Alert archive / Texas / Red Flag Warnings in 2008
Red Flag Warning 13, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this red flag warning at Feb 17, 2008, 12:40 PM CST for 9 counties in Texas. It was in force for 3 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, 2008, 12:40 PM CST (18:40 UTC)
- Expired
- Feb 17, 2008, 3:43 PM CST
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
Counties Atascosa County, TX, Dimmit 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), 54 km from the middle of the area, began a volume at 18:38 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, 6.7 hours before the alert went out and 109 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
- 2855 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 199 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 171840 RFWEWX RED FLAG WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1240 PM CST SUN FEB 17 2008 ......RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... .RED FLAG CONDITIONS WILL CONTINUE ALONG AND SOUTHWEST OF A CAMPBELLTON TO CASTROVILLE TO BRACKETTVILLE TO JUNO LINE THROUGH THIS AFTERNOON. RELATIVE HUMIDITIES IN THE 15 TO 25 PERCENT RANGE AND WEST TO NORTHWEST WINDS OF 15 TO 30 MPH CAN BE EXPECTED. TXZ183-202>204-217>220-228-180000- /O.NEW.KEWX.FW.W.0013.080217T1840Z-080218T0000Z/ VAL VERDE-KINNEY-UVALDE-MEDINA-MAVERICK-ZAVALA-FRIO-ATASCOSA- DIMMIT- 1240 PM CST SUN FEB 17 2008 ...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. RED FLAG CONDITIONS WILL CONTINUE THROUGH THIS AFTERNOON. RELATIVE HUMIDITIES IN THE 15 TO 25 PERCENT RANGE AND WEST TO NORTHWEST WINDS OF 15 TO 30 MPH CAN BE EXPECTED. 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. $$
1 follow-up statement
000 WWUS84 KEWX 172143 RFWEWX RED FLAG WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 343 PM CST SUN FEB 17 2008 ...RED FLAG WARNING IS CANCELLED... .SUSTAINED WINDS HAVE DECREASED BELOW WARNING LEVELS. AN ELEVATED FIRE SPREAD RISK IS STILL POSSIBLE WITH RELATIVE HUMIDITIES IN THE 20 TO 25 PERCENT RANGE AND WINDS IN THE 10 TO 15 MPH RANGE. TXZ183-202>204-217>220-228-172245- /O.CAN.KEWX.FW.W.0013.000000T0000Z-080218T0000Z/ VAL VERDE-KINNEY-UVALDE-MEDINA-MAVERICK-ZAVALA-FRIO-ATASCOSA- DIMMIT- 343 PM CST SUN FEB 17 2008 ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS CANCELLED THE RED FLAG WARNING. SUSTAINED WINDS HAVE DECREASED BELOW WARNING LEVELS. AN ELEVATED FIRE SPREAD RISK IS STILL POSSIBLE WITH RELATIVE HUMIDITIES IN THE 20 TO 25 PERCENT RANGE AND WINDS IN THE 10 TO 15 MPH RANGE. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 16, 6:07 PM CST | Severe Thunderstorm Warning | EWX | Bastrop | 23 min |
| Feb 16, 6:37 PM CST | Severe Thunderstorm Warning | EWX | Caldwell, Gonzales | 23 min |
| Feb 16, 6:50 PM CST | Severe Thunderstorm Warning | EWX | DeWitt | 25 min |
| Feb 16, 7:18 PM CST | Wind Advisory | EWX | Edwards, Kinney, Val Verde | 3 hr |
| Feb 16, 7:21 PM CST | Severe Thunderstorm Warning | EWX | DeWitt | 24 min |
| Feb 17, 12:36 PM CST | Wind Advisory | EWX | Kinney, Maverick, Val Verde | 3 hr |
Nearby
Red Flag Warnings in Texas, 2008Every red flag warning in 2008
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.