Alert archive / Texas / Red Flag Warnings in 2009

Red Flag Warning 9, NWS Austin/San Antonio, TX

March 26, 200916 counties in Texas

NWS Austin/San Antonio, TX issued this red flag warning at Mar 26, 2009, 3:50 PM CDT for 16 counties in Texas. It took effect at Mar 27, 2009, 12:00 PM CDT. It was in force for 10 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 26, 2009, 3:50 PM CDT (20:50 UTC)
In effect from
Mar 27, 2009, 12:00 PM CDT
Expired
Mar 27, 2009, 10:12 PM CDT
In force
10 hr
Issued by
NWS Austin/San Antonio, TX

Counties Atascosa County, TX, Bandera County, TX, Blanco County, TX, Dimmit County, TX, Edwards County, TX, Frio County, TX, Gillespie County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, Maverick County, TX, Medina County, TX, Real County, TX, Uvalde County, TX, Val Verde County, TX, Zavala County, TX

The radar

The Laughlin AFB radar (KDFX), 76 km from the middle of the area, began a volume at 20:47 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, 8.8 hours before the alert went out and 126 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 2009-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 819 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 12:00Z on 2009-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 square meters per square second.1939587897117Sfc1 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
819 J/kg
Mixed-layer CIN
-257 J/kg
Mixed-layer LCL
1383 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WWUS84 KEWX 262050
RFWEWX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
350 PM CDT THU MAR 26 2009

...VERY LOW RELATIVE HUMIDITIES AND BREEZY CONDITIONS TO CONTINUE
INTO EARLY EVENING ACROSS PORTIONS OF THE EDWARDS PLATEAU
INCLUDING VAL VERDE COUNTY...

...VERY LOW RELATIVE HUMIDITIES AND STRONG WINDS WILL PRODUCE
CRITICAL FIRE WEATHER CONDITIONS FRIDAY AFTERNOON AND EVENING...

.VERY LOW RELATIVE HUMIDITIES AND BREEZY CONDITIONS WILL CONTINUE THIS
AFTERNOON AND EARLY EVENING ACROSS PORTIONS OF THE EDWARDS PLATEAU
INCLUDING VAL VERDE COUNTY. IN ADDITION...A COLD FRONT WILL MOVE
THROUGH SOUTH CENTRAL TEXAS FRIDAY BRINGING DRY AIR AND
STRONG...GUSTY...NORTHWEST WINDS TO MUCH OF SOUTH CENTRAL TEXAS.
RELATIVE HUMIDITIES WILL DROP TO THE MID TEENS AROUND NOON FRIDAY
ACROSS THE EDWARDS PLATEAU AND RIO GRANDE VALLEY. THIS DRY AIR
WILL SPREAD EASTWARD DURING THE EARLY AFTERNOON EVENTUALLY
REACHING THE AREA FROM KERR TO ATASCOSA COUNTIES. STRONG WINDS
WILL ACCOMPANY THE DRY AIR WITH 20 FOOT WINDS REACHING 25 MPH IN
SOME PLACES WITH GUSTS UP TO 30 MPH. RELATIVE HUMIDITIES WILL
INCREASE BACK ABOVE 20 PERCENT AS THE TEMPERATURE DROPS BY LATE
EVENING FRIDAY...BUT WINDS WILL REMAIN STRONG.

TXZ183-184-270100-
/O.UPG.KEWX.FW.A.0007.090327T1800Z-090328T0300Z/
/O.NEW.KEWX.FW.W.0009.090327T1800Z-090328T0300Z/
/O.EXT.KEWX.FW.W.0008.000000T0000Z-090327T0100Z/
VAL VERDE-EDWARDS-
350 PM CDT THU MAR 26 2009

...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM CDT THIS EVENING...
...RED FLAG WARNING IN EFFECT FROM 1 PM TO 10 PM CDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 10 PM CDT
FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. A RED FLAG
WARNING REMAINS IN EFFECT TODAY UNTIL 8 PM CDT.

BREEZY CONDITIONS AND VERY LOW RELATIVE HUMIDITIES WILL CONTINUE 
INTO EARLY EVENING ACROSS THE EDWARDS PLATEAU AND VAL VERDE
COUNTY. EARLY FRIDAY AFTERNOON...STRONG WINDS AND LOW RELATIVE
HUMIDITIES WILL MOVE INTO THE AREA LEADING TO CRITICAL FIRE
WEATHER CONDITIONS. RELATIVE HUMIDITIES WILL FALL TO THE MID TEENS
AND 20 FOOT WINDS WILL BE 20 TO 25 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$

TXZ185>187-202>204-217>220-228-270100-
/O.UPG.KEWX.FW.A.0007.090327T1800Z-090328T0300Z/
/O.NEW.KEWX.FW.W.0009.090327T1800Z-090328T0300Z/
REAL-KERR-BANDERA-KINNEY-UVALDE-MEDINA-MAVERICK-ZAVALA-FRIO-
ATASCOSA-DIMMIT-
350 PM CDT THU MAR 26 2009

...RED FLAG WARNING IN EFFECT FROM 1 PM TO 10 PM CDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 10 PM CDT
FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

ON FRIDAY AFTERNOON...STRONG WINDS AND LOW RELATIVE HUMIDITIES
WILL MOVE INTO THE AREA LEADING TO CRITICAL FIRE WEATHER
CONDITIONS. RELATIVE HUMIDITIES WILL FALL TO THE MID TEENS AND 20
FOOT WINDS WILL BE 20 TO 25 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$
4 follow-up statements
000 
WWUS84 KEWX 262318 AAA
RFWEWX

URGENT - FIRE WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
618 PM CDT THU MAR 26 2009

...VERY LOW RELATIVE HUMIDITIES AND STRONG WINDS WILL PRODUCE
CRITICAL FIRE WEATHER CONDITIONS FRIDAY AFTERNOON AND EVENING...

.A COLD FRONT WILL MOVE THROUGH SOUTH CENTRAL TEXAS FRIDAY
BRINGING DRY AIR AND STRONG...GUSTY...NORTHWEST WINDS TO MUCH OF
SOUTH CENTRAL TEXAS. RELATIVE HUMIDITIES WILL DROP TO THE MID
TEENS AROUND NOON FRIDAY ACROSS THE EDWARDS PLATEAU AND RIO GRANDE
VALLEY. THIS DRY AIR WILL SPREAD EASTWARD DURING THE EARLY
AFTERNOON EVENTUALLY REACHING THE AREA FROM KERR TO ATASCOSA
COUNTIES. STRONG WINDS WILL ACCOMPANY THE DRY AIR WITH 20 FOOT
WINDS REACHING 25 MPH IN SOME PLACES WITH GUSTS UP TO 30 MPH.
RELATIVE HUMIDITIES WILL INCREASE BACK ABOVE 20 PERCENT AS THE
TEMPERATURE DROPS BY LATE EVENING FRIDAY...BUT WINDS WILL REMAIN
STRONG.

TXZ183-184-271200-
/O.CAN.KEWX.FW.W.0008.000000T0000Z-090327T0100Z/
/O.CON.KEWX.FW.W.0009.090327T1800Z-090328T0300Z/
VAL VERDE-EDWARDS-
618 PM CDT THU MAR 26 2009

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 10 PM CDT
FRIDAY...
...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS CANCELLED
THE RED FLAG WARNING FOR THIS EVENING. A RED FLAG WARNING REMAINS
IN EFFECT FROM 1 PM TO 10 PM CDT FRIDAY.

ON FRIDAY AFTERNOON...STRONG WINDS AND LOW RELATIVE HUMIDITIES
WILL MOVE INTO THE AREA LEADING TO CRITICAL FIRE WEATHER
CONDITIONS. RELATIVE HUMIDITIES WILL FALL TO THE MID TEENS AND 20
FOOT WINDS WILL BE 20 TO 25 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$

TXZ185>187-202>204-217>220-228-271200-
/O.CON.KEWX.FW.W.0009.090327T1800Z-090328T0300Z/
REAL-KERR-BANDERA-KINNEY-UVALDE-MEDINA-MAVERICK-ZAVALA-FRIO-
ATASCOSA-DIMMIT-
618 PM CDT THU MAR 26 2009

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 10 PM CDT
FRIDAY...

ON FRIDAY AFTERNOON...STRONG WINDS AND LOW RELATIVE HUMIDITIES
WILL MOVE INTO THE AREA LEADING TO CRITICAL FIRE WEATHER
CONDITIONS. RELATIVE HUMIDITIES WILL FALL TO THE MID TEENS AND 20
FOOT WINDS WILL BE 20 TO 25 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$
000 
WWUS84 KEWX 271147
RFWEWX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
647 AM CDT FRI MAR 27 2009

...A RED FLAG WARNING IS IN EFFECT FOR WESTERN PORTIONS OF SOUTH
CENTRAL TEXAS FROM NOON TODAY THROUGH 11 PM THIS EVENING...
...NEAR CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED SATURDAY...

.A LARGE UPPER LEVEL STORM SYSTEM WILL BRING STRONG AND GUSTY
WINDS...VERY DRY AIR...AND A STRONG COLD FRONT INTO MUCH OF SOUTH
CENTRAL TEXAS TODAY. GUSTY WEST WINDS AND LOW RELATIVE HUMIDITIES
IN THE TEENS ARE EXPECTED TO DEVELOP BY AROUND NOON TODAY OVER THE
EDWARDS PLATEAU AND RIO GRANDE VALLEY. THIS DRY AIR WILL CONTINUE
TO SPREAD EASTWARD ACROSS SOUTH CENTRAL TEXAS DURING THE DAY...AND
A DRY COLD FRONT WILL MOVE INTO THE AREA LATE THIS AFTERNOON.
STRONG WINDS WILL ACCOMPANY THE DRY AIR WITH 20 FOOT WINDS
REACHING 25 MPH IN SOME PLACES WITH GUSTS UP TO 30 MPH. RELATIVE
HUMIDITIES WILL INCREASE BACK ABOVE 20 PERCENT AS THE TEMPERATURE
DROPS BY LATE THIS EVENING. HOWEVER...WINDS WILL REMAIN STRONG
THROUGH SATURDAY...AND RELATIVE HUMIDITY VALUES ARE EXPECTED TO
FALL BACK INTO THE TEENS OVER WESTERN AND CENTRAL PARTS OF SOUTH
CENTRAL TEXAS SATURDAY AFTERNOON.

TXZ203-204-219-220-271300-
/O.CAN.KEWX.FW.W.0009.090327T1800Z-090328T0300Z/
UVALDE-MEDINA-FRIO-ATASCOSA-
647 AM CDT FRI MAR 27 2009

...RED FLAG WARNING IS CANCELLED FOR UVALDE...MEDINA...FRIO...
AND ATASCOSA COUNTIES DUE TO RAINFALL...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS CANCELED
THE RED FLAG WARNING FOR PORTIONS OF SOUTH CENTRAL TEXAS. DUE TO 
HEAVY RAINFALL ACCUMULATIONS OVER UVALDE...MEDINA...FRIO...AND
ATASCOSA COUNTIES...THE POTENTIAL FOR EXTREME WILDFIRE BEHAVIOR
HAS TEMPORARILY DECREASED. 

WINDY AND DRY CONDITIONS ARE STILL EXPECTED ACROSS MOST OF SOUTH
CENTRAL TEXAS THIS AFTERNOON AND THIS EVENING...AND ANOTHER WINDY
AND DRY DAY IS EXPECTED FOR SATURDAY. THESE CONDITIONS MAY RESULT
IN AN INCREASED POTENTIAL FOR FIRE SPREAD BY SATURDAY...INCLUDING
UVALDE...MEDINA...FRIO...ATASCOSA COUNTIES.

$$

TXZ188>190-280400-
/O.EXB.KEWX.FW.W.0009.090327T1700Z-090328T0400Z/
GILLESPIE-KENDALL-BLANCO-
647 AM CDT FRI MAR 27 2009

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 11 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 11 PM
CDT THIS EVENING. 

EXPECT GUSTY WEST WINDS TO SPREAD EAST INTO PARTS OF SOUTH
CENTRAL TEXAS EARLY THIS AFTERNOON...THEN SHIFTING TO A STRONG
NORTHWEST WIND LATE THIS AFTERNOON THROUGH SATURDAY. RELATIVE
HUMIDITIES WILL FALL INTO THE UPPER TEENS AS EARLY AS NOON...WITH
AREAS NEAR THE RIO GRANDE LIKELY TO DROP INTO THE SINGLE DIGITS
FOR A FEW HOURS. 20-FOOT WIND SPEEDS BEHIND THE FRONT COULD
INCREASE TO SPEEDS OF 20 TO 30 MPH...WITH A FEW GUSTS TO NEAR 40
MPH. 

RELATIVE HUMIDITIES SHOULD CLIMB ABOVE 20 PERCENT LATE THIS
EVENING...AND OVERNIGHT WIND SPEEDS SHOULD DROP BY AROUND 10 MPH.
20-FOOT LEVEL WINDS SHOULD INCREASE TO AROUND 15 MPH DURING THE
DAY SATURDAY...AND RELATIVE HUMIDITIES COULD AGAIN FALL INTO THE
TEENS.

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.
 
&&

$$

TXZ183>187-202-217-218-228-280400-
/O.EXT.KEWX.FW.W.0009.090327T1700Z-090328T0400Z/
VAL VERDE-EDWARDS-REAL-KERR-BANDERA-KINNEY-MAVERICK-ZAVALA-DIMMIT-
647 AM CDT FRI MAR 27 2009

...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 11 PM CDT
THIS EVENING...

EXPECT GUSTY WEST WINDS TO SPREAD EAST INTO PARTS OF SOUTH
CENTRAL TEXAS EARLY THIS AFTERNOON...THEN SHIFTING TO A STRONG
NORTHWEST WIND LATE THIS AFTERNOON THROUGH SATURDAY. RELATIVE
HUMIDITIES WILL FALL INTO THE UPPER TEENS AS EARLY AS NOON...WITH
AREAS NEAR THE RIO GRANDE LIKELY TO DROP INTO THE SINGLE DIGITS
FOR A FEW HOURS. 20-FOOT WIND SPEEDS BEHIND THE FRONT COULD
INCREASE TO SPEEDS OF 20 TO 30 MPH...WITH A FEW GUSTS TO NEAR 40
MPH. 

RELATIVE HUMIDITIES SHOULD CLIMB ABOVE 20 PERCENT LATE THIS
EVENING...AND OVERNIGHT WIND SPEEDS SHOULD DROP BY AROUND 10 MPH.
20-FOOT LEVEL WINDS SHOULD INCREASE TO AROUND 15 MPH DURING THE
DAY SATURDAY...AND RELATIVE HUMIDITIES COULD AGAIN FALL INTO THE
TEENS.

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$
000 
WWUS84 KEWX 272048
RFWEWX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
348 PM CDT FRI MAR 27 2009

...A RED FLAG WARNING IS IN EFFECT FOR WESTERN PORTIONS OF SOUTH
CENTRAL TEXAS FROM NOON TODAY THROUGH 11 PM THIS EVENING... 

...A RED FLAG WARNING IS IN EFFECT FOR WESTERN AND CENTRAL
PORTIONS OF SOUTH CENTRAL TEXAS FROM NOON UNTIL 8 PM SATURDAY...

.A LARGE UPPER LEVEL STORM SYSTEM WILL HAS BROUGHT STRONG AND
GUSTY NORTHWEST WINDS...VERY DRY AIR...AND A POTENT COLD FRONT
TO MUCH OF SOUTH CENTRAL TEXAS TODAY. GUSTY WEST WINDS AND LOW
RELATIVE HUMIDITIES IN THE LOWER 20S AND TEENS HAVE SETTLED INTO
THE REGION. THIS DRY AIR WILL CONTINUE TO SPREAD EASTWARD ACROSS SOUTH
CENTRAL TEXAS THROUGH THE REST OF THE AFTERNOON AND EVENING.
STRONG WINDS HAVE ACCOMPANIED THE DRY AIR WITH 20 FOOT WINDS
REACHING 25 MPH IN SOME PLACES WITH GUSTS UP TO 30 MPH. RELATIVE
HUMIDITIES WILL INCREASE BACK ABOVE 20 PERCENT AS THE TEMPERATURE
DROPS BY LATE THIS EVENING. HOWEVER...WINDS WILL REMAIN STRONG
THROUGH SATURDAY...AND RELATIVE HUMIDITY VALUES ARE EXPECTED TO
FALL BACK INTO THE TEENS OVER WESTERN AND CENTRAL PARTS OF SOUTH
CENTRAL TEXAS SATURDAY AFTERNOON. THUS...A SECOND RED FLAG WARNING
IS IN EFFECT FROM NOON UNTIL 8 PM SATURDAY. WINDS ARE EXPECTED TO
DECREASE BELOW CRITICAL LEVELS SATURDAY EVENING. 

TXZ183>190-202-217-218-228-280500-
/O.NEW.KEWX.FW.W.0010.090328T1700Z-090329T0100Z/
/O.CON.KEWX.FW.W.0009.000000T0000Z-090328T0400Z/
VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE-KENDALL-BLANCO-
KINNEY-MAVERICK-ZAVALA-DIMMIT-
348 PM CDT FRI MAR 27 2009

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS
EVENING...
...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM CDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM CDT
SATURDAY. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM CDT
THIS EVENING. 

RELATIVE HUMIDITIES SHOULD CLIMB ABOVE 20 PERCENT LATE THIS
EVENING...AND OVERNIGHT WIND SPEEDS SHOULD DROP BY AROUND 10 MPH.
20-FOOT LEVEL WINDS WILL INCREASE TO 15 TO 20 MPH DURING THE DAY
SATURDAY...AND RELATIVE HUMIDITIES WILL AGAIN FALL INTO THE LOWER
20S AND UPPER TEENS.

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$

TXZ171-172-203>207-219>222-280500-
/O.NEW.KEWX.FW.W.0010.090328T1700Z-090329T0100Z/
LLANO-BURNET-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-FRIO-ATASCOSA-
WILSON-KARNES-
348 PM CDT FRI MAR 27 2009

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM CDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM CDT
SATURDAY. 

A STRONG UPPER LEVEL STORM SYSTEM HAS BROUGHT STRONG WINDS AND
VERY DRY AIR TO SOUTH CENTRAL TEXAS. RELATIVE HUMIDITIES WILL FALL
INTO THE LOWER 20S BY THE EARLY AFTERNOON...AND CONTINUE TO DROP
INTO THE UPPER TEENS. 20-FT WINDS ARE EXPECTED TO REACH 15 TO 20
MPH WITH HIGHER GUSTS BY LATE MORNING...AND WILL CONTINUE THROUGH
THE AFTERNOON BEFORE DIMINISHING DURING THE EVENING.


A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$
000 
WWUS84 KEWX 280312 AAA
RFWEWX

URGENT - FIRE WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1012 PM CDT FRI MAR 27 2009

...A RED FLAG WARNING IS STILL IN EFFECT FOR WESTERN AND CENTRAL
PORTIONS OF SOUTH CENTRAL TEXAS FROM NOON UNTIL 8 PM SATURDAY...

.A LARGE UPPER LEVEL STORM SYSTEM WILL HAS BROUGHT STRONG AND
GUSTY NORTHWEST WINDS...VERY DRY AIR...AND A POTENT COLD FRONT TO
MUCH OF SOUTH CENTRAL TEXAS. WINDS WILL REMAIN STRONG THROUGH
SATURDAY...AND RELATIVE HUMIDITY VALUES ARE EXPECTED TO FALL BACK
INTO THE TEENS OVER WESTERN AND CENTRAL PARTS OF SOUTH CENTRAL
TEXAS SATURDAY AFTERNOON. THUS A RED FLAG WARNING IS IN EFFECT
FROM NOON UNTIL 8 PM SATURDAY. WINDS ARE EXPECTED TO DECREASE
BELOW CRITICAL LEVELS SATURDAY EVENING.

TXZ183>190-202-217-218-228-281115-
/O.CAN.KEWX.FW.W.0009.000000T0000Z-090328T0400Z/
/O.CON.KEWX.FW.W.0010.090328T1700Z-090329T0100Z/
VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE-KENDALL-BLANCO-
KINNEY-MAVERICK-ZAVALA-DIMMIT-
1012 PM CDT FRI MAR 27 2009

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT
SATURDAY...
...RED FLAG WARNING IS CANCELLED FOR THIS EVENING...

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS CANCELLED
THE RED FLAG WARNING FOR THIS EVENING. A RED FLAG WARNING REMAINS IN
EFFECT FROM NOON TO 8 PM CDT SATURDAY.

RELATIVE HUMIDITIES HAVE RISEN ABOVE 20 PERCENT LATE THIS EVENING
AND WIND SPEEDS HAVE FALLEN TO 10 TO 15 MPH. 20-FOOT LEVEL WINDS
WILL INCREASE TO 15 TO 20 MPH DURING THE DAY SATURDAY...AND
RELATIVE HUMIDITIES WILL AGAIN FALL INTO THE LOWER 20S AND UPPER
TEENS.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$

TXZ171-172-203>207-219>222-281115-
/O.CON.KEWX.FW.W.0010.090328T1700Z-090329T0100Z/
LLANO-BURNET-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-FRIO-ATASCOSA-
WILSON-KARNES-
1012 PM CDT FRI MAR 27 2009

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT
SATURDAY...

RELATIVE HUMIDITIES HAVE RISEN ABOVE 20 PERCENT LATE THIS EVENING
AND WIND SPEEDS HAVE FALLEN TO 10 TO 15 MPH. 20-FOOT LEVEL WINDS
WILL INCREASE TO 15 TO 20 MPH DURING THE DAY SATURDAY...AND
RELATIVE HUMIDITIES WILL AGAIN FALL INTO THE LOWER 20S AND UPPER
TEENS.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES
THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG
WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS
ISSUED BY LOCAL OFFICIALS.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 6:04 AM CDTFire Weather WatchEWXAtascosa, Bandera, Dimmit, Edwards, Frio, Kerr and 7 more10 hr
Mar 26, 8:47 AM CDTSevere Thunderstorm WarningEWXEdwards, Kinney, Val Verde43 min
Mar 26, 9:05 AM CDTSevere Thunderstorm WarningEWXUvalde55 min
Mar 26, 9:29 AM CDTSevere Thunderstorm WarningEWXKinney, Uvalde61 min
Mar 26, 9:35 AM CDTSevere Thunderstorm WarningEWXFrio, Medina, Uvalde55 min
Mar 26, 10:23 AM CDTSevere Thunderstorm WarningEWXKinney, Uvalde38 min
Mar 26, 10:25 AM CDTSevere Thunderstorm WarningEWXFrio, Medina65 min
Mar 26, 10:41 AM CDTAreal Flood AdvisoryEWXKinney, Uvalde2 hr
Mar 26, 10:43 AM CDTSevere Thunderstorm WarningEWXKinney, Medina, Uvalde62 min
Mar 26, 10:58 AM CDTSevere Thunderstorm WarningEWXBandera, Medina, Real, Uvalde62 min
Mar 26, 11:10 AM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Frio, Medina30 min
Mar 26, 11:54 AM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Frio, Medina, Zavala51 min
Mar 26, 12:27 PM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Frio, Medina63 min
Mar 26, 12:48 PM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Frio, Wilson42 min
Mar 26, 1:03 PM CDTTornado WarningEWXAtascosa27 min
Mar 26, 1:24 PM CDTSevere Thunderstorm WarningEWXAtascosa, Karnes66 min
Mar 26, 1:29 PM CDTRed Flag WarningEWXEdwards, Val Verde5 hr
Mar 26, 2:08 PM CDTSevere Thunderstorm WarningEWXKarnes37 min
Mar 26, 4:00 PM CDTWind AdvisoryEWXAtascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 25 more29 hr

Nearby

Red Flag Warnings in Texas, 2009Every red flag warning in 2009

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.