Right now
The most recent data we hold from NOAA arrived 9 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 19 May 2026 at 06:00 UTC. It is kept here as a record.
No stronger detection stands among the 303 recorded within 20 km of this point since 10 March 2026 — 77 others scored the same. Another comparable one was recorded here earlier the same day. 56 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Watch issued May 18 at 9:11PM CDT until May 19 at 1:00AM CDT by NWS Topeka KS
An estimated 15,717 people live within 50 km of this point.
Nearby, since 10 March 2026
- September 6, 2026 · score 28 · 0.0 km
- August 28, 2026 · score 34 · 0.0 km
- August 7, 2026 · score 34 · 0.0 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 91 % 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 | High |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 91% |
| Coordinates | 38.5000, -98.8000 |
| Nearest City | Great Bend (16 km) |
| Population Exposed | 15.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-19T02:11:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Watch_noaa_urn:oid:2.49.0.1.840.0.8bb5575960c8aeac3f899d496b5d804f |
Score Breakdown
Technical Details
| Event | Tornado Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Anderson, KS; Coffey, KS; Douglas, KS; Franklin, KS; Lyon, KS; Osage, KS; Butler, KS; Chase, KS; Chautauqua, KS; Cowley, KS; Elk, KS; Greenwood, KS; Harper, KS; Harvey, KS; Montgomery, KS; Sedgwick, KS; Sumner, KS; Wilson, KS; Woodson, KS; Kingman, KS; Marion, KS; Reno, KS and 2 more areas |
| Headline | Tornado Watch issued May 18 at 9:11PM CDT until May 19 at 1:00AM CDT by NWS Topeka KS |
| Expires | 2026-05-19T01:00:00-05:00 |
| SenderName | NWS Topeka KS |
| HasExactCoords | false |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8bb5575960c8aeac3f899d496b5d804fa9ba5c5a.002.1","noaa_urn:oid:2.49.0.1.840.0.441de3fb928e5d47da853da3ba36381330899763.003.1","noaa_urn:oid:2.49.0.1.840.0.441de3fb928e5d47da853da3ba36381330899763.001.2","noaa_urn:oid:2.49.0.1.840.0.5e1bca56c31313c9ce5b6229a4a23b3695e9a15e.002.1","noaa_urn:oid:2.49.0.1.840.0.5e1bca56c31313c9ce5b6229a4a23b3695e9a15e.003.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1.25 |
| Iem Unit | Inch |
| Iem City | 2 E Lewis |
| Iem County | Edwards |
| Iem State | KS |
| Iem Wfo | DDC |
| Iem Remark | Social media report of half dollar sized hail. |
| MergedSources | [{"id":"iem_H_37.960_-98.760_1779142260000","source":"iem","severity":"low","severityValue":25,"timestamp":1779142260000,"latitude":37.96,"longitude":-98.76},{"id":"iem_H_37.940_-99.220_1779141900000","source":"iem","severity":"low","severityValue":25,"timestamp":1779141900000,"latitude":37.94,"longitude":-99.22}] |
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.
Want to know when something happens near Great Bend?
Calamity.live data shows a weather event with CalamityScore 46/100, near Great Bend (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.