Calamity
MediumSevere WeatherCalamity Score: 28

Severe Weather in United States

ChaseUnited StatesNOAA

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.

2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.

This alert expired on 13 September 2026 at 13:45 UTC. It is kept here as a record.

It is the 9th strongest of the 32 detections recorded within 20 km of this point since 13 April 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued September 13 at 8:11AM CDT until September 13 at 8:45AM CDT by NWS Wichita KS

An estimated 24,649 people live within 50 km of this point.

Nearby, since 13 April 2026

How we know

Confirmed by 2 independent sources, including NOAA.

Our own score for this event is 28 out of 100, at 87 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeSevere Weather
SeverityMedium
Calamity Score (ours)28 / 100
Our confidence87%
Coordinates38.3800, -96.6843
Nearest CityEmporia (44 km)
Population Exposed24.6K within 50 km
Impact Tiersignificant
Timestamp2026-09-13T13:11:00.000Z
Sourcehttps://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.997c51f094e3dc150ebec3b29f20d002c52edd17.002.1

Score Breakdown

35
intensity
40
population
0
cascading
18
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescChase, KS
HeadlineSevere Thunderstorm Warning issued September 13 at 8:11AM CDT until September 13 at 8:45AM CDT by NWS Wichita KS
Expires2026-09-13T08:45:00-05:00
SenderNameNWS Wichita KS
HasExactCoordstrue
Iem TypeSummaryR
Iem Magnitude2.12
Iem UnitInch
Iem City3 SW Admire
Iem CountyLyon
Iem StateKS
Iem WfoTOP
Iem RemarkCocorahs station KS-LY-15 Allen 3.8 SSE.
MergedSources[{"id":"iem_R_38.580_-96.020_1789300800000","source":"iem","severity":"low","severityValue":25,"timestamp":1789300800000,"latitude":38.58,"longitude":-96.02},{"id":"iem_R_38.610_-96.140_1789300800000","source":"iem","severity":"low","severityValue":25,"timestamp":1789300800000,"latitude":38.61,"longitude":-96.14}]

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