Right now
The most recent data we hold from NOAA arrived 2 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 11 June 2026 at 02:00 UTC. It is kept here as a record.
No stronger detection stands among the 304 recorded within 20 km of this point since 10 March 2026 — 77 others scored the same. The last comparable one was on 10 June 2026. 81 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Watch issued June 10 at 7:40PM CDT until June 10 at 9:00PM CDT by NWS Topeka KS
An estimated 15,717 people live within 50 km of this point.
Nearby, since 10 March 2026
- September 12, 2026 · score 28 · 0.0 km
- September 6, 2026 · score 28 · 0.0 km
- August 28, 2026 · score 34 · 0.0 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 79 % 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) | 46 / 100 |
| Our confidence | 79% |
| Coordinates | 38.5000, -98.8000 |
| Nearest City | Great Bend (16 km) |
| Population Exposed | 15.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-11T00:40:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Watch_noaa_urn:oid:2.49.0.1.840.0.8163c8b5253a2adf7a77b63d8a060b42 |
Score Breakdown
Technical Details
| Event | Tornado Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Brown, KS; Dickinson, KS; Douglas, KS; Geary, KS; Jackson, KS; Jefferson, KS; Lyon, KS; Morris, KS; Nemaha, KS; Osage, KS; Pottawatomie, KS; Riley, KS; Shawnee, KS; Wabaunsee, KS; Barton, KS; Ellsworth, KS; Rice, KS; Chase, KS; Harvey, KS; McPherson, KS; Marion, KS; Saline, KS and 1 more areas |
| Headline | Tornado Watch issued June 10 at 7:40PM CDT until June 10 at 9:00PM CDT by NWS Topeka KS |
| Expires | 2026-06-10T21:00:00-05:00 |
| SenderName | NWS Topeka KS |
| HasExactCoords | false |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8163c8b5253a2adf7a77b63d8a060b42848569ba.002.1","noaa_urn:oid:2.49.0.1.840.0.339601d93bb7e343c9ef87c2f8dae1ece8853eba.001.1","noaa_urn:oid:2.49.0.1.840.0.339601d93bb7e343c9ef87c2f8dae1ece8853eba.002.1","noaa_urn:oid:2.49.0.1.840.0.f9b72de6e352c65d04c151ecfa8d3287f721b1b5.001.1"] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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.
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