Alert archive / Texas / Flash Flood Warnings in 2003

Flash Flood Warning 29, NWS Austin/San Antonio, TX

June 10, 2003Real County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jun 10, 2003, 3:22 AM CDT for Real County, 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 outline as issued.

The facts

Issued: Jun 10, 2003, 3:22 AM CDT (08:22 UTC)
Expired: Jun 10, 2003, 6:30 AM CDT
In force: 3 hr
Issued by: NWS Austin/San Antonio, TX
Area: Counties, with a storm outline in the text

County Real County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 8.4 hours before the alert went out and 105 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2129 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 2096 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: -10 m²/s²
0-3 km storm-relative helicity: 32 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 100824
FFWSAT
TXC385-101130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
322 AM CDT TUE JUN 10 2003

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  REAL

* UNTIL 630 AM CDT

* AT 322 AM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN
  FROM CAMP WOOD AND RIO FRIO TO 15 MILES NORTH OF LEAKEY...MOVING 
  EAST AT 5 MPH.  RAINFALL RATES OF 2 TO 3 INCHES PER HOUR WERE NOTED
  AND WILL PERSIST FOR THE NEXT COUPLE OF HOURS.  

PERSONS ALONG THE UPPER REACHES OF THE FRIO RIVER SHOULD BE 
ESPECIALLY CAUTIOUS.  CAMPERS SHOULD BE PREPARED TO MOVE TO HIGHER 
GROUND IMMEDIATELY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.

LAT...LON 2965 10002 2966 9966 3006 9973 3005 9996

$$

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 10, 12:03 AM CDT	Severe Thunderstorm Warning	EWX	Val Verde	57 min
Jun 10, 12:56 AM CDT	Severe Thunderstorm Warning	EWX	Kinney	64 min
Jun 10, 4:24 AM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Zavala	66 min
Jun 10, 4:33 AM CDT	Flash Flood Warning	EWX	Bandera	3 hr
Jun 10, 5:42 AM CDT	Severe Thunderstorm Warning	EWX	Dimmit	48 min
Jun 10, 6:42 AM CDT	Flash Flood Warning	EWX	Real	2 hr
Jun 10, 7:23 AM CDT	Flash Flood Warning	EWX	Bandera	3 hr
Jun 10, 8:44 AM CDT	Flash Flood Warning	EWX	Real	61 min

Nearby

Flash Flood Warnings in Texas, 2003 Every flash flood warning in 2003

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.