This alert expired on 26 June 2026 at 01:15 UTC. It is kept here as a record.
No stronger detection stands among the 62 recorded within 20 km of this point since 10 April 2026 — 21 others scored the same. The last comparable one was on 24 June 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued June 25 at 5:04PM CDT until June 25 at 8:15PM CDT by NWS Tulsa OK
An estimated 658,927 people live within 50 km of this point.
Nearby, since 10 April 2026
- June 1, 2026 · score 48 · 2.6 km
- July 11, 2026 · score 48 · 7.1 km
- May 8, 2026 · score 41 · 11.6 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 88 % 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) | 48 / 100 |
| Our confidence | 88% |
| Coordinates | 36.1155, -95.8391 |
| Nearest City | Broken Arrow (9 km) |
| Population Exposed | 658.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-25T22:04:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.42d74689c58e754a64afa3505ef170eec13ac906.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Tulsa, OK |
| Headline | Flash Flood Warning issued June 25 at 5:04PM CDT until June 25 at 8:15PM CDT by NWS Tulsa OK |
| Expires | 2026-06-25T20:15:00-05:00 |
| SenderName | NWS Tulsa OK |
| HasExactCoords | true |
| Iem TypeSummary | D |
| Iem City | 7 ENE Wagoner |
| Iem County | Wagoner |
| Iem State | OK |
| Iem Wfo | TSA |
| Iem Remark | Severe wind damage to the Whitehorn Cove Marina. Time estimated by radar. |
| Google News RssFeed | weather |
| Google News SourceName | 2 News Oklahoma KJRH Tulsa |
| MergedSources | [{"id":"iem_H_36.170_-95.370_1782424800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782424800000,"latitude":36.17,"longitude":-95.37},{"id":"iem_D_35.860_-95.160_1782426600000","source":"iem","severity":"low","severityValue":25,"timestamp":1782426600000,"latitude":35.86,"longitude":-95.16},{"id":"iem_G_36.170_-95.370_1782424800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782424800000,"latitude":36.17,"longitude":-95.37},{"id":"iem_G_36.170_-95.460_1782423960000","source":"iem","severity":"low","severityValue":25,"timestamp":1782423960000,"latitude":36.17,"longitude":-95.46},{"id":"iem_D_36.000_-95.260_1782425400000","source":"iem","severity":"low","severityValue":25,"timestamp":1782425400000,"latitude":36,"longitude":-95.26},{"id":"gnews_weather_495114_136","source":"google_news","severity":"medium","severityValue":40,"timestamp":1782411308000,"latitude":36.15,"longitude":-95.99}] |
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.
Calamity.live data shows a weather event with CalamityScore 48/100, near Broken Arrow (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.