This alert expired on 19 June 2026 at 21:30 UTC. It is kept here as a record.
No stronger detection stands among the 7 recorded within 20 km of this point since 19 May 2026 — 5 others scored the same. The last comparable one was on 19 May 2026.
What the source measured
NOAA reported: Flash Flood Warning issued June 19 at 1:25PM CDT until June 19 at 4:30PM CDT by NWS Shreveport LA
An estimated 67,633 people live within 50 km of this point.
Nearby, since 19 May 2026
- May 19, 2026 · score 39 · 9.6 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 84 % 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) | 39 / 100 |
| Our confidence | 84% |
| Coordinates | 33.4893, -94.0925 |
| Nearest City | Texarkana (7 km) |
| Population Exposed | 67.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-19T18:25:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.ab347b155a377e295174b98e86a6568c |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Columbia, AR; Bowie, TX; Red River, TX |
| Headline | Flash Flood Warning issued June 19 at 1:25PM CDT until June 19 at 4:30PM CDT by NWS Shreveport LA |
| Expires | 2026-06-19T16:30:00-05:00 |
| SenderName | NWS Shreveport LA |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.ab347b155a377e295174b98e86a6568ccb306e18.001.1","noaa_urn:oid:2.49.0.1.840.0.5e31b14942b700bfee2fbe742fee8dbb1c0de981.001.1"] |
| Iem TypeSummary | F |
| Iem City | 4 NNW De Kalb |
| Iem County | Bowie |
| Iem State | TX |
| Iem Wfo | SHV |
| Iem Remark | This is an mPING entry north of De Kalb, TX for flooding with the description of street or road flooding and some vehicles stranded. |
| MergedSources | [{"id":"iem_F_33.570_-94.650_1781882940000","source":"iem","severity":"low","severityValue":25,"timestamp":1781882940000,"latitude":33.57,"longitude":-94.65}] |
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 Texarkana?
Calamity.live data shows a weather event with CalamityScore 39/100, near Texarkana (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.