Severe Severe Storm ● Closed

Severe Thunderstorm Warning issued September 11 at 10:34PM CDT until September 11 at 11:15PM CDT by NWS Austin/San Antonio TX, United States of America

Event time: Last updated: Sep 21, 2026 United States
Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

At 1034 PM CDT, a severe thunderstorm was located near China Grove,
or near Stinson Municipal Airport, moving southwest at 15 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
San Antonio, Stinson Municipal Airport, St. Hedwig, Elmendorf, China
Grove, Calaveras Lake, Sandy Oaks, Buena Vista, Martinez, Mitchell
Lake, Parita, Southton, Sayers, Brooks City Base, Adkins, Braunig
Lake, and Losoya.

Measurements

Coordinates29.3567, -98.3917
RegionBexar, TX
Location Precisionpolygon
Issuing AuthorityUnited States of America — us-noaa-nws-en
Cap UrgencyImmediate
Cap CertaintyObserved
Cap Expires2026-09-11T23:15:00-05:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by WMO Alert Hub (national weather services).

View original report

Also reported by: WMO

This event as JSON · API and licence

Source updated 37 days ago (Sep 12, 2026 03:35 UTC) · we last heard from WMO Alert Hub (national weather services) 35 seconds ago

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Official authorities in United States

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Earlier severe storm events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Severe Thunderstorm Warning — Carter, TN; Sullivan, TN; Washington, TN; Scott, VA; Washington, VA; City of Bristol, VA Severe Severe Storm United States closed via NWS Aug 13, 2026 Severe Thunderstorm Warning — Cherry, NE; Grant, NE; Hooker, NE Severe Severe Storm United States closed via NWS Aug 13, 2026 Severe Thunderstorm Warning — La Paz, AZ Severe Severe Storm United States closed via NWS Aug 13, 2026 Severe Thunderstorm Warning — Arthur, NE; Cherry, NE; Grant, NE; Hooker, NE Severe Severe Storm United States closed via NWS Aug 13, 2026

Nearby & related events

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Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.