476f94dc3fdb3e97f3626073d41425eef.002.1","noaa_urn:oid:2.49.0.1.840.0.3ae0d7907de8708d87952d73b33055d4a53e3c90.001.1","noaa_urn:oid:2.49.0.1.840.0.079f06cbfda5a6e1c48edd8abcd2debf32deca69.001.1","noaa_urn:oid:2.49.0.1.840.0.6bdb370367e34e1f570eb34a6cbb41d5d018402e.002.1","noaa_urn:oid:2.49.0.1.840.0.f154e3cd843054a1e538dfbd004d70ac23272a37.001.1","noaa_urn:oid:2.49.0.1.840.0.277abc4e147027a76369182c91a995dd7f78344c.001.1","noaa_urn:oid:2.49.0.1.840.0.0466d87699cbf835e3b7e803ce3ab538b8fb6979.002.1","noaa_urn:oid:2.49.0.1.840.0.c26f7f69ad5eca61d278d90cb4dca45bdded0441.001.1","noaa_urn:oid:2.49.0.1.840.0.9e6462efeca968e8c5365eedcfb728a281f6f356.002.1","noaa_urn:oid:2.49.0.1.840.0.19f48c9e92bb7284a74223d941283122fbe51571.001.1","noaa_urn:oid:2.49.0.1.840.0.4cb2309b894bec0e13104b60cfa64203e3f49996.001.1","noaa_urn:oid:2.49.0.1.840.0.f66cf4b076d591a4b1fe70dafefb71adfd23e56a.001.1","noaa_urn:oid:2.49.0.1.840.0.92e80684e44b7c590827003c02374c9814973439.001.1","noaa_urn:oid:2.49.0.1.840.0.d978a05a02d37a8f9f125723910c7c98dc475ad9.001.1","noaa_urn:oid:2.49.0.1.840.0.2fa44e00db8fc7008e53ee6ba2c59a3908de2214.001.1"] |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.