Alert archive / Texas / Areal Flood Advisories in 2021

Areal Flood Advisory 199, NWS Austin/San Antonio, TX

July 21, 2021Llano County, Texas

NWS Austin/San Antonio, TX issued this areal flood advisory at Jul 21, 2021, 8:01 PM CDT for Llano County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 21, 2021, 8:01 PM CDT (01:01 UTC)
Expired
Jul 21, 2021, 11:30 PM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon

County Llano County, TX

The radar

The Ft Hood radar (KGRK), 124 km from the middle of the area, began a volume at 01:01 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this areal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Austin/San Antonio, TX wrote its last area forecast discussion before this areal flood advisory went out at Jul 21, 6:21 PM CDT, 1 hour 40 minutes earlier.

Area forecast discussion, Jul 21, 6:21 PM CDT, 1 hour 40 minutes before
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Hazardous weather outlook, Jul 21, 7:16 PM CDT, 45 minutes before
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In the hours before

Special weather statement, Jul 21, 4:15 PM CDT, 3 hours 46 minutes before
Special Weather Statement
National Weather Service Austin/San Antonio TX
415 PM CDT Wed Jul 21 2021

TXZ183-202-212145-
Kinney TX-Val Verde TX-
415 PM CDT Wed Jul 21 2021

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN KINNEY AND SOUTHEASTERN
VAL VERDE COUNTIES UNTIL 445 PM CDT...

At 413 PM CDT, Doppler radar was tracking a strong thunderstorm over
Standart, or 10 miles west of Brackettville, moving south at 5 mph.

Pea sized hail and winds in excess of 40 mph will be possible with
this storm. These strong winds will spread out to the west and south
away from the rain.

Locations impacted include...
Del Rio, Standart, Amanda, Laughlin AFB, Val Verde Park and Escondido
Estates.

LAT...LON 2948 10089 2951 10047 2914 10042 2914 10074
      2915 10074 2917 10078 2920 10077 2923 10080
      2924 10079 2926 10081 2926 10084 2928 10087
      2931 10089 2931 10090
TIME...MOT...LOC 2113Z 352DEG 6KT 2936 10059

RUNYEN
Special weather statement, Jul 21, 6:31 PM CDT, 1 hour 30 minutes before
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Special weather statement, Jul 21, 7:21 PM CDT, 40 minutes before
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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 21, 7:21 PM CDTSpecial Weather StatementEWXAtascosa24 min
Jul 21, 7:29 PM CDTAreal Flood AdvisoryEWXAtascosa, Karnes2 hr
Jul 21, 8:11 PM CDTSpecial Weather StatementEWXLlano34 min
Jul 21, 9:36 PM CDTAreal Flood AdvisoryEWXLlano114 min
Jul 22, 3:20 PM CDTSpecial Weather StatementEWXComal, Guadalupe25 min
Jul 22, 3:51 PM CDTSpecial Weather StatementEWXAtascosa24 min
Jul 22, 3:55 PM CDTSpecial Weather StatementEWXHays35 min
Jul 22, 4:15 PM CDTSpecial Weather StatementEWXBexar, Wilson45 min
Jul 22, 4:17 PM CDTSpecial Weather StatementEWXHays28 min
Jul 22, 4:22 PM CDTSpecial Weather StatementEWXAtascosa53 min
Jul 22, 4:42 PM CDTSpecial Weather StatementEWXTravis33 min
Jul 22, 4:51 PM CDTSpecial Weather StatementEWXUvalde39 min
Jul 22, 4:58 PM CDTSpecial Weather StatementEWXBexar47 min
Jul 22, 5:12 PM CDTSpecial Weather StatementEWXDeWitt33 min
Jul 22, 5:18 PM CDTSpecial Weather StatementEWXFrio, Guadalupe, Wilson42 min
Jul 22, 5:28 PM CDTAreal Flood AdvisoryEWXAtascosa, Bexar, Wilson3 hr
Jul 22, 5:42 PM CDTSpecial Weather StatementEWXGonzales48 min

Nearby

Areal Flood Advisories in Texas, 2021Every areal flood advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.