Flash Flooding in Texas, June 13, 2003

Name: Flash Flooding in Texas, June 13, 2003
Start: 2003-06-13T18:00
End: 2003-06-13T21:00
Location: Texas

June 13, 2003 · NWS EWX · 7 events in 7 counties and zones

7 flash flood, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 7 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: $40,000
Crop damage: None recorded
Events: 7

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Austin/San Antonio, TX wrote its last area forecast discussion before the first event at Jun 13, 1:55 PM CST, 4 hours 5 minutes earlier.

Area forecast discussion, Jun 13, 1:55 PM CST, 4 hours 5 minutes before

SOUTH CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
255 PM CDT FRI JUN 13 2003

...FLASH FLOOD WATCH AND SEVERE THUNDERSTORM WATCH OUT SOON...

POTENT SHORTWAVE TROUGH OVER NORTHERN MEXICO APPROACHING RAPIDLY AND
IS THE MAIN INGREDIENT FOR INCREASED POPS TONIGHT...WHICH WILL
INCREASE FROM SOUTH TO NORTH WITH 100 PERCENT POPS FOR THE AUSTIN
METRO AND COUNTIES NORTH. MORE CONVECTION CURRENTLY FIRING OVER
WESTERN VAL VERDE AND ALONG THE SIERRA MADRES WILL MOVE EAST WITH
TIME AND BRING HEAVY RAIN TO AREAS THAT ALREADY RECEIVED HEAVY RAIN
THIS MORNING. WITH PWS 120-150 PERCENT OF NORMAL...WILL GO AHEAD AND
PULL THE TRIGGER ON A FLASH FLOOD WATCH FOR OUR NORTHERN COUNTIES.
WILL HAVE FFA OUT SHORTLY.

SEVERE THREAT THIS AFTERNOON AND EVENING ON THE INCREASE AS
WELL...WILL BE HANDLED BY A WATCH DUE OUT SHORTLY...MAINLY FOR THE
NORTHERN HALF OF SOUTH CENTRAL TEXAS. CLUSTER MOVING EAST ACROSS THE
HILL COUNTRY WILL BE MOVING INTO A VERY UNSTABLE AIRMASS WITH CAPES
OF 3500-5000 AND STRONG LOW LEVEL INFLOW. WILL MAKE A MESS DURING
RUSH-HOUR TRAFFIC.

NO SIGNIFICANT CHANGES TO THE PREVIOUS FORECAST FOR MONDAY THRU
WEDNESDAY...WITH A TREND TOWARD CLIMO THEREAFTER.

11/03

PRELIMINARY NUMBERS...
AUS 094/075 092/070 090 36433
DRT 096/074 096/075 094 26233
SAT 094/076 094/074 092 25433

.EWX...NONE.

Hazardous weather outlook, Jun 13, 5:00 AM CST, 13 hours before

TXZ171>173-183>194-202>209-217>225-228-141200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
600 AM CDT FRI JUN 13 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...TODAY
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON
MAINLY OVER WESTERN PORTIONS OF SOUTH CENTRAL TEXAS...MAINLY VAL
VERDE...EDWARDS AND KINNEY COUNTIES.  SEVERE THUNDERSTORMS ARE
EXPECTED TO DEVELOP BY LATE AFTERNOON ALONG A DRY LINE OVER
WEST TEXAS AND SPREAD RAPIDLY EASTWARD.  A MODERATE RISK OF
SEVERE STORMS EXISTS THIS EVENING THROUGHOUT ALL OF SOUTH CENTRAL
TEXAS AS A VIGOROUS UPPER AIR DISTURBANCE MOVES ACROSS THE AREA.
THIS INCLUDES THE AUSTIN AND SAN ANTONIO METRO AREAS. LARGE HAIL AND
DAMAGING WINDS MAY OCCUR ALONG WITH A FEW TORNADOES LATE THIS
AFTERNOON AND TONIGHT.

.DAYS TWO THROUGH SEVEN...
ISOLATED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE SATURDAY
THROUGH WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL LIKELY BE NEEDED LATE THIS AFTERNOON AND
EVENING FOR MUCH OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY.

In the hours before

Local storm report, Jun 13, 4:49 PM CST, 1 hour 11 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
549 PM CDT FRI JUN 13 2003

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0503 PM    DEL RIO                   TX   FLASH FLOODS
06/13/03   VAL VERDE                      LOW WATER CROSSINGS
                                          CLOSED
                                          REPORTED BY LAW
                                          ENFORCEMENT

0520 PM    BARTLETT                  TX   65 MPH TSTM WIND GUST
06/13/03   WILLIAMSON                     TREES DOWN
                                          REPORTED BY LAW
                                          ENFORCEMENT

0525 PM    MOPAC                     TX   WIND DAMAGE
06/13/03   TRAVIS                         PHONE POLES DOWN
                                          REPORTED
                                          BY SPOTTERS

0559 PM    AUSTIN AIRPORT            TX   .75 INCH HAIL
06/13/03   TRAVIS                         REPORTED BY
                                          ASOS

VL/DC

Local storm report, Jun 13, 5:56 PM CST, 4 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
656 PM CDT FRI JUN 13 2003

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0640 PM    CRYSTAL CITY              TX   WIND DAMAGE
06/13/03   ZAVALA                         WIRES, POLES AND TREES
                                          DOWN
                                          REPORTED BY LAW
                                          ENFORCEMENT

DC

The radar

The Austin/San Antonio radar (KEWX), 112 km away, was scanning. The volume nearest the first event began at 00:03 UTC.

Open the radar archive at this moment

Event by event

7 flash flood. Local standard time, as filed.

Flash Flood, Gillespie

When: June 13, 6:00 PM CST to 7:30 PM CST
Where: Gillespie County, Southwest Portion
Property damage: $5,000
Reported by: LAW ENFORCEMENT
Coordinates: 30.318, -98.946 (the zone’s center; the record gives no point)

A line of showers and thunderstorms formed along a late-season cold front and moved into the Texas Hill Country in the late afternoon. The storms produced rainfall amounts averaging between 1 and 2 inches over the southern part of Gillespie County, with isolated totals of up to 3 inches in the southwest part of the county. Brief flash flooding took place in the early evening.

Flash Flood, Kerr

When: June 13, 6:15 PM CST to 8:00 PM CST
Where: Kerr County, East Portion
Property damage: $5,000
Reported by: LAW ENFORCEMENT
Coordinates: 30.062, -99.350 (the zone’s center; the record gives no point)

A line of showers and thunderstorms formed along a late-season cold front and moved into the Texas Hill Country in the late afternoon. The storms produced rainfall amounts over eastern Kerr County that averaged from 1 to 2 inches, with totals between 3 and 4 inches near Center Point. Flash flooding was reported between Center Point and Comfort in the early evening.

Flash Flood, Comal

When: June 13, 6:30 PM CST to 9:00 PM CST
Where: Comal County, North Portion
Property damage: $10,000
Reported by: LAW ENFORCEMENT
Coordinates: 29.808, -98.278 (the zone’s center; the record gives no point)

The line of showers and thunderstorms moved into Comal County in the late afternoon. Rain amounts over the northern half of the county averaged between 1 and 2 inches, with the highest totals west of Canyon Lake. The Comal Sheriff's Department reported numerous roads closed through the early evening.

Flash Flood, Hays

When: June 13, 6:30 PM CST to 8:30 PM CST
Where: Hays County, West Portion
Property damage: $5,000
Reported by: LAW ENFORCEMENT
Coordinates: 30.058, -98.031 (the zone’s center; the record gives no point)

The line of showers and thunderstorms moved into Hays County in the late afternoon. General rain amounts of one-half to 1 inch were reported over the county, with the heaviest amounts in the western part of the county. Highest rain totals were between 3 and 4 inches near Wimberly. Flash flooding was reported along FM32 and FM12 south of Wimberly.

Flash Flood, Blanco

When: June 13, 6:30 PM CST to 8:30 PM CST
Where: Blanco County, South Portion
Property damage: $5,000
Reported by: LAW ENFORCEMENT
Coordinates: 30.266, -98.400 (the zone’s center; the record gives no point)

The line of showers and thunderstorms moved into Blanco County in the late afternoon, producing general rain amounts of 1 to 2 inches over the south part of the county. Highest totals were near the community of Twin Sisters, south of Blanco, where between 3 and 4 inches was reported. Flash flooding was reported on FM473 between Twin Sisters and Kendalia, in Kendall County, through the early evening.

Flash Flood, Kendall

When: June 13, 6:30 PM CST to 8:00 PM CST
Where: Kendall County, North Portion
Property damage: $5,000
Reported by: LAW ENFORCEMENT
Coordinates: 29.945, -98.712 (the zone’s center; the record gives no point)

The line of showers and thunderstorms moved into Kendall County in the late afternoon, with rain amounts averaging between 1 and 2 inches over the northern half of the county. Highest totals were east of Kendalia where between 3 and 4 inches was reported. Flash flooding was reported on FM473 between Kendalia and Twin Sisters, in Blanco County, through the early evening.

Flash Flood, Bexar

When: June 13, 6:45 PM CST to 8:30 PM CST
Where: Bexar County, Northeast Portion
Property damage: $5,000
Reported by: LAW ENFORCEMENT
Coordinates: 29.449, -98.520 (the zone’s center; the record gives no point)

The line of showers and thunderstorms moved into Bexar County in the late afternoon, producing general rainfall of 1 to 2 inches over the northeast part of the county. Heaviest amounts were 3.5 to 4 inch totals in the Schertz area. Flash flooding was reported along Cibolo Creek north and northwest of Schertz.

What these are

Flash Flood: Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Texas in 2003 Every state in 2003 This day in weather history Warnings in Texas, June 2003

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5361207, 5361208, 5360293, 5360294, 5361209, 5361210, 5360295.