This alert expired on 16 March 2026 at 06:15 UTC. It is kept here as a record.
It is the 6th strongest of the 114 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 16 at 12:19AM CDT until March 16 at 1:15AM CDT by NWS Nashville TN
An estimated 342,371 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 22, 2026 · score 67 · 4.3 km
- July 9, 2026 · score 43 · 8.9 km
- August 10, 2026 · score 43 · 9.4 km
How we know
Confirmed by 6 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 88 % 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 | 88% |
| Coordinates | 34.8217, -86.6477 |
| Nearest City | Huntsville (11 km) |
| Population Exposed | 342.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T05:19:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.cf38366ac61c99fe79ad9172016df660 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Clay, TN; Fentress, TN; Overton, TN; Pickett, TN; Putnam, TN; Coffee, TN; De Kalb, TN; Grundy, TN; Van Buren, TN; Warren, TN; White, TN; Jackson, AL; Limestone, AL; Madison, AL; Marshall, AL; Morgan, AL and 13 more areas |
| Headline | Severe Thunderstorm Warning issued March 16 at 12:19AM CDT until March 16 at 1:15AM CDT by NWS Nashville TN |
| Expires | 2026-03-16T01:15:00-05:00 |
| SenderName | NWS Nashville TN |
| HasExactCoords | true |
| MergedCount | 16 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.cf38366ac61c99fe79ad9172016df660666ba478.001.1","noaa_urn:oid:2.49.0.1.840.0.31ccf3837bf3ac98d9d7dbfce4ba97a5e8b2bc47.001.1","noaa_urn:oid:2.49.0.1.840.0.90c0df70262585a9c5062d2cd86d4ff80f31100e.002.1","noaa_urn:oid:2.49.0.1.840.0.76b116c5898ef0a4503441e0e936ed56cbf2ce36.001.1","noaa_urn:oid:2.49.0.1.840.0.b263f074739fc440cf4269a3b2020905fbdbd145.002.1","noaa_urn:oid:2.49.0.1.840.0.9afc224b3a60a65a9dd921c85c9dffd03e69d8a6.001.1","noaa_urn:oid:2.49.0.1.840.0.352d8243b95d18e33a9f344ef459b59c18c9d228.002.1","noaa_urn:oid:2.49.0.1.840.0.2c20a42c509786d56a92a215e78dc834f4d48354.002.1","noaa_urn:oid:2.49.0.1.840.0.d1559fbece0a790191abd2d8caf5428e01a1c6f7.002.1","noaa_urn:oid:2.49.0.1.840.0.df279de6d4094d9b0e2cbe7a286c9956b1c95f58.001.1","noaa_urn:oid:2.49.0.1.840.0.0156a24ec17ce8379ca119a9e165b75110e50c44.001.1","noaa_urn:oid:2.49.0.1.840.0.fb1afa101a8454b1c15ec55fefd6a0d0c118802a.002.1","noaa_urn:oid:2.49.0.1.840.0.7c9cd1b06a63be9701e5318e54aee332c7dcfd26.001.1","noaa_urn:oid:2.49.0.1.840.0.bc6e98322e50cf47926bd7594a42b9a7d246568d.002.1","noaa_urn:oid:2.49.0.1.840.0.8aca64b72433ceb4a2ae89928757d9556b8e8f65.001.1","noaa_urn:oid:2.49.0.1.840.0.653cdc0cdc0beead04eae99b11109c1fb368ded2.002.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 4 W Lester |
| Spc County | Lauderdale |
| Spc State | AL |
| Spc Comments | 1 foot tree limbs in road near this location. (HUN) |
| Iem TypeSummary | O |
| Iem City | 1 S Somerville |
| Iem County | Morgan |
| Iem State | AL |
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 Huntsville?
Calamity.live data shows a weather event with CalamityScore 43/100, near Huntsville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.