<alert><identifier>urn:oid:2.49.0.1.840.0.cafbbf5d74d2cd0c75fff33ccd503cf904e8677f.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2026-05-31T18:07:00-05:00</sent><status>Actual</status><msgType>Alert</msgType><scope>Public</scope><code>IPAWSv1.0</code><info><language>en-US</language><category>Met</category><event>Tornado Warning</event><responseType>Shelter</responseType><urgency>Immediate</urgency><severity>Extreme</severity><certainty>Observed</certainty><eventCode><valueName>SAME</valueName><value>TOR</value></eventCode><eventCode><valueName>NationalWeatherService</valueName><value>TOW</value></eventCode><effective>2026-05-31T18:07:00-05:00</effective><onset>2026-05-31T18:07:00-05:00</onset><expires>2026-05-31T18:45:00-05:00</expires><senderName>NWS Sioux Falls SD</senderName><headline>Tornado Warning issued May 31 at 6:07PM CDT until May 31 at 6:45PM CDT by NWS Sioux Falls SD</headline><description>TORFSD

The National Weather Service in Sioux Falls has issued a

* Tornado Warning for...
Southwestern McCook County in southeastern South Dakota...

* Until 645 PM CDT.

* At 606 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Bridgewater, or 16 miles west of Lake Vermillion
State Recreation Area, moving northeast at 15 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur.  Tree
damage is likely.

* This tornadic thunderstorm will remain over mainly rural areas of
southwestern McCook County.
</description><instruction>TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>TORFSD</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WFUS53 KFSD 312307</value></parameter><parameter><valueName>eventMotionDescription</valueName><value>2026-05-31T23:06:00Z...storm...231DEG...13KT...43.59,-97.5</value></parameter><parameter><valueName>maxHailSize</valueName><value>1.00</value></parameter><parameter><valueName>tornadoDetection</valueName><value>RADAR INDICATED</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>EAS</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>NWEM</value></parameter><parameter><valueName>EAS-ORG</valueName><value>WXR</value></parameter><parameter><valueName>VTEC</valueName><value>/O.NEW.KFSD.TO.W.0018.260531T2307Z-260531T2345Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-05-31T18:45:00-05:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: TORNADO WARNING in this area til 6:45 PM CDT. Take shelter now. Check media.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>National Weather Service: TORNADO WARNING in this area until 6:45 PM CDT. Take shelter now in a basement or an interior room on the lowest floor of a sturdy building. If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris. Check media.</value></parameter><area><areaDesc>McCook, SD</areaDesc><polygon>43.52,-97.49 43.55,-97.59 43.71,-97.44 43.65,-97.24 43.52,-97.49</polygon><geocode><valueName>SAME</valueName><value>046087</value></geocode><geocode><valueName>UGC</valueName><value>SDC087</value></geocode></area></info><info><language>es-US</language><category>Met</category><event>Tornado Warning</event><responseType>Shelter</responseType><urgency>Immediate</urgency><severity>Extreme</severity><certainty>Observed</certainty><eventCode><valueName>SAME</valueName><value>TOR</value></eventCode><eventCode><valueName>NationalWeatherService</valueName><value>TOW</value></eventCode><effective>2026-05-31T18:07:00-05:00</effective><onset>2026-05-31T18:07:00-05:00</onset><expires>2026-05-31T18:45:00-05:00</expires><senderName>NWS Sioux Falls SD</senderName><headline>Tornado Warning issued May 31 at 6:07PM CDT until May 31 at 6:45PM CDT by NWS Sioux Falls SD</headline><description>TORFSD

The National Weather Service in Sioux Falls has issued a

* Tornado Warning for...
Southwestern McCook County in southeastern South Dakota...

* Until 645 PM CDT.

* At 606 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Bridgewater, or 16 miles west of Lake Vermillion
State Recreation Area, moving northeast at 15 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur.  Tree
damage is likely.

* This tornadic thunderstorm will remain over mainly rural areas of
southwestern McCook County.
</description><instruction>TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>TORFSD</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WFUS53 KFSD 312307</value></parameter><parameter><valueName>eventMotionDescription</valueName><value>2026-05-31T23:06:00Z...storm...231DEG...13KT...43.59,-97.5</value></parameter><parameter><valueName>maxHailSize</valueName><value>1.00</value></parameter><parameter><valueName>tornadoDetection</valueName><value>RADAR INDICATED</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>EAS</value></parameter><parameter><valueName>BLOCKCHANNEL</valueName><value>NWEM</value></parameter><parameter><valueName>EAS-ORG</valueName><value>WXR</value></parameter><parameter><valueName>VTEC</valueName><value>/O.NEW.KFSD.TO.W.0018.260531T2307Z-260531T2345Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-05-31T18:45:00-05:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM:AVISO DE TORNADO hasta las 6:45 PM CDT. Refugiese ahora. Consulte medios informativos</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>Servicio Nacional de Meteorologia: AVISO DE TORNADO en efecto hasta las 6:45 PM CDT. Busque refugio ahora en un sotano o en el interior de un cuarto en el nivel mas bajo de un edificio seguro. Si esta al aire libre, en una casa movil, o en un vehiculo, debe ir al edificio seguro mas cercano y protegerse de proyectiles. Consulte los medios informativos.</value></parameter><area><areaDesc>McCook, SD</areaDesc><polygon>43.52,-97.49 43.55,-97.59 43.71,-97.44 43.65,-97.24 43.52,-97.49</polygon><geocode><valueName>SAME</valueName><value>046087</value></geocode><geocode><valueName>UGC</valueName><value>SDC087</value></geocode></area></info><Signature xmlns="http://www.w3.org/2000/09/xmldsig#" xmlns:ns5="http://gov.fema.ipaws.services/IPAWS_CAPService/" xmlns:ns2="urn:oasis:names:tc:emergency:cap:1.2" xmlns:ns4="http://gov.fema.ipaws.services/capresponse" xmlns:ns3="http://gov.fema.ipaws.services/caprequest"><SignedInfo><CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/><SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/><Reference URI=""><Transforms><Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/></Transforms><DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/><DigestValue>Hn+JRgAJh9qXAcyQp5iZfiXKL0dpmKyUHhzWKKO42rw=</DigestValue></Reference></SignedInfo><SignatureValue>JI9+TnM1pK66ndjSeqw/W4RYkAtVK26yl2Xz1/3CQx2lb96+ollY7IykBTrKhZzFahjbb+S7tJqp&#13;
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