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 6 August 2026 at 06:00 UTC. It is kept here as a record.
It is the 94th strongest of the 179 detections recorded within 20 km of this point since 17 March 2026. The last comparable one was on 4 July 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 6 at 12:10AM CDT until August 6 at 1:00AM CDT by NWS Topeka KS
Urban PEI: 584,478 within a heuristic 50 km radius; not unique people.
Nearby, since 17 March 2026
- August 6, 2026 · score 41 · 0.0 km
- July 4, 2026 · score 48 · 4.2 km
- September 7, 2026 · score 49 · 6.1 km
How we know
3 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 41 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 41 / 100 |
| Legacy data-support index | 0.91/1 |
| Coordinates | 38.5974, -94.8062 |
| Nearest City | Gardner (26 km) |
| Urban exposure index (PEI) | 584.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-06T05:10:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.535df4439238a073454edddbb1b3d415 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-08-06T05:10:00.000Z.
First archived: 2026-08-06T05:25:41.044Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Anderson, KS; Coffey, KS; Cass, MO; Jackson, MO; Johnson, MO; Lafayette, MO; Johnson, KS; Miami, KS; Cass, MO; Jackson, MO |
| Headline | Severe Thunderstorm Warning issued August 6 at 12:10AM CDT until August 6 at 1:00AM CDT by NWS Topeka KS |
| Expires | 2026-08-06T01:00:00-05:00 |
| SenderName | NWS Topeka KS |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.535df4439238a073454edddbb1b3d4153b14f621.001.1","noaa_urn:oid:2.49.0.1.840.0.910359c89f19ae1998c6f87d5188a16b8eaeef31.001.1","noaa_urn:oid:2.49.0.1.840.0.4e6c764296169ffdde82b58946acdae171216fb8.002.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1.25 |
| Iem Unit | Inch |
| Iem City | 1 NE Stillwell |
| Iem County | Johnson |
| Iem State | KS |
| Iem Wfo | EAX |
| Iem Remark | Report from mPING: Half Dollar (1.25 in.). Time confirmed from radar. |
| MergedSources | [{"id":"iem_H_38.460_-95.630_1785986640000","source":"iem","severity":"low","severityValue":25,"timestamp":1785986640000,"latitude":38.46,"longitude":-95.63},{"id":"iem_H_38.790_-94.640_1785992100000","source":"iem","severity":"low","severityValue":25,"timestamp":1785992100000,"latitude":38.79,"longitude":-94.64}] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
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.
Review the area, threshold and delivery channel in your account.
Want to know when something happens near Gardner?