Alert archive / Texas / Red Flag Warnings in 2013
Red Flag Warning 9, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this red flag warning at Mar 10, 2013, 4:46 AM CDT for 10 counties in Texas. It took effect at Mar 10, 2013, 9:00 AM CDT. It was in force for 11 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 10, 2013, 4:46 AM CDT (09:46 UTC)
- In effect from
- Mar 10, 2013, 9:00 AM CDT
- Expired
- Mar 10, 2013, 8:19 PM CDT
- In force
- 11 hr
- Issued by
- NWS Austin/San Antonio, TX
Counties Atascosa County, TX, Dimmit County, TX, Edwards County, TX, Frio County, TX, Kinney County, TX, Maverick County, TX, Medina County, TX, Uvalde County, TX, Val Verde County, TX, Zavala County, TX
The radar
The Laughlin AFB radar (KDFX), 46 km from the middle of the area, began a volume at 09:49 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 00:00Z, 9.8 hours before the alert went out and 101 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
- 450 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 3080 m above ground
- 0-6 km bulk shear
- 86 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
103 WWUS84 KEWX 100946 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 446 AM CDT SUN MAR 10 2013 ...A RED FLAG WARNING IS IN EFFECT TODAY INTO THIS EVENING ACROSS THE RIO GRANDE PLAINS AND SOUTHERN EDWARDS PLATEAU FOR STRONG WINDS AND DRY CONDITIONS BEHIND A COLD FRONT... .A COLD FRONT IN THE WAKE OF DEPARTING STORM SYSTEM WILL PRODUCE STRONG NORTHWEST WINDS OF 15 TO 25 MPH AND LOW RELATIVE HUMIDITIES TODAY ACROSS WESTERN PORTIONS OF SOUTH CENTRAL TEXAS. ALTHOUGH A FEW AREAS RECEIVED A WETTING RAIN OVERNIGHT...MANY AREAS ALONG AND SOUTHWEST OF A ROCKSPRINGS TO UVALDE TO CAMPBELLTON LINE RECEIVED LITTLE OR NO RAINFALL. THE BREEZY AND DRY CONDITIONS ARE EXPECTED TO CONTINUE INTO THE EARLY EVENING...WITH LIGHTER WINDS EXPECTED LATE TONIGHT. SOME BREEZY AND DRY CONDITIONS MAY DEVELOP FOR A FEW HOURS MONDAY BEFORE THE STRONGER WINDS CONCENTRATE FARTHER TO THE EAST. TXZ183-184-202>204-217>220-228-110200- /O.NEW.KEWX.FW.W.0009.130310T1400Z-130311T0200Z/ VAL VERDE-EDWARDS-KINNEY-UVALDE-MEDINA-MAVERICK-ZAVALA-FRIO- ATASCOSA-DIMMIT- 446 AM CDT SUN MAR 10 2013 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 PM CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITIES ACROSS THE SOUTHERN EDWARDS PLATEAU AND THE RIO GRANDE PLAINS... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 9 PM CDT THIS EVENING. * AFFECTED AREA...THE FOLLOWING SOUTH CENTRAL TEXAS COUNTIES... VAL VERDE...EDWARDS...KINNEY...UVALDE...MEDINA...MAVERICK... ZAVALA...FRIO...ATASCOSA...DIMMIT. * 20-FOOT WIND...15 TO 25 MPH * HUMIDITY...12 TO 20 PERCENT. * THUNDERSTORMS...NONE. * 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. && $$ FOR INFORMATION ON BURN BANS PLEASE VISIT THE TEXAS INTERAGENCY COORDINATION CENTER WEBSITE AT: TICC.TAMU.EDU
1 follow-up statement
132 WWUS84 KEWX 110119 RFWEWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 819 PM CDT SUN MAR 10 2013 ...RED FLAG WARNING IS CANCELLED... .RELATIVE HUMIDITIES REMAIN IN THE TEENS TO LOWER 20S ACROSS THE AREA. HOWEVER...20-FOOT WINDS HAVE DECREASED TO LESS THAN 15 MPH. ELEVATED FIRE WEATHER CONDITIONS WILL PERSIST THIS EVENING AS RELATIVE HUMIDITIES WILL BE SLOW TO RECOVER. ELEVATED FIRE WEATHER CONDITIONS CAN BE EXPECTED MONDAY THROUGH WEDNESDAY DURING THE AFTERNOON HOURS. RELATIVE HUMIDITIES WILL FALL INTO THE TEENS WITH WINDS OF LESS THAN 15 MPH. TXZ183-184-202>204-217>220-228-110230- /O.CAN.KEWX.FW.W.0009.000000T0000Z-130311T0200Z/ VAL VERDE-EDWARDS-KINNEY-UVALDE-MEDINA-MAVERICK-ZAVALA-FRIO- ATASCOSA-DIMMIT- 819 PM CDT SUN MAR 10 2013 ...RED FLAG WARNING IS CANCELLED FOR STRONG WINDS AND LOW RELATIVE HUMIDITIES ACROSS THE EDWARDS PLATEAU AND RIO GRANDE PLAINS... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS CANCELLED THE RED FLAG WARNING. RELATIVE HUMIDITIES REMAIN IN THE TEENS TO LOWER 20S ACROSS THE AREA. HOWEVER...WINDS HAVE DECREASED TO LESS THAN 15 MPH. ELEVATED FIRE WEATHER CONDITIONS WILL PERSIST THIS EVENING AS RELATIVE HUMIDITIES WILL BE SLOW TO RECOVER. ELEVATED FIRE WEATHER CONDITIONS CAN BE EXPECTED MONDAY THROUGH WEDNESDAY DURING THE AFTERNOON HOURS. RELATIVE HUMIDITIES WILL FALL INTO THE TEENS WITH WINDS OF LESS THAN 15 MPH. $$ FOR INFORMATION ON BURN BANS PLEASE VISIT THE TEXAS INTERAGENCY COORDINATION CENTER WEBSITE AT: TICC.TAMU.EDU
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 9, 6:57 PM CST | Special Weather Statement | EWX | Gillespie | 48 min |
| Mar 9, 7:07 PM CST | Severe Thunderstorm Warning | EWX | Gillespie, Kerr | 38 min |
| Mar 9, 8:04 PM CST | Special Weather Statement | EWX | Blanco | 41 min |
| Mar 9, 9:02 PM CST | Severe Thunderstorm Warning | EWX | Gillespie | 43 min |
| Mar 9, 9:03 PM CST | Special Weather Statement | EWX | Edwards | 27 min |
| Mar 9, 9:10 PM CST | Severe Thunderstorm Warning | EWX | Edwards, Kerr | 50 min |
| Mar 9, 9:34 PM CST | Special Weather Statement | EWX | Edwards | 41 min |
| Mar 9, 9:36 PM CST | Severe Thunderstorm Warning | EWX | Edwards, Real | 54 min |
| Mar 9, 9:44 PM CST | Special Weather Statement | EWX | Kinney | 31 min |
| Mar 9, 9:56 PM CST | Severe Thunderstorm Warning | EWX | Edwards, Kerr, Real | 49 min |
| Mar 9, 10:03 PM CST | Special Weather Statement | EWX | Burnet, Gillespie, Llano | 42 min |
| Mar 9, 10:05 PM CST | Severe Thunderstorm Warning | EWX | Kinney, Uvalde | 40 min |
| Mar 9, 10:34 PM CST | Severe Thunderstorm Warning | EWX | Kinney, Uvalde, Zavala | 41 min |
| Mar 9, 10:42 PM CST | Special Weather Statement | EWX | Bandera | 48 min |
| Mar 9, 10:52 PM CST | Special Weather Statement | EWX | Bandera, Blanco, Burnet, Gillespie, Kendall, Williamson | 38 min |
| Mar 9, 11:30 PM CST | Special Weather Statement | EWX | Kinney | 45 min |
| Mar 9, 11:40 PM CST | Severe Thunderstorm Warning | EWX | Kinney, Uvalde | 50 min |
| Mar 9, 11:42 PM CST | Severe Thunderstorm Warning | EWX | Medina, Uvalde | 48 min |
| Mar 9, 11:46 PM CST | Special Weather Statement | EWX | Bandera | 44 min |
| Mar 9, 11:59 PM CST | Severe Thunderstorm Warning | EWX | Bandera, Medina | 46 min |
| Mar 10, 12:25 AM CST | Special Weather Statement | EWX | Bandera | 50 min |
| Mar 10, 12:31 AM CST | Severe Thunderstorm Warning | EWX | Bexar | 44 min |
| Mar 10, 1:01 AM CST | Special Weather Statement | EWX | Comal | 29 min |
| Mar 10, 1:14 AM CST | Severe Thunderstorm Warning | EWX | Bexar, Caldwell, Comal, Guadalupe, Hays | 46 min |
| Mar 10, 1:48 AM CST | Severe Thunderstorm Warning | EWX | Caldwell, Gonzales, Guadalupe | 27 min |
| Mar 10, 4:43 AM CDT | Special Weather Statement | EWX | Lee | 47 min |
Nearby
Red Flag Warnings in Texas, 2013Every red flag warning in 2013
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.