Alert archive / Texas / Heat Advisories in 2011

Heat Advisory 4, NWS Austin/San Antonio, TX

August 22, 201133 counties in Texas

NWS Austin/San Antonio, TX issued this heat advisory at Aug 22, 2011, 3:38 PM CDT for 33 counties in Texas. It took effect at Aug 23, 2011, 12:00 PM CDT. It was in force for 7 days.

The area

The counties it named.

The facts

Issued
Aug 22, 2011, 3:38 PM CDT (20:38 UTC)
In effect from
Aug 23, 2011, 12:00 PM CDT
Expired
Aug 30, 2011, 9:00 PM CDT
In force
7 days
Issued by
NWS Austin/San Antonio, TX
All 33 counties

Atascosa County, TX, Bandera County, TX, Bastrop County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, DeWitt County, TX, Dimmit County, TX, Edwards County, TX, Fayette County, TX, Frio County, TX, Gillespie County, TX, Gonzales County, TX, Guadalupe County, TX, Hays County, TX, Karnes County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, Lavaca County, TX, Lee County, TX, Llano County, TX, Maverick County, TX, Medina County, TX, Real County, TX, Travis County, TX, Uvalde County, TX, Val Verde County, TX, Williamson County, TX, Wilson County, TX, Zavala County, TX

The radar

The Austin/San Antonio radar (KEWX), 57 km from the middle of the area, began a volume at 20:39 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.

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 8.6 hours before the alert went out and 218 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, Del Rio, TX at 12:00Z on 2011-08-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 785 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, Del Rio, TX at 12:00Z on 2011-08-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -40 square meters per square second.1939Sfc1 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
785 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
971 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-40 m²/s²
0-3 km storm-relative helicity
-27 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

478 
WWUS74 KEWX 222038
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
338 PM CDT MON AUG 22 2011

...A HEAT ADVISORY IS IN EFFECT FROM NOON TUESDAY THROUGH SATURDAY
EVENING FOR THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE OVER TEXAS WILL
CONTINUE TO BRING HOT CONDITIONS ACROSS SOUTH CENTRAL TEXAS AT
LEAST THROUGH THE UPCOMING WEEKEND. HIGH TEMPERATURES FROM
TUESDAY THROUGH SATURDAY WILL RANGE FROM 101 TO 106 DEGREES ACROSS
THE I-35 CORRIDOR...ESPECIALLY ACROSS THE SAN ANTONIO AND AUSTIN
METRO AREAS. AFTERNOON HEAT INDEX VALUES WILL PEAK IN THE 105 TO
108 DEGREE RANGE.

TXZ173-191-192-205>207-230445-
/O.NEW.KEWX.HT.Y.0004.110823T1700Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
338 PM CDT MON AUG 22 2011

...HEAT ADVISORY IN EFFECT FROM NOON TUESDAY TO 7 PM CDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
HEAT ADVISORY...WHICH IS IN EFFECT FROM NOON TUESDAY TO 7 PM CDT
SATURDAY. 

* EVENT...AFTERNOON AND EARLY EVENING HEAT INDEX VALUES WILL RISE
  TO OR EXCEED 105 DEGREES FROM TUESDAY INTO SATURDAY. HIGH
  TEMPERATURES THROUGH SATURDAY ARE EXPECTED TO REACH 101 TO 106
  DEGREES EACH DAY. OVERNIGHT TEMPERATURES WILL ONLY BRIEFLY FALL
  TO NEAR OR JUST BELOW 80 DEGREES ACROSS THE ADVISORY AREA.

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
20 follow-up statements
231 
WWUS74 KEWX 230520
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1220 AM CDT TUE AUG 23 2011

...A HEAT ADVISORY IS IN EFFECT FROM NOON TUESDAY THROUGH
SATURDAY EVENING FOR THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE OVER TEXAS WILL
CONTINUE TO BRING HOT CONDITIONS ACROSS SOUTH CENTRAL TEXAS AT
LEAST THROUGH THE UPCOMING WEEKEND. HIGH TEMPERATURES FROM
TUESDAY THROUGH SATURDAY WILL RANGE FROM 101 TO 106 DEGREES
ACROSS THE I-35 CORRIDOR...ESPECIALLY ACROSS THE SAN ANTONIO AND
AUSTIN METRO AREAS. AFTERNOON HEAT INDEX VALUES WILL PEAK IN THE
105 TO 108 DEGREE RANGE.

TXZ173-191-192-205>207-231330-
/O.CON.KEWX.HT.Y.0004.110823T1700Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
1220 AM CDT TUE AUG 23 2011

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
SATURDAY...

* EVENT...AFTERNOON AND EARLY EVENING HEAT INDEX VALUES WILL 
  RISE TO OR EXCEED 105 DEGREES FROM TUESDAY INTO SATURDAY. HIGH 
  TEMPERATURES THROUGH SATURDAY ARE EXPECTED TO REACH 101 TO 106 
  DEGREES EACH DAY. OVERNIGHT TEMPERATURES WILL ONLY BRIEFLY 
  FALL TO NEAR OR JUST BELOW 80 DEGREES ACROSS THE ADVISORY 
  AREA. 

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
208 
WWUS74 KEWX 231143
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
643 AM CDT TUE AUG 23 2011

...A HEAT ADVISORY IS IN EFFECT FROM NOON TUESDAY THROUGH
SATURDAY EVENING FOR THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE OVER TEXAS WILL
CONTINUE TO BRING HOT CONDITIONS ACROSS SOUTH CENTRAL TEXAS AT
LEAST THROUGH THE UPCOMING WEEKEND. HIGH TEMPERATURES FROM
TUESDAY THROUGH THURSDAY WILL RANGE FROM AROUND 100 TO 105 DEGREES
ACROSS THE I-35 CORRIDOR...ESPECIALLY ACROSS THE SAN ANTONIO AND
AUSTIN METRO AREAS. ON FRIDAY AND SATURDAY...HIGHS WILL REACH 108. AFTERNOON
HEAT INDEX VALUES WILL PEAK IN THE 105 TO 108 DEGREE RANGE.

TXZ173-191-192-205>207-232300-
/O.CON.KEWX.HT.Y.0004.110823T1700Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
643 AM CDT TUE AUG 23 2011

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
SATURDAY...

* EVENT...AFTERNOON AND EARLY EVENING HEAT INDEX VALUES WILL RISE
  TO OR EXCEED 105 DEGREES FROM TUESDAY UNTIL SATURDAY. HIGH
  TEMPERATURES THROUGH SATURDAY ARE EXPECTED TO REACH FROM NEAR
  100 TO 105 DEGREES TUESDAY THROUGH THURSDAY AND AS HIGH AS 108
  ON FRIDAY AND SATURDAY. OVERNIGHT TEMPERATURES WILL ONLY BRIEFLY
  FALL INTO THE UPPER 70S ACROSS THE ADVISORY AREA.

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
176 
WWUS74 KEWX 231653
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1153 AM CDT TUE AUG 23 2011

...A HEAT ADVISORY IS NOW IN EFFECT THROUGH SATURDAY EVENING FOR
THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE OVER TEXAS WILL
CONTINUE TO BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH AT
LEAST THE UPCOMING WEEKEND. HIGH TEMPERATURES FROM TUESDAY THROUGH
THURSDAY WILL RANGE FROM 100 TO 105 DEGREES ALONG THE I-35 CORRIDOR.
WARMER TEMPERATURES ARE EXPECTED FRIDAY AND SATURDAY...WITH HIGHS
REACHING 104 TO 108. AFTERNOON HEAT INDEX VALUES WILL PEAK IN THE
105 TO 108 DEGREE RANGE TODAY THROUGH THURSDAY...AND 105 TO 110
FRIDAY AND SATURDAY.

TXZ173-191-192-205>207-241100-
/O.CON.KEWX.HT.Y.0004.110823T1700Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
1153 AM CDT TUE AUG 23 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY...

* EVENT...AFTERNOON AND EARLY EVENING HEAT INDEX VALUES WILL RISE
  TO OR EXCEED 105 DEGREES FROM TUESDAY THROUGH SATURDAY. HIGH
  TEMPERATURES ARE EXPECTED TO REACH 100 TO 105 DEGREES TUESDAY
  THROUGH THURSDAY AND 104 TO 108 ON FRIDAY AND SATURDAY.
  OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO BE IN THE UPPER 70S
  ACROSS THE ADVISORY AREA. HOWEVER...TEMPERATURES ACROSS THE
  AUSTIN METRO AND SAN ANTONIO METRO AREAS WILL FALL BELOW 80
  DEGREES ONLY FOR A BRIEF PERIOD OF TIME AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
883 
WWUS74 KEWX 240840
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
340 AM CDT WED AUG 24 2011

...A HEAT ADVISORY IS NOW IN EFFECT THROUGH SATURDAY EVENING FOR
THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE OVER TEXAS WILL
CONTINUE TO BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH
AT LEAST THE UPCOMING WEEKEND. HIGH TEMPERATURES FROM TODAY THROUGH
THURSDAY WILL RANGE FROM 100 TO 105 DEGREES ALONG THE I-35
CORRIDOR. WARMER TEMPERATURES ARE EXPECTED FRIDAY AND SATURDAY...WITH
HIGHS REACHING 104 TO 109 DEGREES. AFTERNOON HEAT INDEX VALUES WILL PEAK
IN THE 105 TO 108 DEGREE RANGE TODAY THROUGH THURSDAY...AND 105 TO
110 FRIDAY AND SATURDAY.

TXZ173-191-192-205>207-242100-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
340 AM CDT WED AUG 24 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY...

* EVENT...AFTERNOON AND EARLY EVENING HEAT INDEX VALUES WILL RISE
  TO OR EXCEED 105 DEGREES FROM TODAY THROUGH SATURDAY. HIGH
  TEMPERATURES ARE EXPECTED TO REACH 100 TO 105 DEGREES TODAY
  THROUGH THURSDAY AND 104 TO 108 ON FRIDAY AND SATURDAY.
  OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO BE IN THE UPPER 70S
  ACROSS THE ADVISORY AREA. HOWEVER...TEMPERATURES IN THE AUSTIN
  AND SAN ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES
  BRIEFLY AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
786 
WWUS74 KEWX 242040
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
340 PM CDT WED AUG 24 2011

...A HEAT ADVISORY REMAINS IN EFFECT THROUGH SATURDAY EVENING FOR
THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH AT LEAST THIS
WEEKEND. HIGH TEMPERATURES ON THURSDAY WILL BE IN THE 100 TO 105
DEGREES RANGE ALONG THE I-35 CORRIDOR. HOTTER TEMPERATURES ARE
EXPECTED FRIDAY AND SATURDAY...WITH HIGHS IN THE 105 TO 110
DEGREES RANGE. AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED
105 DEGREES RANGE THROUGH SATURDAY.

TXZ173-191-192-205>207-251000-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
340 PM CDT WED AUG 24 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY...

* EVENT...AFTERNOON AND EARLY EVENING HEAT INDEX VALUES WILL BE
  NEAR OR EXCEED 105 DEGREES FROM TODAY THROUGH SATURDAY. HIGH
  TEMPERATURES OF 100 TO 105 DEGREES ARE EXPECTED ON THURSDAY
  WITH 105 TO 110 DEGREES EXPECTED ON FRIDAY AND SATURDAY.
  OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO BE IN THE UPPER 70S
  ACROSS THE ADVISORY AREA. HOWEVER...TEMPERATURES IN THE AUSTIN
  AND SAN ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES
  BRIEFLY AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
054 
WWUS74 KEWX 250858
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
358 AM CDT THU AUG 25 2011

...A HEAT ADVISORY REMAINS IN EFFECT THROUGH SATURDAY EVENING FOR
THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH AT LEAST THIS
WEEKEND. HIGH TEMPERATURES TODAY WILL BE IN THE 100 TO 105 DEGREES
RANGE ALONG THE I-35 CORRIDOR. HOTTER TEMPERATURES ARE EXPECTED
FRIDAY AND SATURDAY...WITH HIGHS IN THE 105 TO 110 DEGREES RANGE.
AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105 DEGREES
RANGE THROUGH SATURDAY.

TXZ173-191-192-205>207-252100-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
358 AM CDT THU AUG 25 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY...

* EVENT...AFTERNOON AND EARLY EVENING HEAT INDEX VALUES WILL BE
  NEAR OR EXCEED 105 DEGREES FROM TODAY THROUGH SATURDAY. HIGH
  TEMPERATURES OF 100 TO 105 DEGREES ARE EXPECTED TODAY WITH 105
  TO 110 DEGREES EXPECTED ON FRIDAY AND SATURDAY. OVERNIGHT LOW
  TEMPERATURES ARE EXPECTED TO BE IN THE UPPER 70S ACROSS THE
  ADVISORY AREA. HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN
  ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY
  AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
684 
WWUS74 KEWX 252044
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
344 PM CDT THU AUG 25 2011

...A HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY FOR
THE I-35 CORRIDOR...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH AT LEAST THIS
WEEKEND. HIGH TEMPERATURES FRIDAY WILL BE IN THE 100 TO 105
DEGREES RANGE ALONG THE I-35 CORRIDOR. HOTTER TEMPERATURES ARE
EXPECTED SATURDAY...WITH HIGHS IN THE 105 TO 110 DEGREES RANGE.
AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105 DEGREES
RANGE FRIDAY AND SATURDAY.

TXZ173-191-192-205>207-261000-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110828T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
344 PM CDT THU AUG 25 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SATURDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES FRIDAY AND SATURDAY. HIGH TEMPERATURES OF 100 TO 105
  DEGREES ARE EXPECTED FRIDAY WITH 105 TO 110 DEGREES EXPECTED ON
  SATURDAY. OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO BE IN THE
  UPPER 70S. HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN ANTONIO
  METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY AROUND
  SUNRISE.

* TIMING...THROUGH 7 PM CDT SATURDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
974 
WWUS74 KEWX 260850
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
350 AM CDT FRI AUG 26 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 7 PM CDT SUNDAY FOR MOST OF
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH AT LEAST THIS
WEEKEND. HIGH TEMPERATURES FRIDAY WILL BE IN THE 100 TO
105 DEGREES RANGE ALONG THE I-35 CORRIDOR. HOTTER TEMPERATURES
ARE EXPECTED SATURDAY AND SUNDAY OVER A BROADER AREA OF SOUTH
CENTRAL TEXAS...WITH HIGHS IN THE 105 TO 110 DEGREE RANGE. LOW
AFTERNOON RELATIVE HUMIDITY VALUES WILL RESULT IN HEAT INDEX
VALUES THAT SHOULD PEAK AT NEARLY THE SAME READINGS AS THE
FORECAST HIGH TEMPERATURES.

TXZ171-172-183-190-193-194-202>204-208-209-217>225-228-261700-
/O.EXB.KEWX.HT.Y.0004.000000T0000Z-110829T0000Z/
LLANO-BURNET-VAL VERDE-BLANCO-BASTROP-LEE-KINNEY-UVALDE-MEDINA-
CALDWELL-FAYETTE-MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-
GONZALES-DE WITT-LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...DEL RIO...BLANCO...
BASTROP...GIDDINGS...BRACKETTVILLE...UVALDE...HONDO...LOCKHART...
LA GRANGE...EAGLE PASS...CRYSTAL CITY...PEARSALL...PLEASANTON...
FLORESVILLE...KARNES CITY...GONZALES...CUERO...HALLETTSVILLE...
CARRIZO SPRINGS
350 AM CDT FRI AUG 26 2011

...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
HEAT ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT SUNDAY. 

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES FRIDAY THROUGH SUNDAY. HIGH TEMPERATURES OF 100 TO 105
  DEGREES ARE EXPECTED FRIDAY WITH 105 TO 110 DEGREES EXPECTED ON
  SATURDAY AND SUNDAY. OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO
  BE IN THE UPPER 70S. HOWEVER...TEMPERATURES IN THE AUSTIN AND
  SAN ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY
  AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SUNDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$

TXZ173-191-192-205>207-261700-
/O.EXT.KEWX.HT.Y.0004.000000T0000Z-110829T0000Z/
WILLIAMSON-HAYS-TRAVIS-BEXAR-COMAL-GUADALUPE-
INCLUDING THE CITIES OF...GEORGETOWN...SAN MARCOS...AUSTIN...
SAN ANTONIO...NEW BRAUNFELS...SEGUIN
350 AM CDT FRI AUG 26 2011

...HEAT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT SUNDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES FRIDAY THROUGH SUNDAY. HIGH TEMPERATURES OF 100 TO 105
  DEGREES ARE EXPECTED FRIDAY WITH 105 TO 110 DEGREES EXPECTED ON
  SATURDAY AND SUNDAY. OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO
  BE IN THE UPPER 70S. HOWEVER...TEMPERATURES IN THE AUSTIN AND
  SAN ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY
  AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SUNDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
930 
WWUS74 KEWX 261613 AAA
NPWEWX

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1113 AM CDT FRI AUG 26 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 7 PM CDT SUNDAY FOR MOST OF
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH AT LEAST THIS
WEEKEND. HIGH TEMPERATURES TODAY WILL BE IN THE 100 TO 105 DEGREES
RANGE ALONG THE I-35 CORRIDOR. HOTTER TEMPERATURES ARE EXPECTED
SATURDAY AND SUNDAY OVER A BROADER AREA OF SOUTH CENTRAL
TEXAS...WITH HIGHS IN THE 105 TO 110 DEGREE RANGE. LOW AFTERNOON
RELATIVE HUMIDITY VALUES WILL RESULT IN HEAT INDEX VALUES THAT
SHOULD PEAK AT NEARLY THE SAME READINGS AS THE FORECAST HIGH
TEMPERATURES.

TXZ171>173-183-190>194-202>209-217>225-228-270415-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110829T0000Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-BLANCO-HAYS-TRAVIS-BASTROP-LEE-
KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-
MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-
LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
1113 AM CDT FRI AUG 26 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SUNDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES TODAY THROUGH SUNDAY. HIGH TEMPERATURES OF 100 TO 105
  DEGREES ARE EXPECTED TODAY WITH 105 TO 110 DEGREES EXPECTED ON
  SATURDAY AND SUNDAY. OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO
  BE IN THE UPPER 70S. HOWEVER...TEMPERATURES IN THE AUSTIN AND
  SAN ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY
  AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SUNDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
814 
WWUS74 KEWX 270139 AAA
NPWEWX

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
839 PM CDT FRI AUG 26 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 7 PM CDT SUNDAY FOR MOST OF
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH THE WEEKEND.
HIGH TEMPERATURES ON SATURDAY AND SUNDAY ACROSS THE ADVISORY AREA
WILL RANGE FROM 105 TO 110 DEGREES. LOW AFTERNOON RELATIVE HUMIDITY
VALUES WILL RESULT IN HEAT INDEX READINGS THAT SHOULD PEAK AT
NEARLY THE SAME READINGS AS THE FORECAST HIGH TEMPERATURES.

TXZ171>173-183-190>194-202>209-217>225-228-271200-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110829T0000Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-BLANCO-HAYS-TRAVIS-BASTROP-LEE-
KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-
MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-
LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
839 PM CDT FRI AUG 26 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SUNDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES SATURDAY AND SUNDAY. HIGH TEMPERATURES OF 105 TO 110
  DEGREES ARE EXPECTED ON SATURDAY AND SUNDAY. OVERNIGHT LOW
  TEMPERATURES ARE EXPECTED TO BE IN THE MID TO UPPER 70S.
  HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN ANTONIO METRO AREAS
  WILL ONLY FALL BELOW 80 DEGREES BRIEFLY AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SUNDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
500 
WWUS74 KEWX 270921
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
421 AM CDT SAT AUG 27 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 7 PM CDT SUNDAY FOR MOST OF
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH THE WEEKEND.
HIGH TEMPERATURES ON TODAY AND SUNDAY ACROSS THE ADVISORY AREA WILL
RANGE FROM 105 TO 110 DEGREES. LOW AFTERNOON RELATIVE HUMIDITY
VALUES WILL RESULT IN HEAT INDEX READINGS THAT SHOULD PEAK AT
NEARLY THE SAME READINGS AS THE FORECAST HIGH TEMPERATURES.

TXZ171>173-183-190>194-202>209-217>225-228-272200-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110829T0000Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-BLANCO-HAYS-TRAVIS-BASTROP-LEE-
KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-
MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-
LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
421 AM CDT SAT AUG 27 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SUNDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES TODAY AND SUNDAY. HIGH TEMPERATURES OF 105 TO 110
  DEGREES ARE EXPECTED TODAY AND SUNDAY. OVERNIGHT LOW
  TEMPERATURES ARE EXPECTED TO BE IN THE MID TO UPPER 70S.
  HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN ANTONIO METRO AREAS
  WILL ONLY FALL BELOW 80 DEGREES BRIEFLY AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SUNDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
310 
WWUS74 KEWX 271528
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1028 AM CDT SAT AUG 27 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 7 PM CDT SUNDAY FOR MOST OF
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH THE WEEKEND.
HIGH TEMPERATURES ON TODAY AND SUNDAY ACROSS THE ADVISORY AREA
WILL RANGE FROM 105 TO 110 DEGREES. LOW AFTERNOON RELATIVE
HUMIDITY VALUES WILL RESULT IN HEAT INDEX READINGS THAT SHOULD
PEAK AT NEARLY THE SAME READINGS AS THE FORECAST HIGH
TEMPERATURES.

TXZ171>173-183-190>194-202>209-217>225-228-280430-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110829T0000Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-BLANCO-HAYS-TRAVIS-BASTROP-LEE-
KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-
MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-
LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
1028 AM CDT SAT AUG 27 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SUNDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105 
  DEGREES TODAY AND SUNDAY. HIGH TEMPERATURES OF 105 TO 110 
  DEGREES ARE EXPECTED TODAY AND SUNDAY. OVERNIGHT LOW 
  TEMPERATURES ARE EXPECTED TO BE IN THE MID TO UPPER 70S. 
  HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN ANTONIO METRO 
  AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY AROUND SUNRISE. 

* TIMING...THROUGH 7 PM CDT SUNDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
497 
WWUS74 KEWX 280302
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1002 PM CDT SAT AUG 27 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 7 PM CDT SUNDAY FOR MOST OF
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH THE WEEKEND.
HIGH TEMPERATURES SUNDAY ACROSS THE ADVISORY AREA WILL RANGE FROM
105 TO 110 DEGREES. LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL
RESULT IN HEAT INDEX READINGS THAT SHOULD PEAK AT NEARLY THE SAME
READINGS AS THE FORECAST HIGH TEMPERATURES.

TXZ171>173-183-190>194-202>209-217>225-228-281115-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110829T0000Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-BLANCO-HAYS-TRAVIS-BASTROP-LEE-
KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-
MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-
LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
1002 PM CDT SAT AUG 27 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SUNDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES TOMORROW WITH HIGH TEMPERATURES OF 105 TO 110 DEGREES
  EXPECTED. OVERNIGHT LOW TEMPERATURES ARE EXPECTED TO BE IN THE
  MID TO UPPER 70S. HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN
  ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY
  AROUND SUNRISE.

* TIMING...THROUGH 7 PM CDT SUNDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
926 
WWUS74 KEWX 281139
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
639 AM CDT SUN AUG 28 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 8 AM CDT MONDAY FOR MOST OF
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING HOT CONDITIONS TO SOUTH CENTRAL TEXAS THROUGH TONIGHT. HIGH
TEMPERATURES TODAY ACROSS THE ADVISORY AREA WILL RANGE FROM 105 TO
111 DEGREES. LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL RESULT IN
HEAT INDEX READINGS THAT SHOULD PEAK AT NEARLY THE SAME READINGS
AS THE FORECAST HIGH TEMPERATURES.

TXZ171>173-183-190>194-202>209-217>225-228-282230-
/O.EXT.KEWX.HT.Y.0004.000000T0000Z-110829T1300Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-BLANCO-HAYS-TRAVIS-BASTROP-LEE-
KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-
MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-
LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
639 AM CDT SUN AUG 28 2011

...HEAT ADVISORY NOW IN EFFECT UNTIL 8 AM CDT MONDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES TODAY WITH HIGH TEMPERATURES OF 105 TO 110 DEGREES
  EXPECTED. MORNING LOW TEMPERATURES ARE EXPECTED TO BE IN THE MID
  TO UPPER 70S. HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN
  ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY
  AROUND SUNRISE.

* TIMING...THROUGH 8 AM CDT MONDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
362 
WWUS74 KEWX 281712
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1212 PM CDT SUN AUG 28 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM CDT MONDAY FOR
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING VERY HOT CONDITIONS THIS AFTERNOON AND ANOTHER HOT AFTERNOON
ON MONDAY. HIGH TEMPERATURES THIS AFTERNOON ACROSS THE ADVISORY
AREA WILL RANGE FROM NEAR 103 TO 108 ACROSS THE HILL COUNTRY 
AND NEAR 105 TO 111 DEGREES ACROSS ADJACENT PARTS OF SOUTH CENTRAL
TEXAS. LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL RESULT IN 
HEAT INDEX READINGS THAT SHOULD PEAK AT NEARLY THE SAME READINGS
AS THE FORECAST HIGH TEMPERATURES. THE HIGHS ON MONDAY WILL BE
NEAR 101 TO NEAR 106 ACROSS THE HILL COUNTRY AND NEAR 102 TO
NEAR 108 ACROSS ADJACENT PARTS OF SOUTH CENTRAL TEXAS. THE 
HEAT INDEX IN THE AFTERNOON ON MONDAY WILL AGAIN BE NEAR THE 
FORECAST HIGH TEMPERATURES. 

TXZ184>189-290115-
/O.EXB.KEWX.HT.Y.0004.000000T0000Z-110830T0200Z/
EDWARDS-REAL-KERR-BANDERA-GILLESPIE-KENDALL-
INCLUDING THE CITIES OF...ROCKSPRINGS...LEAKEY...KERRVILLE...
BANDERA...FREDERICKSBURG...BOERNE
1212 PM CDT SUN AUG 28 2011

...HEAT ADVISORY IN EFFECT UNTIL 9 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
HEAT ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT MONDAY. 

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105 
  DEGREES THIS AFTERNOON AND NEAR 105 MONDAY. HIGH TEMPERATURES OF 
  103 TO 108 ARE EXPECTED THIS AFTERNOON AND NEAR 101 TO 106 ON
  MONDAY. MORNING LOW TEMPERATURES ARE EXPECTED TO BE IN THE 70S.

* TIMING...THROUGH 9 PM CDT MONDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$

TXZ171>173-183-190>194-202>209-217>225-228-290115-
/O.EXT.KEWX.HT.Y.0004.000000T0000Z-110830T0200Z/
LLANO-BURNET-WILLIAMSON-VAL VERDE-BLANCO-HAYS-TRAVIS-BASTROP-LEE-
KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-
MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-
LAVACA-DIMMIT-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
1212 PM CDT SUN AUG 28 2011

...HEAT ADVISORY NOW IN EFFECT UNTIL 9 PM CDT MONDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105 
  DEGREES THIS AFTERNOON AND MONDAY. HIGH TEMPERATURES OF 105 TO
  111 DEGREES ARE EXPECTED THIS AFTERNOON AND NEAR 102 TO 108 ON
  MONDAY. MORNING LOW TEMPERATURES ARE EXPECTED TO BE IN THE
  70S...HOWEVER...TEMPERATURES IN THE AUSTIN AND SAN ANTONIO
  METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY AROUND
  SUNRISE. 

* TIMING...THROUGH 9 PM CDT MONDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
769 
WWUS74 KEWX 282055
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
355 PM CDT SUN AUG 28 2011

...A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM CDT MONDAY FOR SOUTH
CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING VERY HOT CONDITIONS THIS AFTERNOON AND ANOTHER HOT
AFTERNOON ON MONDAY. HIGH TEMPERATURES THIS AFTERNOON ACROSS THE
ADVISORY AREA WILL RANGE FROM NEAR 103 TO 108 ACROSS THE HILL
COUNTRY AND NEAR 105 TO 111 DEGREES ACROSS ADJACENT PARTS OF
SOUTH CENTRAL TEXAS. LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL
RESULT IN HEAT INDEX READINGS THAT SHOULD PEAK AT NEARLY THE SAME
READINGS AS THE FORECAST HIGH TEMPERATURES. THE HIGHS ON MONDAY
WILL BE NEAR 101 TO NEAR 106 ACROSS THE HILL COUNTRY AND NEAR
102 TO NEAR 108 ACROSS ADJACENT PARTS OF SOUTH CENTRAL TEXAS. THE
HEAT INDEX IN THE AFTERNOON ON MONDAY WILL AGAIN BE NEAR THE
FORECAST HIGH TEMPERATURES.

TXZ171>173-183>194-202>209-217>225-228-290830-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110830T0200Z/
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-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
355 PM CDT SUN AUG 28 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT MONDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105 DEGREES
  THIS AFTERNOON AND MONDAY. HIGH TEMPERATURES OF NEAR 103 TO 108 ACROSS
  THE HILL COUNTRY AND 105 TO 111 DEGREES OVER ADJACENT PARTS OF SOUTH
  CENTRAL TEXAS ARE EXPECTED THIS AFTERNOON. ON MONDAY...HIGHS NEAR 101
  TO 106 OVER THE HILL COUNTRY AND NEAR 102 TO NEAR 108 OVER ADJACENT
  PARTS OF SOUTH CENTRAL TEXAS ARE EXPECTED. MORNING LOW TEMPERATURES
  ARE EXPECTED TO BE IN THE 70S...HOWEVER...TEMPERATURES IN THE AUSTIN
  AND SAN ANTONIO METRO AREAS WILL ONLY FALL BELOW 80 DEGREES BRIEFLY
  AROUND SUNRISE.

* TIMING...THROUGH 9 PM CDT MONDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
832 
WWUS74 KEWX 290816
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
316 AM CDT MON AUG 29 2011

...A HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT FOR SOUTH
CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING VERY HOT CONDITIONS THIS AFTERNOON. HIGH TEMPERATURES THIS
AFTERNOON WILL RANGE FROM NEAR 101 TO 106 ACROSS THE HILL COUNTRY
AND NEAR 105 TO 110 DEGREES ACROSS ADJACENT PARTS OF SOUTH CENTRAL
TEXAS. LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL RESULT IN HEAT
INDEX READINGS THAT SHOULD PEAK AT NEARLY THE SAME READINGS AS THE
FORECAST HIGH TEMPERATURES.

TXZ171>173-183>194-202>209-217>225-228-292030-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110830T0200Z/
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-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
316 AM CDT MON AUG 29 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES. HIGH TEMPERATURES OF NEAR 101 TO 106 ACROSS THE HILL
  COUNTRY AND 105 TO 111 DEGREES OVER ADJACENT PARTS OF SOUTH
  CENTRAL TEXAS ARE EXPECTED THIS AFTERNOON. 

* TIMING...THROUGH 9 PM CDT.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
001 
WWUS74 KEWX 292034
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
334 PM CDT MON AUG 29 2011

...A HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT TUESDAY
FOR SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING VERY HOT CONDITIONS THIS AFTERNOON AND TUESDAY. HIGH TEMPERATURES
THIS AFTERNOON AND TUESDAY WILL BE NEAR 100 TO 106 ACROSS THE
HILL COUNTRY AND NEAR 103 TO 109 DEGREES ACROSS ADJACENT PARTS
OF SOUTH CENTRAL TEXAS. LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL
RESULT IN HEAT INDEX READINGS THAT SHOULD PEAK AT NEARLY THE SAME
READINGS AS THE FORECAST HIGH TEMPERATURES.

TXZ171>173-183>194-202>209-217>225-228-300830-
/O.EXT.KEWX.HT.Y.0004.000000T0000Z-110831T0200Z/
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-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
334 PM CDT MON AUG 29 2011

...HEAT ADVISORY NOW IN EFFECT UNTIL 9 PM CDT TUESDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES. HIGH TEMPERATURES OF NEAR 100 TO 106 ACROSS THE HILL COUNTRY
  AND NEAR 103 TO 109 DEGREES OVER ADJACENT PARTS OF SOUTH CENTRAL TEXAS
  ARE EXPECTED THIS AFTERNOON AND TUESDAY.

* TIMING...THROUGH 9 PM CDT TUESDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
385 
WWUS74 KEWX 300253 AAA
NPWEWX

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
953 PM CDT MON AUG 29 2011

...A HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT TUESDAY FOR
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING VERY HOT CONDITIONS THROUGH TUESDAY. HIGH TEMPERATURES TUESDAY
AFTERNOON WILL BE NEAR 100 TO 103 ACROSS THE HILL COUNTRY AND NEAR
103 TO 107 DEGREES ACROSS ADJACENT PARTS OF SOUTH CENTRAL TEXAS.
LOW AFTERNOON RELATIVE HUMIDITY VALUES WILL RESULT IN HEAT INDEX
READINGS OF 105 TO 108 DEGREES RANGE.

TXZ171>173-183>194-202>209-217>225-228-301100-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110831T0200Z/
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-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
953 PM CDT MON AUG 29 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT TUESDAY...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES. HIGH TEMPERATURES OF NEAR 100 TO 103 ACROSS THE HILL
  COUNTRY AND NEAR 103 TO 107 DEGREES OVER ADJACENT PARTS OF SOUTH
  CENTRAL TEXAS ARE EXPECTED ON TUESDAY. OVERNIGHT LOW
  TEMPERATURES ARE EXPECTED TO BE AROUND THE MID 70S ACROSS MUCH
  OF THE HILL COUNTRY AND NEAR 80 DEGREES ALONG THE I35 CORRIDOR
  AND ADJACENT PARTS OF SOUTH CENTRAL TEXAS.

* TIMING...THROUGH 9 PM CDT TUESDAY.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$
601 
WWUS74 KEWX 300841
NPWEWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
341 AM CDT TUE AUG 30 2011

...A HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR
SOUTH CENTRAL TEXAS...

.A PERSISTENT UPPER LEVEL RIDGE OF HIGH PRESSURE WILL CONTINUE TO
BRING VERY HOT CONDITIONS TODAY. HIGH TEMPERATURES THIS AFTERNOON
WILL BE NEAR 100 TO 103 ACROSS THE HILL COUNTRY AND NEAR 103 TO
107 DEGREES ACROSS ADJACENT PARTS OF SOUTH CENTRAL TEXAS. LOW
AFTERNOON RELATIVE HUMIDITY VALUES WILL RESULT IN HEAT INDEX
READINGS OF 105 TO 108 DEGREES RANGE.

TXZ171>173-183>194-202>209-217>225-228-310200-
/O.CON.KEWX.HT.Y.0004.000000T0000Z-110831T0200Z/
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-
INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO...
ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG...
BOERNE...BLANCO...SAN MARCOS...AUSTIN...BASTROP...GIDDINGS...
BRACKETTVILLE...UVALDE...HONDO...SAN ANTONIO...NEW BRAUNFELS...
SEGUIN...LOCKHART...LA GRANGE...EAGLE PASS...CRYSTAL CITY...
PEARSALL...PLEASANTON...FLORESVILLE...KARNES CITY...GONZALES...
CUERO...HALLETTSVILLE...CARRIZO SPRINGS
341 AM CDT TUE AUG 30 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

* EVENT...AFTERNOON HEAT INDEX VALUES WILL BE NEAR OR EXCEED 105
  DEGREES. HIGH TEMPERATURES OF NEAR 100 TO 103 ACROSS THE HILL
  COUNTRY AND NEAR 103 TO 107 DEGREES OVER ADJACENT PARTS OF SOUTH
  CENTRAL TEXAS ARE EXPECTED. 

* TIMING...THROUGH 9 PM CDT THIS EVENING.

* IMPACT...HEAT STROKE...HEAT CRAMPS...OR HEAT EXHAUSTION IS 
  LIKELY WITH PROLONGED EXPOSURE AND PHYSICAL ACTIVITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER. TO REDUCE RISK DURING OUTDOOR
WORK THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION RECOMMENDS
SCHEDULING FREQUENT REST BREAKS IN SHADED OR AIR CONDITIONED
ENVIRONMENTS. ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL
AND SHADED LOCATION. HEAT STROKE IS AN EMERGENCY...CALL 911.

&&

$$

What forecasters said that day

The local office's own words before this heat 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 heat advisory went out at Aug 22, 12:26 PM CDT, 3 hours 12 minutes earlier.

Area forecast discussion, Aug 22, 12:26 PM CDT, 3 hours 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1226 PM CDT MON AUG 22 2011

.AVIATION...
RIDGING ALOFT WILL KEEP VFR CONDITIONS THROUGH MUCH OF THE TAF
PERIOD. EXPECTING A RETURN OF PATCHY STRATUS TO DEVELOP ALONG AND
SOUTHEAST OF THE BALCONES ESCARPMENT...WITH MVFR CIGS AOB 2 KFT AT
KSAT/KSSF/KAUS BY ABOUT 10/11Z AND PERSISTING THROUGH THE NEAR-
SUNRISE HOURS. THE STRATUS IS EXPECTED TO LIFT/BREAK OUT BY
15-16Z. SE-SLY SFC WINDS OF 5 TO 15KTS WILL PREVAIL TODAY AND
THIS EVENING...BECOMING LESS THAN 10 KTS BY 06Z.

&&

.PREV DISCUSSION... /ISSUED 612 AM CDT MON AUG 22 2011/

AVIATION...
PATCHY BKN MVFR CIGS WERE DEVELOPING AND SPREADING NWD THIS
MORNING ALONG THE ESCARPMENT NEAR A LINE FROM KHDO-KSAT-KBAZ-KAUS.
THE MVFR CIGS WILL QUICKLY MIX OUT BY MID MORNING AND BECOMING VFR
ALL AREAS BY 16Z-17Z. UPPER LEVEL RIDGE OF HIGH PRESSURE WILL KEEP
FAIR WEATHER CUMULUS ACROSS THE REGION THIS AFTERNOON. BY EVENING
AFTER 23Z...SKIES WILL BE MOSTLY CLEAR AND CONTINUE THRU AROUND
08Z. AFTER 08Z PATCHY MVFR CIGS WILL AGAIN DEVELOP SIMILAR TO THIS
MORNING. S-SELY SURFACE WINDS OF 5-15 KNOTS WILL PREVAIL TODAY AND
THIS EVENING...BECOMING LESS THAN 10 KNOTS BY 06Z TONIGHT.

PREV DISCUSSION... /ISSUED 327 AM CDT MON AUG 22 2011/

DISCUSSION...
HIGH PRESSURE IS STACKED VERTICALLY OVER TEXAS THIS MORNING. IN
THE SHORT TERM THERE WILL BE VERY LITTLE CHANGE TO THIS PATTERN.
THIS WILL MEAN A CONTINUATION OF THE HEAT WAVE WITH MOSTLY SUNNY
AND HOT AFTERNOONS. NOT EXPECTING RECORD HIGHS...BUT CONTINUED
WELL ABOVE NORMAL. LOWS WILL WILL BE MAINLY IN THE MIDDLE TO UPPER
70S. HEAT INDICES WILL BE ABOVE 105 OVER THE SOUTH AND EAST AND IN
THE URBAN AREAS MON AND TUES AFTERNOON. STARTING WED...DEW POINTS
WILL BE A FEW DEGREES LOWER AND HEAT INDEX WILL DROP ALONG WITH THEM.

TOWARD THE END OF THE WEEK...THE UPPER RIDGE WILL MOVE TOWARD THE
WEST AND HEIGHTS OVER TEXAS WILL DROP. THIS WEAKNESS MAY ALLOW
SOME SHOWERS AND THUNDERSTORMS TO FORM MAINLY OVER THE EASTERN
PART OF THE AREA DURING THE AFTERNOON AND EVENING THURS THROUGH
SAT. WILL ONLY FORECAST A SLIGHT CHANCE FOR ANY CONVECTION.

&&

.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY             104  79 104  79 105 /  -   -   -   -   10
AUSTIN BERGSTROM INTL AIRPORT 103  71 103  75 103 /  -   -   -   -   10
NEW BRAUNFELS MUNI AIRPORT    103  74 102  75 103 /  -   -   -   -   10
BURNET MUNI AIRPORT           101  77 101  78 102 /  -   -   -   -   10
DEL RIO INTL AIRPORT          102  79 101  80 102 /  -   -   -   -   -
GEORGETOWN MUNI AIRPORT       101  78 101  79 101 /  -   -   -   -   10
HONDO MUNI AIRPORT            102  75 102  76 103 /  -   -   -   -   10
SAN MARCOS MUNI AIRPORT       101  74 101  77 102 /  -   -   -   -   10
LA GRANGE - FAYETTE REGIONAL  101  77 101  76 101 /  -   -   10  10  10
SAN ANTONIO INTL AIRPORT      101  78 101  78 102 /  -   -   -   -   10
STINSON MUNI AIRPORT          104  78 104  79 104 /  -   -   -   -   10

&&

.EWX WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

MESOSCALE/AVIATION...25
SYNOPTIC/GRIDS...17
PUBLIC SERVICE/DATA COLLECTION...32
Hazardous weather outlook, Aug 22, 5:01 AM CDT, 10 hours 37 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
501 AM CDT MON AUG 22 2011

TXZ171>173-183>194-202>209-217>225-228-231015-
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-
501 AM CDT MON AUG 22 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...TODAY AND TONIGHT...

THERE WILL BE ELEVATED FIRE WEATHER CONDITIONS THIS AFTERNOON AND
EVENING DUE TO LOW RELATIVE HUMIDITY AND MODERATE WINDS.

HEAT INDEX VALUES WILL BE BETWEEN 100 AND 106 THIS AFTERNOON. THE
HIGHEST VALUES WILL BE ACROSS THE SOUTHERN AND EASTERN COUNTIES
AND IN URBAN AREAS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...

THERE WILL BE ELEVATED FIRE WEATHER CONDITIONS EACH AFTERNOON AND
EVENING THROUGH TUESDAY DUE TO LOW RELATIVE HUMIDITY AND MODERATE
WINDS.

HEAT INDEX VALUES WILL BE BETWEEN 100 AND 106 EACH AFTERNOON
THROUGH SUNDAY. THE HIGHEST VALUES WILL BE ACROSS THE SOUTHERN
AND EASTERN COUNTIES AND IN URBAN AREAS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

Nearby

Heat Advisories in Texas, 2011Every heat advisory in 2011

Sources

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