Alert archive / Texas / Flash Flood Warnings in 2010

Flash Flood Warning 70, NWS Austin/San Antonio, TX

September 8, 201010 counties in Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Sep 8, 2010, 1:09 AM CDT for 10 counties in Texas. It was in force for 8 hr. 7 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Sep 8, 2010, 1:09 AM CDT (06:09 UTC)
Expired
Sep 8, 2010, 9:00 AM CDT
In force
8 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Flood severity
None

Counties Bastrop County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, Guadalupe County, TX, Hays County, TX, Lee County, TX, Travis County, TX, Williamson County, TX

The radar

The Ft Hood radar (KGRK), 34 km from the middle of the area, began a volume at 06:12 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 was reported inside it

TimeReportWhereRemark
Sep 8, 1:30 AM CDTFLASH FLOODAustin, TXMULTIPLE HIGH WATER RESCUES ONGOING ACROSS AUSTIN...CEDAR PARK...AND JOLLYVILLE.
Sep 8, 1:47 AM CDTFLASH FLOODGeorgetown, TXWATER SEVERAL FEET DEEP ON THE CAMPUS OF SOUTHWESTERN UNIVERSITY IN GEORGETOWN.
Sep 8, 1:58 AM CDTHEAVY RAIN 10.1110 Nnw Austin, TXNWS COOP RAIN GAUGE MEASURED 10.11 INCHES FOR THE CALENDAR DAY ON TUESDAY.
Sep 8, 2:39 AM CDTFLASH FLOODGeorgetown, TXINTERSTATE 35 CLOSED IN BOTH DIRECTIONS IN GEORGETOWN.
Sep 8, 3:36 AM CDTFLASH FLOODRound Rock, TXNUMEROUS SHELTERS HAVE BEEN OPENED ACROSS THE COUNTY. SUBSTANTIAL FLOODING ALONG BRUSHY CREEK. APPROXIMATELY 100 HOMES HAVE BEEN EVACUATED DUE TO HIGH WATER.
Sep 8, 4:46 AM CDTFLASH FLOODAustin, TXCITY OF AUSTIN AND TRAVIS COUNTY ROAD CLOSURE WEBSITE REPORTS 32 ROADS CLOSED ACROSS AUSTIN AND TRAVIS COUNTY.
Sep 8, 7:30 AM CDTFLASH FLOOD2 W Georgetown, TXSH29 CLOSED DUE TO FLOODING.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 6 storm reports to this flash flood warning; the first came 21 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 6.2 hours before the alert went out and 259 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 2010-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 528 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2010-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 139 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
528 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
473 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
139 m²/s²
0-3 km storm-relative helicity
269 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

760 
WGUS54 KEWX 080609
FFWEWX
TXC021-031-053-055-091-187-209-287-453-491-081000-
/O.NEW.KEWX.FF.W.0070.100908T0609Z-100908T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
109 AM CDT WED SEP 8 2010

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WESTERN BASTROP COUNTY...
  EASTERN BLANCO COUNTY...
  SOUTHEASTERN BURNET COUNTY...
  NORTHERN CALDWELL COUNTY...
  NORTHEASTERN COMAL COUNTY...
  NORTH CENTRAL GUADALUPE COUNTY...
  HAYS COUNTY...
  NORTHWESTERN LEE COUNTY...
  TRAVIS COUNTY...
  WILLIAMSON COUNTY...

* UNTIL 500 AM CDT.

* AT 100 AM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT
  RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE FLASH FLOODING 
  FROM A LARGE THUNDERSTORM COMPLEX THAT WAS TRAINING OVER THE 
  WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MAHOMET...
  OATMEAL...SMITHWICK...LIBERTY HILL...WINDEMERE...WEIR...THRALL...
  TAYLOR...SPICEWOOD...SERENADA...ROUND ROCK...PFLUGERVILLE...
  LEANDER...LAGO VISTA...JARRELL...HUTTO...GRANGER DAM...GRANGER...
  GEORGETOWN DAM...GEORGETOWN...FLORENCE...COUPLAND...CEDAR PARK...
  BRIGGS...BERTRAM...BARTLETT...ANDICE AND ANDERSON MILL.

LIFE THREATENING FLASH FLOODING WILL CONTINUE FOR THE NEXT SEVERAL 
HOURS ALONG THE I-35 CORRIDOR. EXPECT RAINFALL RATES UP TO 3 INCHES 
PER HOUR AND 3-HOUR RAINFALL TOTALS OF 5 TO 7 INCHES PER HOUR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.

&&

LAT...LON 3092 9783 3089 9764 3075 9727 3048 9715
      3054 9702 2989 9742 2969 9793 3009 9845
      3103 9790

$$
6 follow-up statements
756 
WGUS74 KEWX 080653
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
153 AM CDT WED SEP 8 2010

TXC021-031-053-055-091-187-209-287-453-491-081000-
/O.CON.KEWX.FF.W.0070.000000T0000Z-100908T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BURNET TX-WILLIAMSON TX-TRAVIS TX-LEE TX-BLANCO TX-BASTROP TX-HAYS 
TX-CALDWELL TX-COMAL TX-GUADALUPE TX-
153 AM CDT WED SEP 8 2010

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 AM CDT FOR NORTH
CENTRAL GUADALUPE...NORTHEASTERN COMAL...NORTHERN CALDWELL...HAYS...
WESTERN BASTROP...EASTERN BLANCO...NORTHWESTERN LEE...TRAVIS...
WILLIAMSON AND SOUTHEASTERN BURNET COUNTIES...

AT 147 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT A COMPLEX OF TRAINING THUNDERSTORMS PRODUCING FLASH FLOODING 
OVER THE WARNED AREA.

AREAS ALONG I-35 AND THE BALCONES ESCARPMENT IN AND AROUND THE 
AUSTIN METRO AREA WILL EXPERIENCE A LIFE THREATENING FLASH FLOOD 
EVENT OVER THE NEXT SEVERAL HOURS. NUMEROUS EVACUATIONS AND HIGH 
WATER RESCUES HAVE ALREADY BEEN REPORTED BY THE MEDIA AND LAW 
ENFORCEMENT PERSONNEL. 

HEAVY RAINS WILL CONTINUE THROUGH AT LEAST 4 AM OVER THESE SAME 
AREAS. EXPECT RAINFALL RATES UP TO 3 INCHES PER HOUR AND 3-HOUR 
RAINFALL TOTALS OF 5 TO 7 INCHES. A FEW AREAS MAY EXPERIENCE 6-HOUR 
RAINFALL TOTALS OF 6 TO 10 INCHES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.

&&

LAT...LON 3092 9783 3089 9764 3075 9727 3048 9715
      3054 9702 2989 9742 2969 9793 3009 9845
      3103 9790

$$
768 
WGUS74 KEWX 080824
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
324 AM CDT WED SEP 8 2010

TXC021-031-053-055-091-187-209-287-453-491-081000-
/O.CON.KEWX.FF.W.0070.000000T0000Z-100908T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BURNET TX-WILLIAMSON TX-TRAVIS TX-LEE TX-BLANCO TX-BASTROP TX-HAYS 
TX-CALDWELL TX-COMAL TX-GUADALUPE TX-
324 AM CDT WED SEP 8 2010

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 AM CDT FOR NORTH
CENTRAL GUADALUPE...NORTHEASTERN COMAL...NORTHERN CALDWELL...HAYS...
WESTERN BASTROP...EASTERN BLANCO...NORTHWESTERN LEE...TRAVIS...
WILLIAMSON AND SOUTHEASTERN BURNET COUNTIES...

AT 314 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT TRAINING THUNDERSTORMS PRODUCING LIFE THREATENING FLASH 
FLOODING OVER THE WARNED AREA.

AREAS ALONG I-35 AND THE BALCONES ESCARPMENT IN AND AROUND THE 
AUSTIN METRO AREA WILL CONTINUE TO EXPERIENCE A VERY DANGEROUS FLASH 
FLOOD EVENT OVER THE NEXT SEVERAL HOURS. NUMEROUS EVACUATIONS AND 
HIGH WATER RESCUES HAVE ALREADY BEEN REPORTED BY THE MEDIA AND LAW 
ENFORCEMENT PERSONNEL. 

MODERATE TO HEAVY RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WILL 
CONTINUE THROUGH AT LEAST 430 AM OVER MUCH OF THE WARNED AREA. 
GROUND REPORTS AND RADAR ESTIMATES SUGGEST THAT OVERNIGHT 6-HOUR 
RAINFALL AMOUNTS OF 6 TO 10 INCHES HAVE OCCURED OVER AN AREA FROM 
LAKEWAY TO FLORENCE...EXTENDING EAST TO JARRELL...ROUND ROCK...AND 
SUNSET VALLEY.

MANY ROADWAYS WILL REMAIN CUT OFF FOR SEVERAL HOURS. SOME RIVERS AND 
STREAM WILL CONTINUE TO RISE RAPIDLY AND WARRANT ADDITIONAL 
EVACUATIONS. OVERNIGHT TRAVEL IS DISCOURAGED UNLESS ABSOLUTELY 
NECESSARY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS, STREAMS, STREET
INTERSECTIONS, CULVERTS AND UNDERPASSES. LOW LYING PLACES THAT
NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO NOT CROSS ANY FLOODED
AREA. TURN AROUND DON'T DROWN.

IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.

&&

LAT...LON 3092 9783 3089 9764 3075 9727 3048 9715
      3054 9702 2989 9742 2969 9793 3009 9845
      3103 9790

$$
397 
WGUS54 KEWX 080949
FFWEWX
TXC021-031-053-055-091-187-209-287-453-491-081200-
/O.EXT.KEWX.FF.W.0070.000000T0000Z-100908T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
449 AM CDT WED SEP 8 2010

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  WESTERN BASTROP COUNTY...
  EASTERN BLANCO COUNTY...
  SOUTHEASTERN BURNET COUNTY...
  NORTHERN CALDWELL COUNTY...
  NORTHEASTERN COMAL COUNTY...
  NORTH CENTRAL GUADALUPE COUNTY...
  HAYS COUNTY...
  NORTHWESTERN LEE COUNTY...
  TRAVIS COUNTY...
  WILLIAMSON COUNTY...

* UNTIL 700 AM CDT.

* AT 442 AM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT   
  RAINFALL ESTIMATES FROM DOPPLER RADAR CONTINUE TO INDICATE FLASH   
  FLOODING POTENTIAL FROM THUNDERSTORMS OVER THE WARNED AREA.

AREAS ALONG I-35 AND THE BALCONES ESCARPMENT IN AND AROUND THE 
AUSTIN METRO AREA WILL CONTINUE TO EXPERIENCE A VERY DANGEROUS FLASH 
FLOOD EVENT OVER THE NEXT FEW HOURS. NUMEROUS EVACUATIONS AND HIGH 
WATER RESCUES HAVE ALREADY BEEN REPORTED BY THE MEDIA AND LAW 
ENFORCEMENT PERSONNEL. 

MODERATE TO HEAVY RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WILL 
CONTINUE THROUGH AT LEAST 630 AM OVER MUCH OF THE WARNED AREA. 
GROUND REPORTS AND RADAR ESTIMATES SUGGEST THAT OVERNIGHT RAINFALL 
AMOUNTS OF 6 TO 12 INCHES HAVE OCCURRED OVER AN AREA FROM LAKEWAY TO 
FLORENCE...EXTENDING EAST TO JARRELL...ROUND ROCK...AND SUNSET 
VALLEY.

MANY ROADWAYS WILL REMAIN CUT OFF FOR SEVERAL HOURS. SOME RIVERS AND 
STREAM WILL CONTINUE TO RISE RAPIDLY AND WARRANT ADDITIONAL 
EVACUATIONS. OVERNIGHT TRAVEL IS DISCOURAGED UNLESS ABSOLUTELY 
NECESSARY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS, STREAMS, STREET
INTERSECTIONS, CULVERTS AND UNDERPASSES. LOW LYING PLACES THAT
NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO NOT CROSS ANY FLOODED
AREA. TURN AROUND DON'T DROWN.

IT IS HARD TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. IF FLOOD
WATERS RISE ACT QUICKLY. DO NOT STAY IN FLOOD PRONE AREAS.

&&

LAT...LON 3092 9783 3089 9764 3075 9727 3048 9715
      3054 9702 2989 9742 2969 9793 3009 9845
      3103 9790

$$
923 
WGUS54 KEWX 081150
FFWEWX
TXC021-031-053-055-091-187-209-287-453-491-081400-
/O.EXT.KEWX.FF.W.0070.000000T0000Z-100908T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
650 AM CDT WED SEP 8 2010

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  WESTERN BASTROP COUNTY...
  EASTERN BLANCO COUNTY...
  SOUTHEASTERN BURNET COUNTY...
  NORTHERN CALDWELL COUNTY...
  NORTHEASTERN COMAL COUNTY...
  NORTH CENTRAL GUADALUPE COUNTY...
  HAYS COUNTY...
  NORTHWESTERN LEE COUNTY...
  TRAVIS COUNTY...
  WILLIAMSON COUNTY...

* UNTIL 900 AM CDT.

* AT 645 AM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT
  RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE FLASH FLOODING 
  FROM THUNDERSTORM TRAINING OVER THE WARNED AREA.

WIDESPREAD FLOODING CONTINUES TO AFFECT THE AUSTIN METRO AREA OVER 
THE NEXT FEW HOURS. NUMEROUS EVACUATIONS AND HIGH WATER RESCUES HAVE 
BEEN REPORTED BY THE MEDIA AND LAW ENFORCEMENT PERSONNEL OVERNIGHT. 
AFTER OVERNIGHT HEAVY RAINFALL TOTALS OF 6 TO 10 INCHES ACROSS PART 
OF THE WARNED AREA...AN ADDITIONAL 1 TO 2 INCHES OF EXPECTED 
RAINFALL WILL LIKELY CONTINUE TO MAKE FOR VERY DANGEROUS FLASH 
FLOODING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE WHERE WATER COVERS THE ROAD. EVEN SUVS AND PICKUPS WILL
BE SWEPT AWAY BY AS LITTLE AS TWO FEET OF RUSHING WATER. TURN AROUND
DON'T DROWN.

&&

LAT...LON 3092 9783 3089 9764 3075 9727 3048 9715
      3054 9702 2989 9742 2969 9793 3009 9845
      3103 9790

$$
618 
WGUS74 KEWX 081228
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
728 AM CDT WED SEP 8 2010

TXC021-031-053-055-091-187-209-287-453-491-081400-
/O.CON.KEWX.FF.W.0070.000000T0000Z-100908T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BURNET TX-WILLIAMSON TX-TRAVIS TX-LEE TX-BLANCO TX-BASTROP TX-HAYS 
TX-CALDWELL TX-COMAL TX-GUADALUPE TX-
728 AM CDT WED SEP 8 2010

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM CDT FOR NORTH
CENTRAL GUADALUPE...NORTHEASTERN COMAL...NORTHERN CALDWELL...HAYS...
WESTERN BASTROP...EASTERN BLANCO...NORTHWESTERN LEE...TRAVIS...
WILLIAMSON AND SOUTHEASTERN BURNET COUNTIES...

AT 722 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT A TRAINING PATTERN OF SHOWERS AND THUNDERSTORMS...PRODUCING 
CONTINUED WIDESPREAD FLASH FLOODING OVER THE WARNED AREA.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES REMAINS POSSIBLE 
BETWEEN 7 AM AND 9 AM...AS SOME THUNDERSTORMS CONTINUE TO PRODUCE 
HEAVY RAINFALL RATES OF 1 TO 2 INCHES PER HOUR. FLOODING IS EXPECTED 
TO BE MOST SEVERE IN AREAS NEAR LARGER CREEKS AND STREAMS...THAT 
REMAIN FLOODED FROM 6 TO 12 INCHES OF RAIN OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS, STREAMS, STREET
INTERSECTIONS, CULVERTS AND UNDERPASSES. LOW LYING PLACES THAT
NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO NOT CROSS ANY FLOODED
AREA. TURN AROUND DON'T DROWN.

DO NOT DRIVE WHERE WATER COVERS THE ROAD. EVEN SUVS AND PICKUPS WILL
BE SWEPT AWAY BY AS LITTLE AS TWO FEET OF RUSHING WATER. TURN AROUND
DON'T DROWN.

&&

LAT...LON 3092 9783 3089 9764 3075 9727 3048 9715
      3054 9702 2989 9742 2969 9793 3009 9845
      3103 9790

$$
019 
WGUS74 KEWX 081355
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
855 AM CDT WED SEP 8 2010

TXC021-031-053-055-091-187-209-287-453-491-081403-
/O.EXP.KEWX.FF.W.0070.000000T0000Z-100908T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BURNET TX-WILLIAMSON TX-TRAVIS TX-LEE TX-BLANCO TX-BASTROP TX-HAYS 
TX-CALDWELL TX-COMAL TX-GUADALUPE TX-
855 AM CDT WED SEP 8 2010

...THIS FLASH FLOOD WARNING WILL EXPIRE AT 900 AM CDT AND HAS BEEN 
REPLACED WITH FLASH FLOOD WARNING NUMBER 76. THIS WARNING IS FOR 
NORTH CENTRAL GUADALUPE...NORTHEASTERN COMAL...NORTHERN 
CALDWELL...HAYS...WESTERN BASTROP...EASTERN BLANCO...NORTHWESTERN 
LEE...TRAVIS...WILLIAMSON AND SOUTHEASTERN BURNET COUNTIES...

LAT...LON 3092 9783 3089 9764 3075 9727 3048 9715
      3054 9702 2989 9742 2969 9793 3009 9845
      3103 9790

$$

What forecasters said that day

The local office's own words before this flash flood warning 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 flash flood warning went out at Sep 7, 11:57 PM CDT, 1 hour 12 minutes earlier.

Area forecast discussion, Sep 7, 11:57 PM CDT, 1 hour 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1157 PM CDT TUE SEP 7 2010

.AVIATION...
SHOWERS AND THUNDERSTORMS CONTINUE TO AFFECT TERMINALS ALONG THE
I 35 CORRIDOR AS TROPICAL MOISTURE PUSHES NORTHWARD FROM THE GULF
WHILE INTERACTING WITH OUTER BANDS OF FORMER TROPICAL STORM HERMINE. THIS
ACTIVITY IS EXPECTED TO PERSIST THROUGH THE OVERNIGHT HOURS AND
CONTINUING AT LEAST THROUGH MID MORNING ON WEDNESDAY. HOWEVER...A
SECOND ROUND OF HEAVY SHOWERS AND THUNDERSTORMS ARE POSSIBLE
DURING THE AFTERNOON HOURS ALONG AND EAST OF I 35.

TAF/LAMP...GFS LAMP AND NAM MOS AGREE ON IFR CONDITIONS FROM ABOUT
06Z THROUGH 10Z AND MVFR CONDITIONS FOR THE REST OF THE MORNING
AND PART OF THE AFTERNOON. VFR CONDITIONS ARE EXPECTED TO COME
BACK TO THE AREA AROUND 21Z/22Z AND GOING BACK TO MVFR AT ABOUT
02Z ON THURSDAY. WINDS SOUTHEAST AT 10 TO 15 KNOTS.

&&

.PREV DISCUSSION... /ISSUED 827 PM CDT TUE SEP 7 2010/

UPDATE...
TROPICAL DEPRESSION HERMINE LOCATED NEAR BRADY IS MOVING
NORTH...NORTHWEST AT 20 MPH.  RAIN BANDS WITH SHOWERS AND
SCATTERED THUNDERSTORMS CONTINUE NEAR AND EAST OF A
BURNET TO PLEASANTON LINE...WITH THE HEAVIEST RAIN AND
THUNDERSTORMS FROM NEAR BURNET TO GEORGETOWN AND AUSTIN...
AND THEN EXTENDING SOUTH AND SOUTHWEST TO NEAR SAN MARCOS
AND NEW BRAUNFELS. EXPECT THESE TRENDS TO CONTINUE FOR THE
NEXT FEW HOURS. AFTER MIDNIGHT TONIGHT...WARM ADVECTION FROM
THE SOUTH WILL CONTINUE IN WAKE OF HERMINE AND PROVIDE ENOUGH
INSTABILITY TO ALLOW RAIN WITH SHOWERS AND SCATTERED THUNDERSTORMS
TO CONTINUE. LOCALLY HEAVY RAIN IS POSSIBLE. AS A RESULT WILL
CONTINUE THE FLASH FLOOD WATCH FOR SOUTH CENTRAL TEXAS AND THE
HILL COUNTRY THROUGH NOON ON WEDNESDAY.

RAIN CHANCES ARE EXPECTED TO CONTINUE IN THE DAY ON
WEDNESDAY...AS DAYTIME HEATING AND MARGINAL INSTABILITY
WILL FAVOR SHOWERS AND SCATTERED THUNDERSTORMS TO CONTINUE.
AS HERMINE CONTINUES TO MOVE NORTH AND THE 500 HPA TROF
IS OVER THE SW U.S...WITH THE RIDGE ALOFT EAST OF SOUTH CENTRAL
TEXAS...A WEAKNESS IN THE HEIGHT FIELD WILL CONTINUE.
BY THURSDAY SLIGHTLY MORE STABLE CONDITIONS ARE FORECAST TO
DEVELOP...HOWEVER A COMPOSITE OF SOLUTIONS SHOWS A WEAKENED HEIGHT
FIELD CONTINUING OVER SOUTH CENTRAL TEXAS AS A PROGRESSIVE 500 HPA
TROF MOVES ACROSS THE ROCKIES... PROVIDING MODERATE SOUTH TO
SOUTHEAST WINDS. WITH DAYTIME HEATING IN THIS ENVIRONMENT...WIDELY
SCATTERED SHOWERS ARE POSSIBLE THURSDAY. ON FRIDAY THE PROGRESSIVE
500 HPA TROF WILL MOVE NORTH OF SOUTH CENTRAL TEXAS...WITH THE
SUBTROPICAL HIGH BEGINNING TO BUILD OVER THE AREA. THIS TREND WILL
CONTINUE OVER THE WEEKEND WITH THE SUBTROPICAL HIGH OVER SOUTH
CENTRAL TEXAS AND A SLIGHT WEAKNESS IN THE HEIGHT FIELD NORTHEAST
OF THE AREA. WITH THIS TYPE OF SEPTEMBER WEATHER PATTERN...ISOLATED
SHOWERS ARE POSSIBLE OVER THE EASTERN EDGE OF SOUTH CENTRAL TEXAS
FRIDAY THROUGH SUNDAY...ASSOCIATED WITH MAINLY DAYTIME OR
AFTERNOON SEA BREEZE SHOWERS.

PREV DISCUSSION... /ISSUED 653 PM CDT TUE SEP 7 2010/

AVIATION...
OUTER BANDS FROM HERMINE WILL CONTINUE TO PRODUCE MODERATE TO
HEAVY SHOWERS AND ISOLATED THUNDERSTORMS ACROSS THE I 35 CORRIDOR TONIGHT.
ISOLATED TORNADOES ARE POSSIBLE AS WELL MAINLY OVER THE MOST
EASTERN COUNTIES. THE SYSTEM IS FORECAST TO CONTINUE MOVING
NORTHWARD TONIGHT AND TURN TOWARDS THE NORTH NORTHEAST OVERNIGHT
AND WEDNESDAY. MVFR CONDITIONS ARE EXPECTED ACROSS ALL LOCAL SITES
WITH THE EXCEPTION OF DRT FOR THE NEXT 3 TO 5 HOURS.
AFTERWARD...IFR CONDITIONS ARE FORECAST TO PREVAIL AS CIGS GO
BELOW 1000 FEET OVERNIGHT MAINLY ACROSS THE I 35 CORRIDOR.

LIGHT TO MODERATE SHOWERS WILL PERSIST TONIGHT THROUGH WEDNESDAY
MORNING. WEATHER CONDITIONS TO IMPROVE ABOUT 17Z/18Z AND BACK TO
VFR/MVFR CONDITIONS FOR THE MOST AREAS. WINDS SOUTHEAST AT 10 TO
20 MPH WITH HIGHER GUSTS DURING SHOWERS OR THUNDERSTORMS.

PREV DISCUSSION... /ISSUED 351 PM CDT TUE SEP 7 2010/

DISCUSSION...
TROPICAL STORM HERMINE..NOW IN THE EASTERN HILL COUNTRY WILL
CONTINUE TO MOVE NORTH NORTHWEST INTO CENTRAL TEXAS THIS EVENING.
THE STORM WILL LEAVE A WIDE OPEN GULF AND DEEP TROPICAL MOISTURE IN
ITS WAKE..RESULTING IN CONTINUED DEVELOPMENT OF TROPICAL SHOWERS
AND ISOLATED THUNDERSTORMS. A FLASH FLOOD WATCH WILL CONTINUE
THROUGH NOON TOMORROW AS LOCALIZED HEAVY RAINS ARE A POSSIBILITY..
ALTHOUGH THE AMOUNT OF HEAVY RAINS ASSOCIATED WITH TODAY'S
TROPICAL BANDS ARE NOT EXPECTED TONIGHT AND WEDNESDAY.
AN ADDITIONAL 2 TO 4 INCHES (LOCALLY HIGHER AMOUNTS TO 6 INCHES)
MAY BE EXPECTED ALONG AND JUST EAST OF THE CENTER'S TRACK AS WELL
AS ALONG THE ONSHORE RAIN BANDS OVER EASTERN SECTIONS OF THE CWA
THROUGH NOON TOMORROW. BY THURSDAY AFTERNOON..PRECIPITABLE WATER
VALUES FALL BELOW 2 INCHES OVER ALL BUT THE EXTREME EASTERN
PORTIONS WHILE A BROAD HIGH PRESSURE AREA ALOFT SETTLES OVER THE
AREA. WITH READINGS EXPECTED TO WARM INTO THE 90S..AFTERNOON
HEATING WILL STILL HELP TO DEVELOP SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS THURSDAY. AS RIDGING ALOFT CONTINUES TO BUILD
FRIDAY..RAIN CHANCES WILL DIMINISH. THE RIDGE WILL HANG STRONG
THROUGH THE WEEKEND AND INTO EARLY NEXT WEEK. OTHER THAN A FEW
SEA-BREEZE TYPE SHOWERS AND THUNDERSTORMS..LITTLE RAIN IS
EXPECTED.

&&

.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY              75  88  77  93  78 /  90  60  20  20  10
AUSTIN BERGSTROM INTL AIRPORT  75  88  77  93  77 /  90  60  20  30  10
NEW BRAUNFELS MUNI AIRPORT     76  88  77  93  77 /  90  60  20  20  10
BURNET MUNI AIRPORT            72  87  75  91  76 /  90  60  20  20  10
DEL RIO INTL AIRPORT           73  91  77  94  77 /  50  20  20  10  10
GEORGETOWN MUNI AIRPORT        75  88  76  93  77 /  90  60  30  20  10
HONDO MUNI AIRPORT             76  88  77  93  76 /  80  50  20  20  10
SAN MARCOS MUNI AIRPORT        76  88  76  93  77 /  90  60  20  20  10
LA GRANGE - FAYETTE REGIONAL   76  89  77  92  79 /  90  60  30  30  20
SAN ANTONIO INTL AIRPORT       76  88  78  92  78 /  80  60  20  20  10
STINSON MUNI AIRPORT           76  88  78  93  78 /  80  60  20  20  10

&&

.EWX WATCHES/WARNINGS/ADVISORIES...
FLASH FLOOD WATCH THROUGH WEDNESDAY MORNING FOR THE FOLLOWING
COUNTIES: ATASCOSA...BANDERA...BASTROP...BEXAR...BLANCO...BURNET...
CALDWELL...COMAL...DE WITT...DIMMIT...EDWARDS...FAYETTE...FRIO...
GILLESPIE...GONZALES...GUADALUPE...HAYS...KARNES...KENDALL...KERR...
KINNEY...LAVACA...LEE...LLANO...MAVERICK...MEDINA...REAL...TRAVIS...
UVALDE...VAL VERDE...WILLIAMSON...WILSON...ZAVALA.

&&

11/17
Hazardous weather outlook, Sep 7, 7:57 PM CDT, 5 hours 12 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
757 PM CDT TUE SEP 7 2010

TXZ171>173-183>194-202>209-217>225-228-090100-
LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-
GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE-
MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA-
FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT-
757 PM CDT TUE SEP 7 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...REST OF TONIGHT...
REMNANTS OF FORMER TROPICAL STORM HERMINE TO AFFECT MOST OF THE
I 35 CORRIDOR THIS EVENING AS OUTER BANDS FROM THE TROPICAL
DEPRESSION MOVE NORTHWARD. ISOLATED TORNADOES ARE POSSIBLE AS
THESE BANDS CONTINUE TO PULL TROPICAL MOISTURE FROM THE GULF IN
COMBINATION WITH AN UNSTABLE ATMOSPHERE AND SMALL CIRCULATIONS
WITHIN THE THESE BANDS OF SHOWERS AND THUNDERSTORMS.

FLASH FLOODING OVER URBAN LOCATIONS AS WELL AS SMALL CREEKS AND
RIVERS AND LOW CROSSING AREAS ARE THE BIGGEST CONCERNS FOR THE
REST OF THIS EVENING. EXPECT TWO TO FOUR INCHES OF RAINFALL WITH
ISOLATED HIGHER AMOUNTS WITHIN THE NEXT 10 TO 18 HOURS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...
THE REMAINS OF HERMINE WILL CONTINUE TO MOVE NORTHWARD INTO CENTRAL
TEXAS ON WEDNESDAY MORNING WITH HEAVY RAINS AND FLOODING STILL
POSSIBLE OVER SOME AREA. RAIN CHANCES WILL DECREASE LATE WEDNESDAY
INTO THURSDAY. RIVER FLOODING WILL STILL BE POSSIBLE FROM RUNOFF
FROM ANY HEAVY RAINFALL.

.SPOTTER INFORMATION STATEMENT...
SPOTTERS REPORTS ARE APPRECIATED...TONIGHT AND WEDNESDAY.

In the hours before

Local storm report, Sep 7, 11:13 PM CDT, 1 hour 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1113 PM CDT TUE SEP 07 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1040 PM     FLASH FLOOD      3 W BRUSHY CREEK        30.51N  97.78W
09/07/2010                   WILLIAMSON         TX   EMERGENCY MNGR

            BRUSHY CREEK ROAD AT BRUSHY BEND DRIVE AND NUMEROUS
            OTHER ROADS CLOSED DUE TO HIGH WATER

&&

EVENT NUMBER EWX1000479

SBS
Local storm report, Sep 7, 11:48 PM CDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1148 PM CDT TUE SEP 07 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1129 PM     FLASH FLOOD      1 NNE SAN LEANNA        30.16N  97.81W
09/07/2010                   TRAVIS             TX   CITY OFFICIAL

            10100 DAVID MOORE DRIVE AND SEVERAL OTHER ROADS CLOSED
            AROUND THE AUSTIN METRO AREA DUE TO HIGH WATER

&&

EVENT NUMBER EWX1000480

SBS
Local storm report, Sep 8, 12:20 AM CDT, 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1220 AM CDT WED SEP 08 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1030 PM     FLASH FLOOD      FLORENCE                30.84N  97.79W
09/07/2010                   WILLIAMSON         TX   LAW ENFORCEMENT

            WATER GETTING INTO HOMES CAUSING EVACUATION OF
            APPROXIMATELY 25 RESIDENTS

&&

EVENT NUMBER EWX1000481

SBS
Local storm report, Sep 8, 12:39 AM CDT, 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1239 AM CDT WED SEP 08 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1200 AM     FLASH FLOOD      2 S AUSTIN              30.27N 97.75W
09/08/2010                   TRAVIS             TX   COUNTY OFFICIAL

            NORTH LAMAR BETWEEN 9TH AND 12TH STREETS CLOSED DUE TO
            HIGH WATER.

&&

MS
Local storm report, Sep 8, 12:51 AM CDT, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1251 AM CDT WED SEP 08 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1250 AM     FLASH FLOOD      FLORENCE                30.84N 97.79W
09/08/2010                   WILLIAMSON         TX   EMERGENCY MNGR

            SEVERAL HOMES BEING EVACUATED DUE TO HIGH WATER IN
            FLORENCE. ADDITIONAL FLOODING WAS REPORTED IN JOLLYVILLE
            AND LIBERTY HILL.

&&

MS
Local storm report, Sep 8, 12:57 AM CDT, 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1257 AM CDT WED SEP 08 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1252 AM     FLASH FLOOD      2 NNW SCHERTZ           29.58N  98.27W
09/08/2010                   GUADALUPE          TX   COCORAHS

            RAINFALL NEAR 1.5 INCHES IN ONE HOUR CAUSING MINOR
            STREET FLOODING

&&

EVENT NUMBER EWX1000482

SBS

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 7:07 PM CDTAreal Flood AdvisoryEWXTravis, Williamson113 min
Sep 7, 7:24 PM CDTFlash Flood WarningEWXBastrop, Burnet, Travis, Williamson3 hr
Sep 7, 7:28 PM CDTTornado WarningEWXTravis, Williamson32 min
Sep 7, 7:41 PM CDTAreal Flood AdvisoryEWXBlanco, Burnet, Gillespie, Llano, Travis, Williamson109 min
Sep 7, 8:01 PM CDTTornado WarningEWXWilliamson14 min
Sep 7, 8:24 PM CDTAreal Flood AdvisoryEWXBexar, Burnet, Caldwell, Comal, Guadalupe, Hays and 2 more3 hr
Sep 7, 8:55 PM CDTFlash Flood WarningEWXBurnet, Caldwell, Comal, Guadalupe, Hays, Travis and 1 more3 hr
Sep 7, 9:33 PM CDTRiver Flood WarningEWXBexar, Wilson5 hr
Sep 7, 10:00 PM CDTFlash Flood WarningEWXCaldwell, Guadalupe, Wilson2 hr
Sep 7, 10:13 PM CDTFlash Flood WarningEWXBastrop, Caldwell, Travis, Williamson3 hr
Sep 7, 10:54 PM CDTRiver Flood WarningEWXTravis22 hr
Sep 7, 11:16 PM CDTFlash Flood WarningEWXBexar, Blanco, Comal, Guadalupe, Hays, Wilson3 hr
Sep 7, 11:43 PM CDTFlash Flood WarningEWXBurnet, Caldwell, Comal, Guadalupe, Hays, Travis and 1 more3 hr
Sep 7, 11:54 PM CDTFlash Flood WarningEWXAtascosa, Bexar, Frio, Medina111 min
Sep 8, 12:09 AM CDTRiver Flood WarningEWXWilliamson9 hr
Sep 8, 12:23 AM CDTFlash Flood WarningEWXBexar, Caldwell, Comal, Guadalupe, Hays, Wilson3 hr
Sep 8, 1:13 AM CDTRiver Flood WarningEWXTravis6 hr
Sep 8, 1:13 AM CDTRiver Flood WarningEWXTravis20 hr
Sep 8, 1:18 AM CDTFlash Flood WarningEWXDeWitt, Fayette, Gonzales, Lavaca, Lee6 hr
Sep 8, 1:37 AM CDTFlash Flood WarningEWXAtascosa, Bexar, Blanco, Comal, Frio, Guadalupe and 3 more4 hr
Sep 8, 1:55 AM CDTRiver Flood WarningEWXBexar7 hr
Sep 8, 2:29 AM CDTAreal Flood AdvisoryEWXAtascosa, Dimmit, Frio, Medina, Uvalde, Zavala2 hr
Sep 8, 3:02 AM CDTRiver Flood WarningEWXBastrop18 hr
Sep 8, 3:02 AM CDTRiver Flood WarningEWXBastrop, Fayette18 hr
Sep 8, 3:02 AM CDTRiver Flood WarningEWXFayette18 hr
Sep 8, 3:07 AM CDTAreal Flood AdvisoryEWXBastrop, Fayette, Lee113 min
Sep 8, 4:07 AM CDTAreal Flood AdvisoryEWXBandera, Bexar, Blanco, Burnet, Gillespie, Kendall and 5 more113 min
Sep 8, 4:23 AM CDTAreal Flood AdvisoryEWXBastrop, Caldwell, DeWitt, Fayette, Gonzales, Guadalupe and 1 more112 min
Sep 8, 4:46 AM CDTRiver Flood WarningEWXComal, Guadalupe5 hr
Sep 8, 4:52 AM CDTRiver Flood WarningEWXComal, Guadalupe5 hr
Sep 8, 4:59 AM CDTRiver Flood WarningEWXBexar, Wilson40 hr
Sep 8, 5:18 AM CDTFlash Flood WarningEWXBandera, Bexar, Blanco, Comal, Frio, Guadalupe and 3 more3 hr
Sep 8, 5:48 AM CDTAreal Flood AdvisoryEWXFayette, Lee117 min
Sep 8, 6:01 AM CDTAreal Flood AdvisoryEWXBandera, Blanco, Burnet, Gillespie, Kendall, Kerr and 4 more119 min
Sep 8, 6:32 AM CDTFlash Flood WarningEWXBandera, Blanco, Burnet, Gillespie, Kendall, Kerr and 2 more2 hr
Sep 8, 7:15 AM CDTAreal Flood AdvisoryEWXBastrop, Caldwell, DeWitt, Fayette, Gonzales, Lavaca and 1 more2 hr
Sep 8, 8:00 AM CDTFlash Flood WarningEWXBandera, Bexar, Blanco, Comal, Frio, Hays and 3 more7 hr
Sep 8, 8:51 AM CDTFlash Flood WarningEWXBandera, Bastrop, Blanco, Burnet, Caldwell, Comal and 10 more5 hr
Sep 8, 9:26 AM CDTAreal Flood AdvisoryEWXFayette, Gonzales, Lavaca2 hr
Sep 8, 10:16 AM CDTRiver Flood WarningEWXBlanco10 hr
Sep 8, 10:40 AM CDTRiver Flood WarningEWXBexar5 hr
Sep 8, 11:33 AM CDTRiver Flood WarningEWXBexar21 hr
Sep 8, 11:55 AM CDTFlash Flood WarningEWXDeWitt, Fayette, Gonzales, Lavaca3 hr
Sep 8, 1:26 PM CDTRiver Flood WarningEWXBexar8 hr
Sep 8, 1:47 PM CDTFlash Flood WarningEWXBlanco, Burnet, Comal, Hays, Travis, Williamson118 min
Sep 8, 3:02 PM CDTAreal Flood AdvisoryEWXDeWitt, Fayette, Gonzales, Karnes, Lavaca3 hr
Sep 8, 5:04 PM CDTAreal Flood AdvisoryEWXBexar, Blanco, Burnet, Comal, Guadalupe, Hays and 3 more116 min
Sep 8, 5:36 PM CDTFlash Flood WarningEWXHays, Travis114 min
Sep 8, 5:44 PM CDTFlash Flood WarningEWXBexar, Comal, Guadalupe, Hays2 hr
Sep 8, 5:53 PM CDTRiver Flood WarningEWXKarnes4 hr
Sep 8, 5:53 PM CDTRiver Flood WarningEWXKarnes40 hr
Sep 8, 6:11 PM CDTFlash Flood WarningEWXAtascosa, Bexar, Frio, Medina94 min

Nearby

Flash Flood Warnings in Texas, 2010Every flash flood warning in 2010

Sources

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