This alert expired on 17 June 2026 at 12:45 UTC. It is kept here as a record.
It is the 17th strongest of the 24 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 8 June 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Warning issued June 16 at 7:44PM CDT until June 17 at 10:00AM CDT by NWS Tulsa OK
Nearby, since 15 March 2026
- June 8, 2026 · score 16 · 2.3 km
- May 18, 2026 · score 34 · 7.7 km
- June 8, 2026 · score 28 · 7.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % 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 | 60% |
| Coordinates | 39.3137, -90.6367 |
| Nearest City | Godfrey (55 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-19T12:00:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.0b771e466d6ade83ef8bb2fcef8bdc6e |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Ottawa, OK; St. Clair, MO; Vernon, MO; Vernon, MO and 22 more areas |
| Headline | Flood Warning issued June 16 at 7:44PM CDT until June 17 at 10:00AM CDT by NWS Tulsa OK |
| Expires | 2026-06-17T07:45:00-05:00 |
| SenderName | NWS Tulsa OK |
| HasExactCoords | true |
| MergedCount | 25 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.0b771e466d6ade83ef8bb2fcef8bdc6e503207b5.001.1","noaa_urn:oid:2.49.0.1.840.0.8269959e0f0daa00cd4d31742a29297995adb42e.001.1","noaa_urn:oid:2.49.0.1.840.0.8269959e0f0daa00cd4d31742a29297995adb42e.002.1","noaa_urn:oid:2.49.0.1.840.0.7507bdf346debdd555ddd185473f1657eddb36d7.001.1","noaa_urn:oid:2.49.0.1.840.0.7507bdf346debdd555ddd185473f1657eddb36d7.002.1","noaa_urn:oid:2.49.0.1.840.0.faa9104a6525300a47ecedff6e93310d47d3e320.004.1","noaa_urn:oid:2.49.0.1.840.0.faa9104a6525300a47ecedff6e93310d47d3e320.003.1","noaa_urn:oid:2.49.0.1.840.0.faa9104a6525300a47ecedff6e93310d47d3e320.005.1","noaa_urn:oid:2.49.0.1.840.0.faa9104a6525300a47ecedff6e93310d47d3e320.002.1","noaa_urn:oid:2.49.0.1.840.0.31e8cfabb01239571ee16dbacb92e80446b9c5e9.001.1","noaa_urn:oid:2.49.0.1.840.0.03298779c6a37550063f343557fba0b339c5fea6.001.1","noaa_urn:oid:2.49.0.1.840.0.f875f3bc6a25d82885b20908bc7d4f2d175fa9ba.002.1","noaa_urn:oid:2.49.0.1.840.0.f875f3bc6a25d82885b20908bc7d4f2d175fa9ba.001.1","noaa_urn:oid:2.49.0.1.840.0.d13e48f64fd8cfac16206c60f2b41dd0f4f9cf47.002.1","noaa_urn:oid:2.49.0.1.840.0.d6061b9f80293d1fa74f66a30e2e26ba24251c56.001.1","noaa_urn:oid:2.49.0.1.840.0.d13e48f64fd8cfac16206c60f2b41dd0f4f9cf47.001.1","noaa_urn:oid:2.49.0.1.840.0.c7c00e383cfcd6c38d0d431a6d57774c2ced49fb.001.1","noaa_urn:oid:2.49.0.1.840.0.75b290088015509584fc60da3eee76c34f610e21.002.1","noaa_urn:oid:2.49.0.1.840.0.75b290088015509584fc60da3eee76c34f610e21.003.1","noaa_urn:oid:2.49.0.1.840.0.75b290088015509584fc60da3eee76c34f610e21.001.1","noaa_urn:oid:2.49.0.1.840.0.253e0f8958df222cd610ffdb86793331ef552645.001.1","noaa_urn:oid:2.49.0.1.840.0.bca413b3709702a923c10d1cc1c2268a5efdfe75.001.1","noaa_urn:oid:2.49.0.1.840.0.11a3800af4ca96f5ef2da30f1cc4618e2dd877ea.001.1","noaa_urn:oid:2.49.0.1.840.0.56f399e9aec6cd2e5cb3efcde5839c83b4cf8f39.001.1","noaa_urn:oid:2.49.0.1.840.0.c68be7f009b47099608cc7a6461261f13c7c96b0.001.1"] |
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 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.