This alert expired on 22 June 2026 at 13:00 UTC. It is kept here as a record.
No stronger detection stands among the 32 recorded within 20 km of this point since 15 April 2026 — 2 others scored the same. The last comparable one was on 14 June 2026. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued June 22 at 4:47AM CDT until June 22 at 8:00AM CDT by NWS Tulsa OK
An estimated 312,427 people live within 50 km of this point.
Nearby, since 15 April 2026
- June 12, 2026 · score 37 · 12.5 km
- June 8, 2026 · score 43 · 16.2 km
- June 13, 2026 · score 37 · 25.2 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.
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) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 36.4201, -94.3190 |
| Nearest City | Bella Vista (8 km) |
| Population Exposed | 312.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-22T09:47:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.549dff023e8fdafc76aca6b6d5fb4172 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Benton, AR; Washington, AR; Adair, OK; Cherokee, OK; Delaware, OK; Mayes, OK; Mayes, OK; Osage, OK; Rogers, OK; Tulsa, OK and 7 more areas |
| Headline | Flash Flood Warning issued June 22 at 4:47AM CDT until June 22 at 8:00AM CDT by NWS Tulsa OK |
| Expires | 2026-06-22T08:00:00-05:00 |
| SenderName | NWS Tulsa OK |
| HasExactCoords | true |
| MergedCount | 11 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.549dff023e8fdafc76aca6b6d5fb4172f460d2d2.001.1","noaa_urn:oid:2.49.0.1.840.0.1d4e5558f806f9fa7c5f6c353f944bfa3d591df3.001.1","noaa_urn:oid:2.49.0.1.840.0.5e771f15a06673111a7acc9c0ac09091e8e8c9f9.001.1","noaa_urn:oid:2.49.0.1.840.0.9d7597b363bda2580b2576a999b2617e32f9af85.001.1","noaa_urn:oid:2.49.0.1.840.0.35506c494af06f2bbd315a23685da364ce4aae75.001.1","noaa_urn:oid:2.49.0.1.840.0.9cb61e6a4c4ed6139c2edb6437f35f56842b4b1f.001.1","noaa_urn:oid:2.49.0.1.840.0.4699832519bf9761f4a916af65dcbe2c6842e5da.001.1","noaa_urn:oid:2.49.0.1.840.0.2e1bfc4cc40b9ec18d2cf53a212cb00b2880e68b.001.1","noaa_urn:oid:2.49.0.1.840.0.441031526bd032cd5718092c26dd1f1b7cc5e679.001.1","noaa_urn:oid:2.49.0.1.840.0.831dc65de550df7233fbd722e22ec83ed7033bc3.001.1","noaa_urn:oid:2.49.0.1.840.0.a27e1ee3d5c2d36842995292ca2e1a8b9135d04e.001.1"] |
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 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 near Bella Vista?
Calamity.live data shows a weather event with CalamityScore 43/100, near Bella Vista (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.