Calamity
MediumSevere WeatherCalamity Score: 43

Severe Weather in United States

OsageUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 11 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 03:30 UTC. It is kept here as a record.

It is the 2nd strongest of the 45 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued May 18 at 9:37PM CDT until May 18 at 10:30PM CDT by NWS Kansas City/Pleasant Hill MO

An estimated 219,880 people live within 50 km of this point.

Nearby, since 15 March 2026

How we know

Confirmed by 21 independent sources, including NOAA.

Our own score for this event is 43 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

TypeSevere Weather
SeverityMedium
Calamity Score (ours)43 / 100
Our confidence91%
Coordinates38.7173, -95.5026
Nearest CityLawrence (36 km)
Population Exposed219.9K within 50 km
Impact Tiersignificant
Date2026-05-19 — time not reported by the source
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.0fde112a33484b80c5e2ba03f0492ad9

Score Breakdown

35
intensity
70
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescCaldwell, MO; Carroll, MO; Daviess, MO; Grundy, MO; Lafayette, MO; Livingston, MO; Ray, MO; Johnson, KS; Wyandotte, KS; Platte, MO; Chase, KS; Greenwood, KS and 8 more areas
HeadlineSevere Thunderstorm Warning issued May 18 at 9:37PM CDT until May 18 at 10:30PM CDT by NWS Kansas City/Pleasant Hill MO
Expires2026-05-18T22:30:00-05:00
SenderNameNWS Kansas City/Pleasant Hill MO
HasExactCoordstrue
MergedCount11
MergedIds["noaa_urn:oid:2.49.0.1.840.0.0fde112a33484b80c5e2ba03f0492ad9c51069a9.001.1","noaa_urn:oid:2.49.0.1.840.0.3f1d618f770546f3404c04ec0e7e545f69decca6.002.1","noaa_urn:oid:2.49.0.1.840.0.570d0cc4ec74e10286a910d0540603eea7e2d1f1.002.1","noaa_urn:oid:2.49.0.1.840.0.b96a67ce7e008bc053593a36e5cb9628e5ab9f57.001.1","noaa_urn:oid:2.49.0.1.840.0.32fae35e95785cfed0e13490e9a5e73231c52b5b.002.1","noaa_urn:oid:2.49.0.1.840.0.fb1e38ed39aacb32670917bbca56eee8d75b88e6.001.1","noaa_urn:oid:2.49.0.1.840.0.d56802fcb73717a4179a48e9431003f4b11603de.001.1","noaa_urn:oid:2.49.0.1.840.0.fc4e31361341675c0bdc4510377b426a369318e5.002.1","noaa_urn:oid:2.49.0.1.840.0.c24fedb7865f4da05dfdfd177f8f9cbfee10cdb7.001.1","noaa_urn:oid:2.49.0.1.840.0.ee7e78a40cfe79f2cf4c21ceb293e0bf59274fc9.001.1","noaa_urn:oid:2.49.0.1.840.0.aee4e33d3d391b379adcce7b8a9f6353c08e2988.001.1"]
Iem TypeSummaryG
Iem Magnitude84
Iem UnitMPH
Iem City3 NW Gardner
Iem CountyJohnson
Iem StateKS
Iem WfoEAX
Iem RemarkEM 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?

Share:XLinkedIn

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.