Alert archive / Texas / Areal Flood Advisories in 2021

Areal Flood Advisory 277, NWS Austin/San Antonio, TX

October 1, 2021Bastrop County, Texas

NWS Austin/San Antonio, TX issued this areal flood advisory at Oct 1, 2021, 6:37 AM CDT for Bastrop County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Oct 1, 2021, 6:37 AM CDT (11:37 UTC)
Expired: Oct 1, 2021, 9:45 AM CDT
In force: 3 hr
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon

County Bastrop County, TX

The radar

The Ft Hood radar (KGRK), 69 km from the middle of the area, began a volume at 11:36 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 Oct 1, 2:30 AM CDT, 4 hours 7 minutes earlier.

Area forecast discussion, Oct 1, 2:30 AM CDT, 4 hours 7 minutes before

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Hazardous weather outlook, Oct 1, 3:08 AM CDT, 3 hours 29 minutes before

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In the hours before

Special weather statement, Oct 1, 12:58 AM CDT, 5 hours 39 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
1258 AM CDT Fri Oct 1 2021

TXZ202-203-217-218-010700-
Maverick TX-Uvalde TX-Kinney TX-Zavala TX-
1258 AM CDT Fri Oct 1 2021

...A strong thunderstorm will impact portions of southern Kinney,
northern Maverick, Uvalde and northern Zavala Counties through 200 AM
CDT...

At 1257 AM CDT, Doppler radar was tracking a strong thunderstorm near
Washer, or 10 miles southwest of Uvalde, moving southeast at 30 mph.

HAZARD...Wind gusts of 50 to 55 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Uvalde, Spofford, Quemado, La Pryor, Batesville, Sabinal, Laguna,
Concan, Darling, Uvalde Estates, Dabney, Cline, Anacacho, Reagan
Wells, Utopia, Knippa, Blewett, Paloma, Washer and Montell.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 2878 10054 2882 10055 2883 10058 2885 10057
      2888 10060 2889 10059 2891 10062 2896 10065
      2909 10067 2911 10069 2914 10074 2920 10077
      2928 10024 2962 10010 2962 9942 2896 9941
TIME...MOT...LOC 0557Z 293DEG 25KT 2912 9992

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...55 MPH

AAT

Special weather statement, Oct 1, 12:59 AM CDT, 5 hours 38 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
1259 AM CDT Fri Oct 1 2021

TXZ171-186>190-010645-
Blanco TX-Gillespie TX-Kerr TX-Llano TX-Bandera TX-Kendall TX-
1259 AM CDT Fri Oct 1 2021

...A strong thunderstorm will impact portions of Bandera, eastern
Kerr, northwestern Blanco, Gillespie, Llano and Kendall Counties
through 145 AM CDT...

At 1259 AM CDT, Doppler radar was tracking a strong thunderstorm 7
miles southeast of Tivydale, or 9 miles southwest of Fredericksburg,
moving east at 25 mph.

HAZARD...Wind gusts up to 50 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Medina, Kerrville, Boerne, Fredericksburg, Llano, Comfort, Bandera,
Tarpley, Ingram, Hunt, Stonewall, Castell, Field Creek, Bandera
Falls, Kerrville-Schreiner Park, Rocky Hill, Waltonia, Baby Head,
Blumenthal and Waring.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 2994 9855 2962 9905 2963 9951 3029 9939
      3029 9930 3050 9931 3050 9896 3092 9896
      3092 9854
TIME...MOT...LOC 0559Z 267DEG 22KT 3018 9900

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

AAT

Special weather statement, Oct 1, 1:57 AM CDT, 4 hours 40 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
157 AM CDT Fri Oct 1 2021

TXZ203-204-217>219-228-010800-
Frio TX-Maverick TX-Uvalde TX-Dimmit TX-Medina TX-Zavala TX-
157 AM CDT Fri Oct 1 2021

...A strong thunderstorm will impact portions of southwestern Medina,
northeastern Maverick, north central Dimmit, southern Uvalde, Zavala
and northwestern Frio Counties through 300 AM CDT...

At 157 AM CDT, Doppler radar was tracking a strong thunderstorm near
Batesville, moving east at 30 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Uvalde, Crystal City, Carrizo Springs, La Pryor, Batesville, Chula
Vista-River Spur, Blewett, Washer, Las Colonias, Winter Haven, Uvalde
Estates, Loma Vista, Bluff, Frio Town, Knippa and Brundage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 2851 9990 2902 10026 2909 10018 2909 10012
      2915 10011 2938 9985 2901 9898
TIME...MOT...LOC 0657Z 286DEG 24KT 2901 9963

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

AAT

Local storm report, Oct 1, 5:28 AM CDT, 1 hour 9 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 30, 7:15 PM CDT	Special Weather Statement	EWX	Terrell	45 min
Sep 30, 7:49 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	56 min
Sep 30, 8:40 PM CDT	Special Weather Statement	EWX	Val Verde	50 min
Sep 30, 8:44 PM CDT	Special Weather Statement	EWX	Burnet	16 min
Sep 30, 9:26 PM CDT	Special Weather Statement	EWX	Val Verde	49 min
Sep 30, 9:55 PM CDT	Severe Thunderstorm Warning	EWX	Edwards, Val Verde	50 min
Sep 30, 10:22 PM CDT	Special Weather Statement	EWX	Val Verde	53 min
Sep 30, 10:41 PM CDT	Special Weather Statement	EWX	Edwards, Real	49 min
Sep 30, 11:12 PM CDT	Areal Flood Advisory	EWX	Edwards, Val Verde	3 hr
Sep 30, 11:19 PM CDT	Special Weather Statement	EWX	Kerr, Kinney, Real, Uvalde	56 min
Sep 30, 11:33 PM CDT	Areal Flood Advisory	EWX	Val Verde	3 hr
Oct 1, 12:13 AM CDT	Areal Flood Advisory	EWX	Edwards, Kerr, Real	3 hr
Oct 1, 12:16 AM CDT	Special Weather Statement	EWX	Bandera, Kerr, Kinney, Uvalde	44 min
Oct 1, 12:37 AM CDT	Areal Flood Advisory	EWX	Gillespie, Kerr	3 hr
Oct 1, 12:48 AM CDT	Areal Flood Advisory	EWX	Kinney, Maverick, Uvalde, Val Verde	3 hr
Oct 1, 12:58 AM CDT	Special Weather Statement	EWX	Uvalde	62 min
Oct 1, 12:59 AM CDT	Special Weather Statement	EWX	Bandera, Gillespie, Kendall, Kerr, Llano	46 min
Oct 1, 1:25 AM CDT	Areal Flood Advisory	EWX	Kinney, Uvalde, Zavala	3 hr
Oct 1, 1:49 AM CDT	Flash Flood Warning Considerable damage threat	EWX	Kinney, Maverick, Uvalde, Zavala	4 hr
Oct 1, 1:57 AM CDT	Special Weather Statement	EWX	Zavala	63 min
Oct 1, 2:16 AM CDT	Areal Flood Advisory	EWX	Gillespie, Llano	3 hr
Oct 1, 2:57 AM CDT	Areal Flood Advisory	EWX	Burnet, Llano	3 hr
Oct 1, 4:11 AM CDT	Areal Flood Advisory	EWX	Kinney, Maverick	4 hr
Oct 1, 4:16 AM CDT	Areal Flood Advisory	EWX	Bexar	3 hr
Oct 1, 4:26 AM CDT	Areal Flood Advisory	EWX	Hays, Travis, Williamson	4 hr
Oct 1, 4:44 AM CDT	Flash Flood Warning Considerable damage threat	EWX	Travis	3 hr
Oct 1, 5:07 AM CDT	Areal Flood Advisory	EWX	Wilson	3 hr
Oct 1, 6:46 AM CDT	Areal Flood Advisory	EWX	Bexar, Guadalupe	3 hr
Oct 1, 6:37 PM CDT	Special Weather Statement	EWX	Terrell	38 min

Nearby

Areal Flood Advisories in Texas, 2021 Every 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.