Alert archive / Texas / Red Flag Warnings in 2007
Red Flag Warning 2, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this red flag warning at Feb 17, 2007, 6:36 AM CST for 26 counties in Texas. It took effect at Feb 17, 2007, 11:00 AM CST. 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
- Feb 17, 2007, 6:36 AM CST (12:36 UTC)
- In effect from
- Feb 17, 2007, 11:00 AM CST
- Expired
- Feb 17, 2007, 6:00 PM CST
- In force
- 7 hr
- Issued by
- NWS Austin/San Antonio, TX
All 26 counties
Atascosa County, TX, Bandera County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Comal County, TX, Dimmit County, TX, Edwards County, TX, Frio County, TX, Gillespie County, TX, Guadalupe County, TX, Hays County, TX, Karnes County, TX, Kendall County, TX, Kerr County, TX, Kinney 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), 93 km from the middle of the area, began a volume at 12:42 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, 0.6 hours before the alert went out and 182 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1629 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- -79 m²/s²
- 0-3 km storm-relative helicity
- -79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS84 KEWX 171236 RFWEWX RED FLAG WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 636 AM CST SAT FEB 17 2007 ...RED FLAG WARNING IS IN EFFECT FROM 11 AM TO 8 PM CST...FOR SOUTH CENTRAL TEXAS FOR LOW RELATIVE HUMIDITIES AND STRONG WINDS... .A PACIFIC COLD FRONT WILL MOVE THROUGH THE REGION TODAY CAUSING RELATIVE HUMIDITIES TO DROP TO CRITICAL LEVELS. WINDS WILL INCREASE OUT OF THE NORTH LATE THIS MORNING AND REMAIN BREEZY INTO THE EVENING HOURS. THIS COMBINATION WILL LEAD TO RED FLAG CONDITIONS FOR TODAY. TXZ183>187-202>204-217>219-228-180200- /O.UPG.KEWX.FW.A.0001.070217T1700Z-070218T0200Z/ /O.NEW.KEWX.FW.W.0002.070217T1700Z-070218T0200Z/ VAL VERDE-EDWARDS-REAL-KERR-BANDERA-KINNEY-UVALDE-MEDINA-MAVERICK- ZAVALA-FRIO-DIMMIT- 636 AM CST SAT FEB 17 2007 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM CST THIS EVENING... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM CST THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. THE COMBINATION OF LOW RELATIVE HUMIDITIES AND STRONG NORTHERLY WINDS WILL LEAD TO RED FLAG CONDITIONS ACROSS THE WESTERN HALF OF SOUTH CENTRAL TEXAS. RELATIVE HUMIDITIES WILL BE NEAR 20 PERCENT AND WINDS WILL BE 15 TO 25 MPH WITH OCCASIONAL HIGHER GUSTS. 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. $$
2 follow-up statements
000 WWUS84 KEWX 171715 RFWEWX RED FLAG WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1115 AM CST SAT FEB 17 2007 ...RED FLAG WARNING IS IN EFFECT FROM 11 AM TO 8 PM CST...FOR SOUTH CENTRAL TEXAS ALONG AND WEST OF A LINE FROM LLANO TO NEW BRAUNFELS TO KARNES CITY FOR LOW RELATIVE HUMIDITIES AROUND AND BELOW 20 TO 25 PERCENT...AND STRONG WINDS.. .A PACIFIC COLD FRONT HAS MOVED ACROSS THE REGION...CAUSING RELATIVE HUMIDITIES TO DROP TO CRITICAL LEVELS. WINDS WILL REMAIN BREEZY THROUGH THE AFTERNOON. THIS COMBINATION WILL LEAD TO RED FLAG CONDITIONS FOR TODAY. TXZ171-188>190-205>207-220>222-180115- /O.EXA.KEWX.FW.W.0002.000000T0000Z-070218T0200Z/ LLANO-GILLESPIE-KENDALL-BLANCO-BEXAR-COMAL-GUADALUPE-ATASCOSA- WILSON-KARNES- 1115 AM CST SAT FEB 17 2007 ...RED FLAG WARNING IN EFFECT UNTIL 8 PM CST THIS EVENING... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 8 PM CST THIS EVENING. THE COMBINATION OF LOW RELATIVE HUMIDITIES AND STRONG NORTHERLY WINDS WILL LEAD TO RED FLAG CONDITIONS ACROSS THE WESTERN HALF OF SOUTH CENTRAL TEXAS. RELATIVE HUMIDITIES WILL BE NEAR 20 PERCENT AND WINDS WILL BE 15 TO 25 MPH WITH OCCASIONAL HIGHER GUSTS. A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS ISSUED BY LOCAL OFFICIALS. $$ TXZ183>187-202>204-217>219-228-180115- /O.CON.KEWX.FW.W.0002.000000T0000Z-070218T0200Z/ VAL VERDE-EDWARDS-REAL-KERR-BANDERA-KINNEY-UVALDE-MEDINA-MAVERICK- ZAVALA-FRIO-DIMMIT- 1115 AM CST SAT FEB 17 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING. THE COMBINATION OF LOW RELATIVE HUMIDITIES AND STRONG NORTHERLY WINDS WILL LEAD TO RED FLAG CONDITIONS ACROSS THE WESTERN HALF OF SOUTH CENTRAL TEXAS. RELATIVE HUMIDITIES WILL BE NEAR 20 PERCENT AND WINDS WILL BE 15 TO 25 MPH WITH OCCASIONAL HIGHER GUSTS. 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. $$
000 WWUS84 KEWX 172138 RFWEWX RED FLAG WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 338 PM CST SAT FEB 17 2007 ...RED FLAG WARNING IS IN EFFECT THROUGH 6 PM CST...FOR SOUTH CENTRAL TEXAS ALONG AND WEST OF A LINE FROM GEORGETOWN TO NEW BRAUNFELS TO KARNES CITY FOR LOW RELATIVE HUMIDITIES AROUND AND BELOW 20 TO 25 PERCENT...AND STRONG WINDS... .A PACIFIC COLD FRONT HAS MOVED ACROSS THE REGION...CAUSING RELATIVE HUMIDITIES TO DROP TO NEAR AND BELOW 20 PERCENT. WINDS WILL REMAIN BREEZY THROUGH THE AFTERNOON. THIS COMBINATION WILL LEAD TO RED FLAG CONDITIONS FOR TODAY. THE WINDS ARE EXPECTED TO DIMINISH AFTER 6 PM...AND RELATIVE HUMIDITIES WILL RISE ABOVE 25 PERCENT. TXZ172-173-191-192-180000- /O.EXB.KEWX.FW.W.0002.000000T0000Z-070218T0000Z/ BURNET-WILLIAMSON-HAYS-TRAVIS- 338 PM CST SAT FEB 17 2007 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. THE COMBINATION OF LOW RELATIVE HUMIDITIES AND STRONG NORTHERLY WINDS WILL LEAD TO RED FLAG CONDITIONS ACROSS THE WESTERN HALF OF SOUTH CENTRAL TEXAS. RELATIVE HUMIDITIES WILL BE NEAR 20 PERCENT AND WINDS WILL BE 15 TO 25 MPH WITH OCCASIONAL HIGHER GUSTS. A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS ISSUED BY LOCAL OFFICIALS. $$ TXZ171-183>190-202>207-217>222-228-180000- /O.EXT.KEWX.FW.W.0002.000000T0000Z-070218T0000Z/ LLANO-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-GILLESPIE-KENDALL- BLANCO-KINNEY-UVALDE-MEDINA-BEXAR-COMAL-GUADALUPE-MAVERICK-ZAVALA- FRIO-ATASCOSA-WILSON-KARNES-DIMMIT- 338 PM CST SAT FEB 17 2007 ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. THE COMBINATION OF LOW RELATIVE HUMIDITIES AND STRONG NORTHERLY WINDS WILL LEAD TO RED FLAG CONDITIONS ACROSS THE WESTERN HALF OF SOUTH CENTRAL TEXAS. RELATIVE HUMIDITIES WILL BE NEAR 20 PERCENT AND WINDS WILL BE 15 TO 25 MPH WITH OCCASIONAL HIGHER GUSTS. 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. $$
Nearby
Red Flag Warnings in Texas, 2007Every red flag warning in 2007
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.