This alert expired on 17 July 2026 at 21:30 UTC. It is kept here as a record.
It is the 3rd strongest of the 22 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 17 at 4:11PM CDT until July 17 at 4:30PM CDT by NWS Birmingham AL
An estimated 246,021 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 7, 2026 · score 49 · 5.9 km
- May 7, 2026 · score 49 · 21.5 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 80 % 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 | 80% |
| Coordinates | 32.4137, -86.0269 |
| Nearest City | Montgomery (26 km) |
| Population Exposed | 246.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-17T21:11:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.152cd1747476d2f5f397777c5f323d68ce95293f.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Macon, AL; Montgomery, AL |
| Headline | Severe Thunderstorm Warning issued July 17 at 4:11PM CDT until July 17 at 4:30PM CDT by NWS Birmingham AL |
| Expires | 2026-07-17T16:30:00-05:00 |
| SenderName | NWS Birmingham AL |
| HasExactCoords | true |
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 Montgomery (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.