Right now
The most recent data we hold from NOAA arrived 25 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 03:15 UTC. It is kept here as a record.
It is the 5th strongest of the 56 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 18 at 9:52PM CDT until May 18 at 10:15PM CDT by NWS Kansas City/Pleasant Hill MO
An estimated 249,090 people live within 50 km of this point.
Nearby, since 15 March 2026
- May 19, 2026 · score 43 · 0.0 km
- June 1, 2026 · score 49 · 0.6 km
- June 9, 2026 · score 48 · 22.5 km
How we know
Confirmed by 21 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 90 % 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) | 43 / 100 |
| Our confidence | 90% |
| Coordinates | 38.6650, -95.3020 |
| Nearest City | Lawrence (34 km) |
| Population Exposed | 249.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-19T02:52:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.ec2dd6717e428c5df1694702a02efad8 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Caldwell, MO; Cass, MO; Clay, MO; Clinton, MO; Jackson, MO; Ray, MO; Grundy, MO; Mercer, MO; Putnam, MO; Sullivan, MO; Cass, MO; Jackson, MO; Johnson, MO and 6 more areas |
| Headline | Severe Thunderstorm Warning issued May 18 at 9:52PM CDT until May 18 at 10:15PM CDT by NWS Kansas City/Pleasant Hill MO |
| Expires | 2026-05-18T22:15:00-05:00 |
| SenderName | NWS Kansas City/Pleasant Hill MO |
| HasExactCoords | true |
| MergedCount | 9 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.ec2dd6717e428c5df1694702a02efad8ecb0bfa5.002.1","noaa_urn:oid:2.49.0.1.840.0.3b110f9759136a053dac39e6e5d7ddd8a6457bf6.001.1","noaa_urn:oid:2.49.0.1.840.0.dfe5d6a5cbb254b3a85525f8d10eb4edec936aab.001.1","noaa_urn:oid:2.49.0.1.840.0.0fde112a33484b80c5e2ba03f0492ad9c51069a9.001.1","noaa_urn:oid:2.49.0.1.840.0.aee4e33d3d391b379adcce7b8a9f6353c08e2988.001.1","noaa_urn:oid:2.49.0.1.840.0.fb1e38ed39aacb32670917bbca56eee8d75b88e6.001.1","noaa_urn:oid:2.49.0.1.840.0.bde7ef58c3e89eac32b440aa122aa46f7bdb85a7.001.1","noaa_urn:oid:2.49.0.1.840.0.1a9f03a9f1bbcf3965aa87c8bb4c0a8108ff077a.001.1","noaa_urn:oid:2.49.0.1.840.0.ee7e78a40cfe79f2cf4c21ceb293e0bf59274fc9.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 84 |
| Iem Unit | MPH |
| Iem City | 3 NW Gardner |
| Iem County | Johnson |
| Iem State | KS |
| Iem Wfo | EAX |
| Iem Remark | EM relayed spotter report of 84 mph wind gust. |
| MergedSources | [{"id":"iem_G_38.820_-95.680_1779154440000","source":"iem","severity":"low","severityValue":25,"timestamp":1779154440000,"latitude":38.82,"longitude":-95.68},{"id":"iem_G_38.990_-95.770_1779153420000","source":"iem","severity":"low","severityValue":25,"timestamp":1779153420000,"latitude":38.99,"longitude":-95.77},{"id":"iem_G_38.910_-95.280_1779155280000","source":"iem","severity":"low","severityValue":25,"timestamp":1779155280000,"latitude":38.91,"longitude":-95.28},{"id":"iem_G_38.840_-94.970_1779156660000","source":"iem","severity":"low","severityValue":25,"timestamp":1779156660000,"latitude":38.84,"longitude":-94.97},{"id":"iem_G_38.950_-95.670_1779154320000","source":"iem","severity":"low","severityValue":25,"timestamp":1779154320000,"latitude":38.95,"longitude":-95.67},{"id":"iem_G_39.050_-95.670_1779153660000","source":"iem","severity":"low","severityValue":25,"timestamp":1779153660000,"latitude":39.05,"longitude":-95.67},{"id":"iem_G_38.990_-95.970_1779152700000","source":"iem","severity":"low","severityValue":25,"timestamp":1779152700000,"latitude":38.99,"longitude":-95.97},{"id":"iem_G_39.010_-94.850_1779157560000","source":"iem","severity":"low","severityValue":25,"timestamp":1779157560000,"latitude":39.01,"longitude":-94.85},{"id":"iem_G_39.070_-94.950_1779156300000","source":"iem","severity":"low","severityValue":25,"timestamp":1779156300000,"latitude":39.07,"longitude":-94.95},{"id":"iem_G_39.120_-95.550_1779154440000","source":"iem","severity":"low","severityValue":25,"timestamp":1779154440000,"latitude":39.12,"longitude":-95.55},{"id":"iem_G_39.020_-94.860_1779156540000","source":"iem","severity":"low","severityValue":25,"timestamp":1779156540000,"latitude":39.02,"longitude":-94.86},{"id":"iem_D_38.970_-95.300_1779155160000","source":"iem","severity":"low","severityValue":25,"timestamp":1779155160000,"latitude":38.97,"longitude":-95.3},{"id":"iem_G_38.970_-95.520_1779154440000","source":"iem","severity":"low","severityValue":25,"timestamp":1779154440000,"latitude":38.97,"longitude":-95.52},{"id":"iem_G_38.750_-95.000_1779156540000","source":"iem","severity":"low","severityValue":25,"timestamp":1779156540000,"latitude":38.75,"longitude":-95},{"id":"iem_G_39.200_-95.010_1779155700000","source":"iem","severity":"low","severityValue":25,"timestamp":1779155700000,"latitude":39.2,"longitude":-95.01},{"id":"iem_G_38.950_-95.670_1779153600000","source":"iem","severity":"low","severityValue":25,"timestamp":1779153600000,"latitude":38.95,"longitude":-95.67},{"id":"iem_G_38.970_-94.780_1779156900000","source":"iem","severity":"low","severityValue":25,"timestamp":1779156900000,"latitude":38.97,"longitude":-94.78},{"id":"iem_G_39.210_-95.030_1779156120000","source":"iem","severity":"low","severityValue":25,"timestamp":1779156120000,"latitude":39.21,"longitude":-95.03},{"id":"iem_G_39.020_-95.800_1779153480000","source":"iem","severity":"low","severityValue":25,"timestamp":1779153480000,"latitude":39.02,"longitude":-95.8},{"id":"iem_G_38.840_-94.970_1779156780000","source":"iem","severity":"low","severityValue":25,"timestamp":1779156780000,"latitude":38.84,"longitude":-94.97}] |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.