Alert archive / Texas / Red Flag Warnings in 2007
Red Flag Warning 9, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this red flag warning at Apr 13, 2007, 2:34 PM CDT for 11 counties in Texas. It took effect at Apr 14, 2007, 4:14 AM CDT. It was in force for 15 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
- Apr 13, 2007, 2:34 PM CDT (19:34 UTC)
- In effect from
- Apr 14, 2007, 4:14 AM CDT
- Expired
- Apr 14, 2007, 7:00 PM CDT
- In force
- 15 hr
- Issued by
- NWS Austin/San Antonio, TX
Counties Bandera County, TX, Dimmit County, TX, Edwards County, TX, Frio 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), 38 km from the middle of the area, began a volume at 19:35 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, 7.6 hours before the alert went out and 93 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
- 1809 J/kg
- Mixed-layer CIN
- -133 J/kg
- Mixed-layer LCL
- 681 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 233 m²/s²
- 0-3 km storm-relative helicity
- 249 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS84 KEWX 131934 RFWEWX RED FLAG WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 234 PM CDT FRI APR 13 2007 ...RED FLAG WARNING IN EFFECT FOR SATURDAY AFTERNOON FOR WESTERN PORTIONS OF SOUTH CENTRAL TEXAS... .DRY AND WINDY CONDITIONS ARE EXPECTED ACROSS SOUTH CENTRAL TEXAS ON SATURDAY. MINIMUM RELATIVE HUMIDITIES WILL FALL AT OR BELOW 25 PERCENT SATURDAY AFTERNOON ACROSS THE RIO GRANDE PLAINS AND WESTERN SOUTH CENTRAL TEXAS. WINDS ARE EXPECTED TO BE BETWEEN 10 AND 15 MPH IN THE MORNING AND INCREASING TO 15 TO 20 MPH AND GUSTING TO 25 MPH BY EARLY AFTERNOON. THIS WILL LEAD TO DANGEROUS FIRE WEATHER CONDITIONS ACROSS KINNEY...UVALDE...MAVERICK... ZAVALA AND DIMMIT COUNTIES. TXZ202-203-217-218-228-140345- /O.UPG.KEWX.FW.A.0007.070414T1700Z-070414T2300Z/ /O.NEW.KEWX.FW.W.0009.070414T1700Z-070414T2300Z/ KINNEY-UVALDE-MAVERICK-ZAVALA-DIMMIT- 234 PM CDT FRI APR 13 2007 ...RED FLAG WARNING IN EFFECT FROM 12 PM TO 6 PM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS UPGRADED THE FIRE WEATHER WATCH TO A RED FLAG WARNING...WHICH IS IN EFFECT FROM 12 PM TO 6 PM CDT SATURDAY. 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. $$
1 follow-up statement
000 WWUS84 KEWX 140914 RFWEWX RED FLAG WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 414 AM CDT SAT APR 14 2007 ...RED FLAG WARNING IN EFFECT THIS AFTERNOON FOR WESTERN PORTIONS OF SOUTH CENTRAL TEXAS... .DRY AND WINDY CONDITIONS ARE EXPECTED ACROSS SOUTH CENTRAL TEXAS AND THE HILL COUNTRY TODAY. MINIMUM RELATIVE HUMIDITIES WILL FALL TO OR BELOW 25 PERCENT THIS AFTERNOON ACROSS THE RIO GRANDE PLAINS AND WESTERN SOUTH CENTRAL TEXAS. WINDS ARE EXPECTED TO BE BETWEEN 10 AND 15 MPH IN THE MORNING AND INCREASING TO 20 TO 30 MPH AND GUSTING TO 35 MPH BY EARLY AFTERNOON. THIS WILL LEAD TO DANGEROUS FIRE WEATHER CONDITIONS ACROSS KINNEY...UVALDE...MAVERICK... ZAVALA...DIMMIT...VAL VERDE...EDWARDS...REAL...BANDERA...MEDINA AND FRIO COUNTIES. TXZ183>185-187-204-219-150000- /O.EXB.KEWX.FW.W.0009.070414T1700Z-070415T0000Z/ VAL VERDE-EDWARDS-REAL-BANDERA-MEDINA-FRIO- 414 AM CDT SAT APR 14 2007 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS EVENING. A RED FLAG WARNING MEANS WEATHER CONDITIONS WILL PROMOTE FIRES THAT ARE DIFFICULT TO CONTROL ACROSS THE WARNED AREA. A RED FLAG WARNING IS COMPLETELY SEPARATE FROM A LOCAL BURN BAN WHICH IS ISSUED BY LOCAL OFFICIALS. $$ TXZ202-203-217-218-228-150000- /O.EXT.KEWX.FW.W.0009.070414T1700Z-070415T0000Z/ KINNEY-UVALDE-MAVERICK-ZAVALA-DIMMIT- 414 AM CDT SAT APR 14 2007 ...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 7 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 7 PM CDT THIS 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. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 13, 6:05 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 55 min |
| Apr 13, 6:21 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 54 min |
| Apr 13, 6:49 PM CDT | Tornado Warning | EWX | Bandera, Kerr, Real | 26 min |
| Apr 13, 6:52 PM CDT | Severe Thunderstorm Warning | EWX | Burnet, Llano | 53 min |
| Apr 13, 6:58 PM CDT | Severe Thunderstorm Warning | EWX | Kinney | 32 min |
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.