This alert expired on 7 August 2026 at 22:45 UTC. It is kept here as a record.
No stronger detection stands among the 75 recorded within 20 km of this point since 16 March 2026 — 35 others scored the same. The last comparable one was on 7 July 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 7 at 4:49PM CDT until August 7 at 5:45PM CDT by NWS Huntsville AL
An estimated 379,183 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 10, 2026 · score 43 · 2.7 km
- June 23, 2026 · score 43 · 12.2 km
- August 10, 2026 · score 43 · 15.1 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 89 % 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) | 43 / 100 |
| Our confidence | 89% |
| Coordinates | 34.5280, -86.6500 |
| Nearest City | Madison (21 km) |
| Population Exposed | 379.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-07T21:49:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Limestone, AL; Madison, AL; Marshall, AL; Morgan, AL |
| Headline | Severe Thunderstorm Warning issued August 7 at 4:49PM CDT until August 7 at 5:45PM CDT by NWS Huntsville AL |
| Expires | 2026-08-07T17:45:00-05:00 |
| SenderName | NWS Huntsville AL |
| HasExactCoords | true |
| Iem TypeSummary | D |
| Iem City | 3 S Section |
| Iem County | Jackson |
| Iem State | AL |
| Iem Wfo | HUN |
| Iem Remark | Multiple trees down near 3175 CR 43. |
| MergedSources | [{"id":"iem_D_34.530_-85.910_1786135500000","source":"iem","severity":"low","severityValue":25,"timestamp":1786135500000,"latitude":34.53,"longitude":-85.91},{"id":"iem_D_34.510_-85.860_1786135500000","source":"iem","severity":"low","severityValue":25,"timestamp":1786135500000,"latitude":34.51,"longitude":-85.86},{"id":"iem_H_34.510_-85.890_1786134000000","source":"iem","severity":"low","severityValue":25,"timestamp":1786134000000,"latitude":34.51,"longitude":-85.89},{"id":"iem_D_34.540_-85.990_1786135740000","source":"iem","severity":"low","severityValue":25,"timestamp":1786135740000,"latitude":34.54,"longitude":-85.99}] |
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 43/100, near Madison (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.