This alert expired on 1 July 2026 at 20:32 UTC. It is kept here as a record.
It is the 4th strongest of the 25 detections recorded within 20 km of this point since 1 June 2026. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 1 at 3:23PM CDT until July 1 at 3:30PM CDT by NWS Huntsville AL
Nearby, since 1 June 2026
- August 8, 2026 · score 22 · 15.4 km
- August 27, 2026 · score 16 · 16.3 km
- July 27, 2026 · score 22 · 28.1 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 64 % 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) | 22 / 100 |
| Our confidence | 64% |
| Coordinates | 33.8136, -87.4860 |
| Nearest City | Hueytown (60 km) |
| Impact Tier | minor |
| Timestamp | 2026-07-01T20:23:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.56a515dff059969da66333d10da7a949 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Franklin, AL; Lawrence, AL; Lauderdale, AL; Lawrence, AL; Limestone, AL; Morgan, AL; Winston, AL and 5 more areas |
| Headline | Severe Thunderstorm Warning issued July 1 at 3:23PM CDT until July 1 at 3:30PM CDT by NWS Huntsville AL |
| Expires | 2026-07-01T15:32:00-05:00 |
| SenderName | NWS Huntsville AL |
| HasExactCoords | true |
| MergedCount | 8 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.56a515dff059969da66333d10da7a949b2b51868.001.1","noaa_urn:oid:2.49.0.1.840.0.5e68c886852aa34a7972c6f0ec18fa2b2701db7d.001.1","noaa_urn:oid:2.49.0.1.840.0.e220c587a352c220b4619068e41b20d366d8d87d.001.1","noaa_urn:oid:2.49.0.1.840.0.e5d7895037e4839bdb7fb2f08c4535910c75101b.001.1","noaa_urn:oid:2.49.0.1.840.0.49780bf128a5ee4f4a7d28e5b08db0ff93d120b5.002.1","noaa_urn:oid:2.49.0.1.840.0.b8cf1253422d5af24864d34b6d9f63f72e443387.001.1","noaa_urn:oid:2.49.0.1.840.0.cf75ad71def91e18b23f950ed71b969b69f1eddf.001.1","noaa_urn:oid:2.49.0.1.840.0.85f104e28ec59cb3d410d82b580b34602739af6a.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 W Sylvan Springs |
| Iem County | Jefferson |
| Iem State | AL |
| Iem Wfo | BMX |
| Iem Remark | Trees downed on Birmingport Rd. |
| MergedSources | [{"id":"iem_D_33.520_-87.060_1782928800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782928800000,"latitude":33.52,"longitude":-87.06}] |
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 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.