This alert expired on 20 June 2026 at 23:00 UTC. It is kept here as a record.
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: Flash Flood Warning issued June 20 at 4:50PM CDT until June 20 at 6:00PM CDT by NWS Birmingham AL
An estimated 36,958 people live within 50 km of this point.
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 83 % 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) | 34 / 100 |
| Our confidence | 83% |
| Coordinates | 33.1968, -85.9633 |
| Nearest City | Talladega (30 km) |
| Population Exposed | 37.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-20T21:50:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.252e2c12171847dc8d1581607a9b34d7 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Tallapoosa, AL; Jefferson, AL; Walker, AL; Jefferson, AL; Shelby, AL and 1 more areas |
| Headline | Flash Flood Warning issued June 20 at 4:50PM CDT until June 20 at 6:00PM CDT by NWS Birmingham AL |
| Expires | 2026-06-20T18:00:00-05:00 |
| SenderName | NWS Birmingham AL |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.252e2c12171847dc8d1581607a9b34d7b6ea898f.001.1","noaa_urn:oid:2.49.0.1.840.0.b643c06b7ec0a1a886f4112f3408a5c624c3d234.001.1","noaa_urn:oid:2.49.0.1.840.0.d010ad61d4cf66d50d3eb98ea906f88d57b1788d.001.1","noaa_urn:oid:2.49.0.1.840.0.649b559092a3fd67772d61d913bdc2aa7122e9bf.001.1"] |
| Iem TypeSummary | F |
| Iem City | Jacksons' Gap |
| Iem County | Tallapoosa |
| Iem State | AL |
| Iem Wfo | BMX |
| Iem Remark | Reports of several roads flooded in Jacksons Gap. |
| MergedSources | [{"id":"iem_F_32.880_-85.820_1781989200000","source":"iem","severity":"low","severityValue":25,"timestamp":1781989200000,"latitude":32.88,"longitude":-85.82}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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.
Want to know when something happens near Talladega?
Calamity.live data shows a weather event with CalamityScore 34/100, near Talladega (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.