Alert archive / Texas / Red Flag Warnings in 2011
Red Flag Warning 5, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this red flag warning at Feb 27, 2011, 2:31 PM CST for 30 counties in Texas. It took effect at Feb 28, 2011, 6:00 AM CST. It was in force for 10 hr. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 27, 2011, 2:31 PM CST (20:31 UTC)
- In effect from
- Feb 28, 2011, 6:00 AM CST
- Expired
- Feb 28, 2011, 4:00 PM CST
- In force
- 10 hr
- Issued by
- NWS Austin/San Antonio, TX
All 30 counties
Atascosa County, TX, Bandera County, TX, Bastrop County, TX, Bexar County, TX, Blanco 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, Maverick County, TX, Medina County, TX, Real County, TX, Travis County, TX, Uvalde County, TX, Val Verde County, TX, Wilson County, TX, Zavala County, TX
The radar
The Austin/San Antonio radar (KEWX), 63 km from the middle of the area, began a volume at 20:33 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 28, 2:20 PM CST | WILDFIRE 0 | 1 Nnw Austin, TX | ONE-QUARTER MILE LONG GRASS FIRE ALONG MOPAC NEAR 45TH ST. 4 CARS AND 2 CONSTRUCTION TRAILERS BURNED WITH DAMAGE ESTIMATED AT 44000 DOLLARS. RESIDENTS EVACUATED FROM A NEARBY APARTMENT COMPLEX. |
| Feb 28, 2:20 PM CST | WILDFIRE 0 | 4 Nnw Austin, TX | ONE-QUARTER MILE LONG GRASS FIRE ALONG MOPAC NEAR 45TH ST. 4 CARS AND 2 CONSTRUCTION TRAILERS BURNED WITH DAMAGE ESTIMATED AT 44000 DOLLARS. RESIDENTS EVACUATED FROM A NEARBY APARTMENT COMPLEX. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 8.5 hours before the alert went out and 212 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
- 182 J/kg
- Mixed-layer CIN
- -310 J/kg
- Mixed-layer LCL
- 635 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 273 m²/s²
- 0-3 km storm-relative helicity
- 269 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
667 WWUS84 KEWX 272031 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 231 PM CST SUN FEB 27 2011 ...A RED FLAG WARNING IN EFFECT THROUGH MIDNIGHT FOR MUCH OF THE RIO GRANDE PLAINS...EDWARDS PLATEAU AND WESTERN WESTERN HILL COUNTRY... ...A RED FLAG WARNING IN EFFECT FOR MUCH OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY FROM 6 AM TO 4 PM ON MONDAY... .AN INTENSE UPPER LEVEL TROUGH WILL MOVE ACROSS WEST TEXAS TONIGHT. THIS SYSTEM WILL PUSH A DRY LINE...FOLLOWED BY A PACIFIC COLD FRONT ACROSS SOUTH CENTRAL TEXAS THIS EVENING AND OVERNIGHT. STRONG GUSTY SOUTHWEST WINDS WILL INCREASE THIS EVENING AHEAD OF THIS SYSTEM. BEHIND THE COLD FRONT...VERY DRY AIR WILL SURGE INTO THE REGION AND WINDS WILL SHIFT TO THE WEST AND NORTHWEST. RELATIVE HUMIDITIES WILL FALL BELOW 20 PERCENT OVER THE WESTERN EDWARDS PLATEAU AND RIO GRANDE PLAINS LATE THIS AFTERNOON AND SPREAD EASTWARD DURING THE EVENING AND OVERNIGHT HOURS. THE COMBINATION OF VERY LOW RELATIVE HUMIDITIES AND STRONG GUSTY WINDS WILL MAKE WILD FIRES DANGEROUS AND DIFFICULT TO CONTROL. TXZ186-187-189-204-205-219-220-280500- /O.CAN.KEWX.FW.W.0004.000000T0000Z-110228T0400Z/ /O.UPG.KEWX.FW.A.0002.110228T1300Z-110301T0000Z/ /O.NEW.KEWX.FW.W.0005.110228T1200Z-110228T2200Z/ KERR-BANDERA-KENDALL-MEDINA-BEXAR-FRIO-ATASCOSA- 231 PM CST SUN FEB 27 2011 ...RED FLAG WARNING IN EFFECT FROM 6 AM TO 4 PM CST MONDAY... ...RED FLAG WARNING IS CANCELLED... THE RED FLAG WARNING FOR THIS AFTERNOON AND EVENING HAS BEEN CANCELLED AS HUMIDITIES WILL REMAIN ABOVE CRITICAL VALUES...HOWEVER A WIND ADVISORY REMAINS IN EFFECT THROUGH MIDNIGHT. THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 6 AM TO 4 PM CST MONDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. GUSTY NORTHERLY WINDS AND HUMID TIES WILL REACH CRITICAL VALUES MONDAY MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE SINGLE DIGITS AND TEENS MONDAY MORNING AND CONTINUE INTO THE AFTERNOON. 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. && $$ TXZ183>185-202-203-217-218-228-280500- /O.UPG.KEWX.FW.A.0002.110228T1300Z-110301T0000Z/ /O.NEW.KEWX.FW.W.0005.110228T1200Z-110228T2200Z/ /O.EXT.KEWX.FW.W.0004.000000T0000Z-110228T0600Z/ VAL VERDE-EDWARDS-REAL-KINNEY-UVALDE-MAVERICK-ZAVALA-DIMMIT- 231 PM CST SUN FEB 27 2011 ...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT... ...RED FLAG WARNING IN EFFECT FROM 6 AM TO 4 PM CST MONDAY... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 6 AM TO 4 PM CST MONDAY. THE RED FLAG WARNING IS NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. GUSTY DRY WINDS WILL SPREAD INTO THE REGION BEHIND THE DRY LINE THIS EVENING AND CAUSE HUMIDITIES TO FALL BELOW CRITICAL VALUES. THE WINDS AND HUMIDITIES WILL BE NEAR OR BELOW CRITICAL VALUES THROUGH THE EVENING HOURS...BEFORE RISING AGAIN AROUND MIDNIGHT. HOWEVER HUMIDITIES AND WINDS WILL AGAIN REACH CRITICAL VALUES MONDAY MORNING AND CONTINUE THROUGH THE AFTERNOON HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS ISSUED BY LOCAL OFFICIALS. && $$ TXZ188-190-191-206>208-221>224-280500- /O.NEW.KEWX.FW.W.0005.110228T1200Z-110228T2200Z/ GILLESPIE-BLANCO-HAYS-COMAL-GUADALUPE-CALDWELL-WILSON-KARNES- GONZALES-DE WITT- 231 PM CST SUN FEB 27 2011 ...RED FLAG WARNING IN EFFECT FROM 6 AM TO 4 PM CST MONDAY... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 6 AM TO 4 PM CST MONDAY. GUSTY NORTHERLY WINDS AND HUMID TIES WILL REACH CRITICAL VALUES MONDAY MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE SINGLE DIGITS AND TEENS MONDAY MORNING AND CONTINUE INTO THE AFTERNOON. 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. && $$
3 follow-up statements
494 WWUS84 KEWX 280643 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1243 AM CST MON FEB 28 2011 ...RED FLAG WARNING REMAINS IN EFFECT FOR MUCH OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY FROM 6 AM TO 4 PM ON MONDAY... .GUSTY NORTHERLY WINDS AND RELATIVE HUMIDITIES WILL REACH CRITICAL VALUES MONDAY MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE SINGLE DIGITS AND TEENS MONDAY MORNING AND CONTINUE INTO THE AFTERNOON. THE COMBINATION OF VERY LOW RELATIVE HUMIDITIES AND STRONG GUSTY WINDS WILL MAKE WILD FIRES DANGEROUS AND DIFFICULT TO CONTROL. TXZ183>191-202>208-217>224-228-281845- /O.CON.KEWX.FW.W.0005.110228T1200Z-110228T2200Z/ VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE-KENDALL-BLANCO-HAYS- KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-MAVERICK- ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-DIMMIT- 1243 AM CST MON FEB 28 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 4 PM CST THIS AFTERNOON. THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 6 AM TO 4 PM CST MONDAY. GUSTY NORTHERLY WINDS AND RELATIVE HUMIDITIES WILL REACH CRITICAL VALUES MONDAY MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE SINGLE DIGITS AND TEENS MONDAY MORNING AND CONTINUE INTO THE AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS ISSUED BY LOCAL OFFICIALS. && $$
494 WWUS84 KEWX 281017 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 417 AM CST MON FEB 28 2011 ...RED FLAG WARNING REMAINS IN EFFECT FOR MUCH OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY FROM 6 AM TO 4 PM ON MONDAY... .GUSTY NORTHERLY WINDS AND RELATIVE HUMIDITIES WILL REACH CRITICAL VALUES THIS MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE TEENS THIS MORNING AND INTO THE SINGLE DIGITS WESTERN PORTIONS THIS AFTERNOON. THE COMBINATION OF VERY LOW RELATIVE HUMIDITIES AND STRONG GUSTY WINDS WILL MAKE WILD FIRES DANGEROUS AND DIFFICULT TO CONTROL. TXZ183>191-202>208-217>224-228-282200- /O.CON.KEWX.FW.W.0005.110228T1200Z-110228T2200Z/ VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE-KENDALL-BLANCO-HAYS- KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-MAVERICK- ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-DIMMIT- 417 AM CST MON FEB 28 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM UNTIL 4 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 6 AM TO 4 PM CST TODAY. GUSTY NORTHERLY WINDS AND RELATIVE HUMIDITIES WILL REACH CRITICAL VALUES THIS MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE TEENS THIS MORNING AND CONTINUE TO FALL INTO THE SINGLE DIGITS WESTERN PORTIONS THIS AFTERNOON. 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. && $$
701 WWUS84 KEWX 281624 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1024 AM CST MON FEB 28 2011 ...RED FLAG WARNING HAS BEEN EXPANDED EASTWARD FOR TODAY... ...RED FLAG WARNING REMAINS IN EFFECT FOR MUCH OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY FROM THROUGH 4 PM ON MONDAY... .GUSTY NORTHERLY WINDS AND RELATIVE HUMIDITIES HAVE REACHED CRITICAL VALUES THIS MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE TEENS THIS MORNING AND INTO THE SINGLE DIGITS WESTERN PORTIONS BY THE AFTERNOON. THE COMBINATION OF VERY LOW RELATIVE HUMIDITIES AND STRONG GUSTY WINDS WILL MAKE WILD FIRES DANGEROUS AND DIFFICULT TO CONTROL. TXZ192>194-209-225-282200- /O.EXA.KEWX.FW.W.0005.000000T0000Z-110228T2200Z/ TRAVIS-BASTROP-LEE-FAYETTE-LAVACA- 1024 AM CST MON FEB 28 2011 ...RED FLAG WARNING IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT THROUGH 4 PM CST THIS AFTERNOON. GUSTY NORTHERLY WINDS AND RELATIVE HUMIDITIES WILL REACH CRITICAL VALUES THIS MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE TEENS TO NEAR 20 PERCENT AND CONTINUE INTO THE AFTERNOON HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS ISSUED BY LOCAL OFFICIALS. && $$ TXZ183>191-202>208-217>224-228-282200- /O.CON.KEWX.FW.W.0005.000000T0000Z-110228T2200Z/ VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE-KENDALL-BLANCO-HAYS- KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-MAVERICK- ZAVALA-FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-DIMMIT- 1024 AM CST MON FEB 28 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... GUSTY NORTHERLY WINDS AND RELATIVE HUMIDITIES WILL REACH CRITICAL VALUES THIS MORNING BEHIND A COLD FRONT AND CONTINUE INTO THE AFTERNOON HOURS. HUMIDITIES WILL FALL INTO THE TEENS THIS MORNING AND CONTINUE TO FALL INTO THE SINGLE DIGITS WESTERN PORTIONS THIS AFTERNOON. 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 5:22 AM CST | Fire Weather Watch | EWX | Atascosa, Bandera, Bexar, Dimmit, Edwards, Frio and 9 more | 9 hr |
| Feb 27, 11:42 AM CST | Wind Advisory | EWX | Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more | 18 hr |
Nearby
Red Flag Warnings in Texas, 2011Every red flag warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.