<alert><identifier>urn:oid:2.49.0.1.840.0.d4fdfbf6ef361756071758d07816aecb91881174.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2026-05-31T19:06:00-05:00</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>2026-05-31T19:06:00-05:00</effective><onset>2026-05-31T19:06:00-05:00</onset><expires>2026-05-31T19:45:00-05:00</expires><senderName>NWS Sioux Falls SD</senderName><headline>Tornado Warning issued May 31 at 7:06PM CDT until May 31 at 7:45PM CDT by NWS Sioux Falls SD</headline><description>TORFSD

The National Weather Service in Sioux Falls has issued a

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

* Until 745 PM CDT.

* At 706 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Lake Vermillion State Recreation Area, moving east
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 dangerous storm will be near...
Lake Vermillion State Recreation Area and Humboldt around 710 PM
CDT.
</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.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Sioux Falls.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>TORFSD</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WFUS53 KFSD 010006</value></parameter><parameter><valueName>eventMotionDescription</valueName><value>2026-06-01T00:06:00Z...storm...260DEG...12KT...43.6,-97.21</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.0019.260601T0006Z-260601T0045Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-05-31T19:45:00-05:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS: TORNADO WARNING in this area til 7:45 PM CDT. Take shelter now. Check media.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>National Weather Service: TORNADO WARNING in this area until 7:45 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; Minnehaha, SD</areaDesc><polygon>43.55,-97.25 43.62,-97.28 43.7,-97.03 43.57,-96.99 43.55,-97.25</polygon><geocode><valueName>SAME</valueName><value>046087</value></geocode><geocode><valueName>SAME</valueName><value>046099</value></geocode><geocode><valueName>UGC</valueName><value>SDC087</value></geocode><geocode><valueName>UGC</valueName><value>SDC099</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>2026-05-31T19:06:00-05:00</effective><onset>2026-05-31T19:06:00-05:00</onset><expires>2026-05-31T19:45:00-05:00</expires><senderName>NWS Sioux Falls SD</senderName><headline>Tornado Warning issued May 31 at 7:06PM CDT until May 31 at 7:45PM CDT by NWS Sioux Falls SD</headline><description>TORFSD

The National Weather Service in Sioux Falls has issued a

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

* Until 745 PM CDT.

* At 706 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Lake Vermillion State Recreation Area, moving east
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 dangerous storm will be near...
Lake Vermillion State Recreation Area and Humboldt around 710 PM
CDT.
</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.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Sioux Falls.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>TORFSD</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WFUS53 KFSD 010006</value></parameter><parameter><valueName>eventMotionDescription</valueName><value>2026-06-01T00:06:00Z...storm...260DEG...12KT...43.6,-97.21</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.0019.260601T0006Z-260601T0045Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-05-31T19:45:00-05:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM:AVISO DE TORNADO hasta las 7:45 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 7:45 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; Minnehaha, SD</areaDesc><polygon>43.55,-97.25 43.62,-97.28 43.7,-97.03 43.57,-96.99 43.55,-97.25</polygon><geocode><valueName>SAME</valueName><value>046087</value></geocode><geocode><valueName>SAME</valueName><value>046099</value></geocode><geocode><valueName>UGC</valueName><value>SDC087</value></geocode><geocode><valueName>UGC</valueName><value>SDC099</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>Pr7mXUKJTq1xp0/rSwbqAMIc3ejNLFwHBWnTFl/heys=</DigestValue></Reference></SignedInfo><SignatureValue>L5iSedniIgLH4TwwFAwykONFKo3t/+3UcDU9CA6xbDjVNDxRC/RFU3IXkKOsiKQTn7NYhxRekbWh&#13;
8ni3oqo0CQ8v+8/oQu58xtWxVrpGm9m72PGXgNv4dsq/SFDtXFXhv7AhPV9B7z1zM6xnyRSpxH63&#13;
QOMjdlciDot9sr78gYDetBhdxMdpSdi/+BD69bRGgDtK8pZ97pgszf53UKhZ/ZvIshmKGh9C2AIt&#13;
fvN3hUjoiazV3kBWhLHiLaO5zqpWjysNmHmdQkD/0OZHYqMYV4vQ3A1/79UJmIPp5G4Y8chonCXt&#13;
heytfVwSwKhtIRBEjCSg+tLVSdqKZ6CeqlG/iQ==</SignatureValue><KeyInfo><X509Data><X509SubjectName>CN=IPAWSOPEN200032,OU=A01410D0000019A5E4549540014DF2C,OU=Devices IPAWS,OU=National Continuity Programs,O=FEMA IPAWS,C=US</X509SubjectName><X509Certificate>MIIHPzCCBSegAwIBAgIQQAGaXkVJb3yj70Q8FAqMbzANBgkqhkiG9w0BAQsFADBdMQswCQYDVQQG&#13;
EwJVUzESMBAGA1UEChMJSWRlblRydXN0MSAwHgYDVQQLExdJZGVuVHJ1c3QgR2xvYmFsIENvbW1v&#13;
bjEYMBYGA1UEAxMPSUdDIERldmljZSBDQSAyMB4XDTI1MTEwNzEyMjMxMFoXDTI4MTEwNjEyMjIx&#13;
MFowgaUxCzAJBgNVBAYTAlVTMRMwEQYDVQQKEwpGRU1BIElQQVdTMSUwIwYDVQQLExxOYXRpb25h&#13;
bCBDb250aW51aXR5IFByb2dyYW1zMRYwFAYDVQQLEw1EZXZpY2VzIElQQVdTMSgwJgYDVQQLEx9B&#13;
MDE0MTBEMDAwMDAxOUE1RTQ1NDk1NDAwMTRERjJDMRgwFgYDVQQDEw9JUEFXU09QRU4yMDAwMzIw&#13;
ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCOdhA5DPitMFp6DUbiQZi/anJ6L9qtPrRz&#13;
gZksP2aOSve50875b4yi2eMv2caKpF+lxtbmzxdZjRuV55TnCkn7HaaLpi+7nFP4aDB9DDw/Gnop&#13;
65nNzLvZ7MXpCC3ikJk09iSgwVaw6RGte9X2WyUoPaEmygjv1lsVx+JGohgvPxTtiZhQJyxkxbM5&#13;
rR2MAC5VjsrZNu3idfvd1B0EEGM1cVU9jpVuyiWK53k+vPuSOH/UWMXezzrBEwjtw1SMVv2/dxKz&#13;
79gaITMmF6z5QqDFV0cstzmyEZWhyoavCpXW4W+vU+FLO0IgXINzY34IsnFQ/cqGEJ6MtC63uM8f&#13;
2L7dAgMBAAGjggKwMIICrDAOBgNVHQ8BAf8EBAMCBaAwfQYIKwYBBQUHAQEEcTBvMCkGCCsGAQUF&#13;
BzABhh1odHRwOi8vaWdjLm9jc3AuaWRlbnRydXN0LmNvbTBCBggrBgEFBQcwAoY2aHR0cDovL3Zh&#13;
bGlkYXRpb24uaWRlbnRydXN0LmNvbS9jZXJ0cy9pZ2NkZXZpY2VjYTIucDdjMB8GA1UdIwQYMBaA&#13;
FD+LR65hHetlI5XEOi3tu0jVIykiMIIBQwYDVR0gBIIBOjCCATYwDQYLYIZIAYb5LwBkJQEwggEj&#13;
BgtghkgBhvkvAGQmATCCARIwSwYIKwYBBQUHAgEWP2h0dHBzOi8vc2VjdXJlLmlkZW50cnVzdC5j&#13;
b20vY2VydGlmaWNhdGVzL3BvbGljeS9JR0MvaW5kZXguaHRtbDCBwgYIKwYBBQUHAgIwgbUMgbJD&#13;
ZXJ0aWZpY2F0ZSB1c2UgcmVzdHJpY3RlZCB0byBSZWx5aW5nIFBhcnR5KHMpIGluIGFjY29yZGFu&#13;
Y2Ugd2l0aCBJR0MtQ1AgKHNlZSBodHRwczovL3NlY3VyZS5pZGVudHJ1c3QuY29tL2NlcnRpZmlj&#13;
YXRlcy9wb2xpY3kvaWdjL2luZGV4Lmh0bWwpLiBJR0MtQ1BTIGluY29ycG9yYXRlZCBieSByZWZl&#13;
cmVuY2UuMEUGA1UdHwQ+MDwwOqA4oDaGNGh0dHA6Ly92YWxpZGF0aW9uLmlkZW50cnVzdC5jb20v&#13;
Y3JsL2lnY2RldmljZWNhMi5jcmwwGgYDVR0RBBMwEYIPSVBBV1NPUEVOMjAwMDMyMB0GA1UdDgQW&#13;
BBQ8QhNU0KQ6GUEOz5peBrNTppU+fDAxBgNVHSUEKjAoBggrBgEFBQcDAgYIKwYBBQUHAwUGCCsG&#13;
AQUFBwMGBggrBgEFBQcDBzANBgkqhkiG9w0BAQsFAAOCAgEAXiYe+0catdoGF4nXiIoyywVkVTaG&#13;
BacaUIjTceAJv35LhC5gwAM+O3OudKQQbMeIzOcjJluFc4vFjmzL/DxLLKk6IVVZQ+MXO8O5UZ6e&#13;
0hSwQv3mO+9JkCYL7M/GIJwiq6XuEiLS7wESwnHq2tIppZNfpcZcMSlQC+4hoUPJuVNU7QVFtvXe&#13;
6FaB/zDMTU3pzOuCxn/SNIhBKHVesE8n5soIp5q8U/R/I9vYM52NISzZcYPGUp6Snyd9mVqmxAo+&#13;
t3pAgsojLOrSBPLQoPoip/KeKCMahrumQuaHi6t3ML6IlCIuOeNnHEaxnUIWGD7kAswOKsqGGjMN&#13;
JwXw6TeqrddvCg8Nd0SH7mWI/vjOq/ykZs2q6lB3b/5ur7YjGOdT3310R0VhZ8pxuyUTrR6EFlFR&#13;
PkWhg46BaEiP1GtzmEW7wT0YStf4wvwDR3HkjpzNoBO92+iwhVHPKyl7T4METnDyTAD+aDn/Xtp/&#13;
pZePlh9uOkCqS7NOm6B4Hjra/iL3BQG2gwcE6XOzbETH6/ibKwMroFDAgqe8AA6xdmcajHBf7/wA&#13;
maMrAQmgbINPpZWjMo3wf2IccUTVHxLaZj+yQZcWMuX9R2H84eTo/CfqmG1RyxcqO0Nd1BS8i8Ii&#13;
YnCXXUlXkpl0xFj1R1xiGv8bd4l5AGjorijY2Wnub1m4Y4k=</X509Certificate></X509Data></KeyInfo></Signature></alert>