Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 259, NWS Austin/San Antonio, TX

June 30, 2007Burnet County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jun 30, 2007, 5:55 PM CDT for Burnet County, Texas. It was in force for 2 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
Jun 30, 2007, 5:55 PM CDT (22:55 UTC)
Expired
Jun 30, 2007, 8:00 PM CDT
In force
2 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Burnet County, TX

The radar

The Ft Hood radar (KGRK), 77 km from the middle of the area, began a volume at 22:55 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

Fort Worth, TX (KFWD), launched 12:00Z, 10.9 hours before the alert went out and 242 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.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 12:00Z on 2007-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 993 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 12:00Z on 2007-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
993 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
799 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KEWX 302257
FFWEWX
TXC053-010100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
555 PM CDT SAT JUN 30 2007

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BURNET COUNTY IN SOUTH CENTRAL TEXAS...
  THIS INCLUDES THE CITIES OF...BURNET...BERTRAM...

* UNTIL 800 PM CDT

* AT 554 PM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT
  RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE FLASH FLOODING FROM
  THUNDERSTORM WITH VERY HEAVY RAINS OVER BURNET COUNTY. VERY HEAVY 
  RAINS WERE NOTED FROM MARBLE FALLS TO BURNET TO 10 MILES NORTH OF
  BURNET. RAINFALL RATES OF 1 TO 2.5 INCHES PER HOUR WERE NOTED. 
  THESE RAINS ARE FALLING ACROSS AREAS WITH SATURATED SOILS. RUNOFF
  WILL BE RAPID AND LEAD TO FLASH FLOODING. 


WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.

LAT...LON 3066 9832 3064 9813 3103 9789 3102 9818

$$
3 follow-up statements
000 
WGUS74 KEWX 302348
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
641 PM CDT SAT JUN 30 2007

TXC053-010100-
BURNET TX-
641 PM CDT SAT JUN 30 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR
BURNET COUNTY...

AT 637 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT A THUNDERSTORM PRODUCING VERY HEAVY RAIN OVER BURNET COUNTY. 
VERY HEAVY RAINS WILL CONTINUE NORTH OF BERTRAM ALONG THE NORTH FORK 
OF THE SAN GABRIEL RIVER AND ALONG FM ROADS 243...963 AND 1174. 
RAINFALL RATES AROUND ONE INCH CAN BE EXPECTED.

THIS THUNDERSTORM WITH EXCESSIVE RAIN WILL OTHERWISE REMAIN OVER
MAINLY RURAL AREAS OF THE INDICATED COUNTY.

WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.

LAT...LON 3066 9832 3064 9813 3103 9789 3102 9818

$$
000 
WGUS74 KEWX 010011
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
709 PM CDT SAT JUN 30 2007

TXC053-010100-
BURNET TX-
709 PM CDT SAT JUN 30 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR
BURNET COUNTY...

AT 707 PM CDT...NATIONAL WEATHER SERVICE RADAR SHOWED THE RAIN 
BETWEEN BRIGGS AND OAKALLA WAS RAPIDLY DISSIPATING. THE THREAT FOR 
ADDITIONAL FLASH FLOODING IS RAPIDLY DECREASING...HOWEVER SOME 
FLOODING CAN STILL BE EXPECTED FROM NORTH OF MARBLE FALLS TO BURNET 
TO BRIGGS FROM EARLIER VERY HEAVY RAINS.

WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU 
SAVE MAY BE YOUR OWN.

LAT...LON 3066 9832 3064 9813 3103 9789 3102 9818

$$
000 
WGUS74 KEWX 010056
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
755 PM CDT SAT JUN 30 2007

TXC053-010105-
BURNET TX-
755 PM CDT SAT JUN 30 2007

...THE FLASH FLOOD WARNING WILL EXPIRE AT 800 PM CDT FOR BURNET
COUNTY...

THE THUNDERSTORMS HAVE DISSIPATED ACROSS BURNET COUNTY. THE THREAT 
FOR ADDITIONAL FLASH FLOODING HAS ENDED. AS A RESULT...THE FLASH 
FLOOD WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER...THERE MAY STILL 
BE SOME PONDING OF WATER FOR THE NEXT HOUR OR SO. 

LAT...LON 3066 9832 3064 9813 3103 9789 3102 9818

$$

Nearby

Flash Flood Warnings in Texas, 2007Every flash flood 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.