<alert><identifier>urn:oid:2.49.0.1.840.0.de354724a84e6f25e897c17d883bc076113bcd9d.001.1.IPAWS</identifier><sender>w-nws.webmaster@noaa.gov</sender><sent>2026-05-10T20:20:00-05:00</sent><status>Actual</status><msgType>Alert</msgType><scope>Public</scope><code>IPAWSv1.0</code><info><language>en-US</language><category>Met</category><event>Severe Thunderstorm Warning</event><responseType>Shelter</responseType><urgency>Immediate</urgency><severity>Severe</severity><certainty>Observed</certainty><eventCode><valueName>SAME</valueName><value>SVR</value></eventCode><eventCode><valueName>NationalWeatherService</valueName><value>SVW</value></eventCode><effective>2026-05-10T20:20:00-05:00</effective><onset>2026-05-10T20:20:00-05:00</onset><expires>2026-05-10T20:30:00-05:00</expires><senderName>NWS Houston/Galveston TX</senderName><headline>Severe Thunderstorm Warning issued May 10 at 8:20PM CDT until May 10 at 8:30PM CDT by NWS Houston/Galveston TX</headline><description>At 819 PM CDT, a severe thunderstorm was located 10 miles west of
Huntsville, moving north at 15 mph.

THIS IS A DESTRUCTIVE STORM.

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

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured.
Expect shattered windows, extensive damage to roofs,
siding, and vehicles.

This severe thunderstorm will remain over mainly rural areas of
northeastern Grimes and west central Walker Counties.
</description><instruction>For your protection move to an interior room on the lowest floor of a
building.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>SVSHGX</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WWUS54 KHGX 110120</value></parameter><parameter><valueName>NWSheadline</valueName><value>A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR NORTHEASTERN GRIMES AND WEST CENTRAL WALKER COUNTIES</value></parameter><parameter><valueName>eventMotionDescription</valueName><value>2026-05-11T01:19:00Z...storm...177DEG...12KT...30.74,-95.73</value></parameter><parameter><valueName>windThreat</valueName><value>RADAR INDICATED</value></parameter><parameter><valueName>maxWindGust</valueName><value>60 MPH</value></parameter><parameter><valueName>hailThreat</valueName><value>RADAR INDICATED</value></parameter><parameter><valueName>maxHailSize</valueName><value>2.75</value></parameter><parameter><valueName>thunderstormDamageThreat</valueName><value>DESTRUCTIVE</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.CON.KHGX.SV.W.0046.000000T0000Z-260511T0130Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-05-10T20:30:00-05:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>NWS:DESTRUCTIVE HAIL STORM in this area til 830 PM CDT. Take shelter now. Check media.</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>National Weather Service: SEVERE THUNDERSTORM WARNING in effect for this area until 8:30 PM CDT for DESTRUCTIVE baseball size hail. Take shelter in a sturdy building, away from windows. People and animals outdoors will be severely injured.</value></parameter><area><areaDesc>Grimes, TX; Walker, TX</areaDesc><polygon>30.88,-95.67 30.66,-95.66 30.64,-95.73 30.65,-95.84 30.86,-95.91 30.88,-95.67</polygon><geocode><valueName>SAME</valueName><value>048185</value></geocode><geocode><valueName>SAME</valueName><value>048471</value></geocode><geocode><valueName>UGC</valueName><value>TXC185</value></geocode><geocode><valueName>UGC</valueName><value>TXC471</value></geocode></area></info><info><language>es-US</language><category>Met</category><event>Severe Thunderstorm Warning</event><responseType>Shelter</responseType><urgency>Immediate</urgency><severity>Severe</severity><certainty>Observed</certainty><eventCode><valueName>SAME</valueName><value>SVR</value></eventCode><eventCode><valueName>NationalWeatherService</valueName><value>SVW</value></eventCode><effective>2026-05-10T20:20:00-05:00</effective><onset>2026-05-10T20:20:00-05:00</onset><expires>2026-05-10T20:30:00-05:00</expires><senderName>NWS Houston/Galveston TX</senderName><headline>Severe Thunderstorm Warning issued May 10 at 8:20PM CDT until May 10 at 8:30PM CDT by NWS Houston/Galveston TX</headline><description>At 819 PM CDT, a severe thunderstorm was located 10 miles west of
Huntsville, moving north at 15 mph.

THIS IS A DESTRUCTIVE STORM.

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

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured.
Expect shattered windows, extensive damage to roofs,
siding, and vehicles.

This severe thunderstorm will remain over mainly rural areas of
northeastern Grimes and west central Walker Counties.
</description><instruction>For your protection move to an interior room on the lowest floor of a
building.</instruction><web>http://www.weather.gov</web><parameter><valueName>AWIPSidentifier</valueName><value>SVSHGX</value></parameter><parameter><valueName>WMOidentifier</valueName><value>WWUS54 KHGX 110120</value></parameter><parameter><valueName>NWSheadline</valueName><value>A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR NORTHEASTERN GRIMES AND WEST CENTRAL WALKER COUNTIES</value></parameter><parameter><valueName>eventMotionDescription</valueName><value>2026-05-11T01:19:00Z...storm...177DEG...12KT...30.74,-95.73</value></parameter><parameter><valueName>windThreat</valueName><value>RADAR INDICATED</value></parameter><parameter><valueName>maxWindGust</valueName><value>60 MPH</value></parameter><parameter><valueName>hailThreat</valueName><value>RADAR INDICATED</value></parameter><parameter><valueName>maxHailSize</valueName><value>2.75</value></parameter><parameter><valueName>thunderstormDamageThreat</valueName><value>DESTRUCTIVE</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.CON.KHGX.SV.W.0046.000000T0000Z-260511T0130Z/</value></parameter><parameter><valueName>eventEndingTime</valueName><value>2026-05-10T20:30:00-05:00</value></parameter><parameter><valueName>WEAHandling</valueName><value>Imminent Threat</value></parameter><parameter><valueName>CMAMtext</valueName><value>SNM:TORMENTA DE GRANIZO DESTRUCTIVA en esta area hasta 830 PM CDT. Tome refugio ahora</value></parameter><parameter><valueName>CMAMlongtext</valueName><value>Servicio Nacional de Meteorologia: AVISO DE TORMENTA SEVERA en efecto para esta area hasta las 8:30 PM CDT por granizo DESTRUCTIVO del tamano de una pelota de beisbol. Tome refugio en un edificio, alejado de las ventanas. Las personas y los animales al aire libre seran gravemente heridos.</value></parameter><area><areaDesc>Grimes, TX; Walker, TX</areaDesc><polygon>30.88,-95.67 30.66,-95.66 30.64,-95.73 30.65,-95.84 30.86,-95.91 30.88,-95.67</polygon><geocode><valueName>SAME</valueName><value>048185</value></geocode><geocode><valueName>SAME</valueName><value>048471</value></geocode><geocode><valueName>UGC</valueName><value>TXC185</value></geocode><geocode><valueName>UGC</valueName><value>TXC471</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>Bl03bT7mqy8hewEMTWy/FkM7q/aDdDSkfCbZn4SD1zo=</DigestValue></Reference></SignedInfo><SignatureValue>WxrgvIbtM1SD3xi8RndSAsYg7a+oRGQIge5YDqEPRQp69ASK2lVrDLnwRivQYFZfc6GnP5w/sg3y&#13;
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