Alert archive / Texas / Red Flag Warnings in 2012
Red Flag Warning 3, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this red flag warning at Sep 7, 2012, 3:23 PM CDT for 10 counties in Texas. It took effect at Sep 8, 2012, 12:00 PM CDT. It was in force for 7 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
- Sep 7, 2012, 3:23 PM CDT (20:23 UTC)
- In effect from
- Sep 8, 2012, 12:00 PM CDT
- Expired
- Sep 8, 2012, 7:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Austin/San Antonio, TX
Counties Bandera County, TX, Blanco County, TX, Burnet County, TX, Edwards County, TX, Gillespie County, TX, Kendall County, TX, Kerr County, TX, Llano County, TX, Real County, TX, Val Verde County, TX
The radar
The Austin/San Antonio radar (KEWX), 131 km from the middle of the area, began a volume at 20:23 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, 8.4 hours before the alert went out and 174 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.
- Mixed-layer CAPE
- 885 J/kg
- Mixed-layer CIN
- -190 J/kg
- Mixed-layer LCL
- 1458 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
796 WWUS84 KEWX 072023 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 323 PM CDT FRI SEP 7 2012 ...A RED FLAG WARNING IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING ACROSS THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU DUE TO A DRY COLD FRONTAL PASSAGE... ...THE FIRE WEATHER WATCH FOR THE REMAINDER OF SOUTH CENTRAL TEXAS HAS BEEN CANCELLED...HOWEVER...ELEVATED TO NEAR CRITICAL FIRE WEATHER CONDITIONS ARE STILL EXPECTED... .A DRY COLD FRONT WILL BRING GUSTY NORTH TO NORTHEAST WINDS TO SOUTH CENTRAL TEXAS BEGINNING SATURDAY MORNING AND INCREASING SATURDAY AFTERNOON. CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED SATURDAY AFTERNOON ACROSS THE HILL COUNTRY AND EDWARDS PLATEAU AS MINIMUM RELATIVE HUMIDITIES DROP TO AROUND 20 PERCENT AND 20-FOOT WINDS INCREASE TO 20 TO 25 MPH. RELATIVE HUMIDITIES ACROSS THE REMAINDER OF SOUTH CENTRAL TEXAS ARE EXPECTED TO REMAIN AT OR ABOVE 25 PERCENT. THESE CONDITIONS WILL PERSIST INTO SATURDAY EVENING BEFORE WINDS BEGIN TO DECREASE AND RELATIVE HUMIDITIES RECOVER ABOVE CRITICAL VALUES. TXZ173-191>194-202>208-217>221-228-072130- /O.CAN.KEWX.FW.A.0003.120908T1700Z-120909T0000Z/ WILLIAMSON-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE-MEDINA-BEXAR- COMAL-GUADALUPE-CALDWELL-MAVERICK-ZAVALA-FRIO-ATASCOSA-WILSON- DIMMIT- 323 PM CDT FRI SEP 7 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR MUCH OF SOUTH CENTRAL TEXAS... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS CANCELLED THE FIRE WEATHER WATCH. A DRY COLD FRONT WILL BRING GUSTY NORTH TO NORTHEAST TO SOUTH CENTRAL TEXAS BEGINNING SATURDAY MORNING AND INCREASING SATURDAY AFTERNOON. AFTERNOON 20-FT WINDS WILL BE NEAR OR ABOVE 20 MPH WITH GUSTS OF 30 TO 35 MPH. MINIMUM RELATIVE HUMIDITIES ARE EXPECTED TO REMAIN NEAR OR ABOVE 25 PERCENT DURING THE TIME OF THE STRONGEST WINDS. ELEVATED TO NEAR CRITICAL FIRE WEATHER CONDITIONS ARE STILL EXPECTED. $$ TXZ171-172-183>190-080830- /O.UPG.KEWX.FW.A.0003.120908T1700Z-120909T0000Z/ /O.NEW.KEWX.FW.W.0003.120908T1700Z-120909T0000Z/ LLANO-BURNET-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE- KENDALL-BLANCO- 323 PM CDT FRI SEP 7 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM CDT SATURDAY FOR A DRY FRONT ACROSS THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 7 PM CDT SATURDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...THE FOLLOWING SOUTH CENTRAL TEXAS COUNTIES...LLANO...BURNET...VAL VERDE...EDWARDS... REAL...KERR...BANDERA...GILLESPIE...KENDALL...BLANCO. * 20-FOOT WIND...15 TO 20 MPH. * HUMIDITY...20 TO 25 PERCENT. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. AVOID THE USE OF OPEN FLAMES OR ANY ACTIVITIES THAN MAY GENERATE SPARKS. ACCIDENTAL IGNITIONS WILL HAVE THE POTENTIAL TO GROW QUICKLY INTO DANGEROUS WIND DRIVEN WILDFIRES. && $$ FOR INFORMATION ON BURN BANS PLEASE VISIT THE TEXAS INTERAGENCY COORDINATION CENTER WEBSITE AT: TICC.TAMU.EDU
3 follow-up statements
728 WWUS84 KEWX 080400 AAA RFWEWX URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1100 PM CDT FRI SEP 7 2012 ...A RED FLAG WARNING IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SATURDAY EVENING ACROSS THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU DUE TO A DRY COLD FRONTAL PASSAGE... .A DRY COLD FRONT WILL BRING GUSTY NORTH TO NORTHEAST WINDS TO SOUTH CENTRAL TEXAS BEGINNING SATURDAY MORNING AND INCREASING SATURDAY AFTERNOON. CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED SATURDAY AFTERNOON ACROSS THE HILL COUNTRY AND EDWARDS PLATEAU AS MINIMUM RELATIVE HUMIDITIES DROP TO AROUND 20 PERCENT AND 20-FOOT WINDS INCREASE TO 20 TO 25 MPH. RELATIVE HUMIDITIES ACROSS THE REMAINDER OF SOUTH CENTRAL TEXAS ARE EXPECTED TO REMAIN AT OR ABOVE 25 PERCENT. THESE CONDITIONS WILL PERSIST INTO SATURDAY EVENING BEFORE WINDS BEGIN TO DECREASE AND RELATIVE HUMIDITIES RECOVER ABOVE CRITICAL VALUES. TXZ171-172-183>190-081600- /O.CON.KEWX.FW.W.0003.120908T1700Z-120909T0000Z/ LLANO-BURNET-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE- KENDALL-BLANCO- 1100 PM CDT FRI SEP 7 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 7 PM CDT SATURDAY FOR A DRY FRONT ACROSS THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU... * AFFECTED AREA...THE FOLLOWING SOUTH CENTRAL TEXAS COUNTIES... LLANO...BURNET...VAL VERDE...EDWARDS...REAL...KERR... BANDERA...GILLESPIE...KENDALL...BLANCO. * 20-FOOT WIND...15 TO 20 MPH. * HUMIDITY...20 TO 25 PERCENT. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. AVOID THE USE OF OPEN FLAMES OR ANY ACTIVITIES THAN MAY GENERATE SPARKS. ACCIDENTAL IGNITIONS WILL HAVE THE POTENTIAL TO GROW QUICKLY INTO DANGEROUS WIND DRIVEN WILDFIRES. && $$ FOR INFORMATION ON BURN BANS PLEASE VISIT THE TEXAS INTERAGENCY COORDINATION CENTER WEBSITE AT: TICC.TAMU.EDU
026 WWUS84 KEWX 080838 AAA RFWEWX URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 338 AM CDT SAT SEP 8 2012 ...A RED FLAG WARNING IS IN EFFECT THIS AFTERNOON AND EARLY EVENING ACROSS THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU... .A DRY COLD FRONT WILL BRING GUSTY NORTH TO NORTHEAST WINDS TO SOUTH CENTRAL TEXAS TODAY. CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED DURING THE AFTERNOON AND EARLY EVENING ACROSS THE HILL COUNTRY AND EDWARDS PLATEAU AS MINIMUM RELATIVE HUMIDITIES DROP TO BETWEEN 20 AND 25 PERCENT WITH 20-FOOT WINDS OF 15 TO 20 MPH. RELATIVE HUMIDITIES ACROSS THE REMAINDER OF SOUTH CENTRAL TEXAS ARE EXPECTED TO REMAIN AT OR ABOVE 25 PERCENT. THESE CONDITIONS WILL PERSIST INTO THE EARLY EVENING HOURS BEFORE WINDS BEGIN TO DECREASE AND RELATIVE HUMIDITIES RECOVER ABOVE CRITICAL VALUES. TXZ171-172-183>190-090000- /O.CON.KEWX.FW.W.0003.120908T1700Z-120909T0000Z/ LLANO-BURNET-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE- KENDALL-BLANCO- 338 AM CDT SAT SEP 8 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING ACROSS THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU FOR STRONG WINDS AND LOW HUMIDITIES IN THE WAKE OF A DRY COLD FRONT... * AFFECTED AREA...THE FOLLOWING SOUTH CENTRAL TEXAS COUNTIES... LLANO...BURNET...VAL VERDE...EDWARDS...REAL...KERR... BANDERA...GILLESPIE...KENDALL...BLANCO. * 20-FOOT WIND...15 TO 20 MPH. * HUMIDITY...20 TO 25 PERCENT. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. AVOID THE USE OF OPEN FLAMES OR ANY ACTIVITIES THAT MAY GENERATE SPARKS. ACCIDENTAL IGNITIONS WILL HAVE THE POTENTIAL TO GROW QUICKLY INTO DANGEROUS WIND DRIVEN WILDFIRES. && $$ FOR INFORMATION ON BURN BANS PLEASE VISIT THE TEXAS INTERAGENCY COORDINATION CENTER WEBSITE AT: TICC.TAMU.EDU
245 WWUS84 KEWX 082046 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 346 PM CDT SAT SEP 8 2012 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU... .GUSTY NORTH TO NORTHEAST WINDS BEHIND A COLD FRONT WILL CONTINUE ACROSS SOUTH CENTRAL TEXAS TODAY. CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED DURING THE AFTERNOON AND EARLY EVENING ACROSS THE HILL COUNTRY AND EDWARDS PLATEAU AS MINIMUM RELATIVE HUMIDITIES DROP TO BETWEEN 20 AND 25 PERCENT WITH 20-FOOT WINDS OF 15 TO 20 MPH. RELATIVE HUMIDITIES ACROSS THE REMAINDER OF SOUTH CENTRAL TEXAS ARE EXPECTED TO REMAIN AT OR ABOVE 25 PERCENT. THESE CONDITIONS WILL PERSIST INTO THE EARLY EVENING HOURS BEFORE WINDS BEGIN TO DECREASE AND RELATIVE HUMIDITIES RECOVER ABOVE CRITICAL VALUES. TXZ171-172-183>190-090000- /O.CON.KEWX.FW.W.0003.000000T0000Z-120909T0000Z/ LLANO-BURNET-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE- KENDALL-BLANCO- 346 PM CDT SAT SEP 8 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING ACROSS THE HILL COUNTRY AND SOUTHERN EDWARDS PLATEAU FOR GUSTY NORTH WINDS AND LOW HUMIDITIES... * AFFECTED AREA...THE FOLLOWING SOUTH CENTRAL TEXAS COUNTIES... LLANO...BURNET...VAL VERDE...EDWARDS...REAL...KERR... BANDERA...GILLESPIE...KENDALL...BLANCO. * 20-FOOT WIND...15 TO 20 MPH. * HUMIDITY...20 TO 25 PERCENT. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. AVOID THE USE OF OPEN FLAMES OR ANY ACTIVITIES THAT MAY GENERATE SPARKS. ACCIDENTAL IGNITIONS WILL HAVE THE POTENTIAL TO GROW QUICKLY INTO DANGEROUS WIND DRIVEN WILDFIRES. && $$ FOR INFORMATION ON BURN BANS PLEASE VISIT THE TEXAS INTERAGENCY COORDINATION CENTER WEBSITE AT: TICC.TAMU.EDU
Nearby
Red Flag Warnings in Texas, 2012Every red flag warning in 2012
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.