Name: Flash Flooding and Hail in Texas, May 29, 2006
Start: 2006-05-29T14:00
End: 2006-05-29T18:30
Location: Texas

Where it happened

Every event with a place to put it; 3 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: None recorded
Crop damage: None recorded
Events: 4

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 May 29, 11:28 AM CST, 2 hours 32 minutes earlier.

Area forecast discussion, May 29, 11:28 AM CST, 2 hours 32 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1228 PM CDT MON MAY 29 2006

.AVIATION...
SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE OCCURRING OVER
EAST TEXAS. A NEARLY STATIONARY UPPER LEVEL TROF COMBINED WITH
DAYTIME HEATING WERE THE MAIN FACTORS IN THE CONVECTIVE
DEVELOPMENT. SOUTH CENTRAL TEXAS IS ON THE WESTERN EDGE OF THIS
CONVECTIVE ACTIVITY. OUTFLOW BOUNDARIES AND THE SEA-BREEZE
BOUNDARY WILL BE THE FOCUS FOR CONVECTIVE DEVELOPMENT/REGENERATION
THIS AFTERNOON. STORMS MAY IMPACT KAUS AND KSAT LATER THIS
AFTERNOON SO HAVE INCLUDED A TEMPO GROUP. ISOLATED THUNDERSTORMS
WILL ALSO DEVELOP LATE THIS AFTERNOON ALONG THE WEST TEXAS DRY
LINE AND ALONG THE EASTERN SLOPES OF THE SIERRA MADRE. 12Z DRT
SOUNDING SUGGEST STEERING WINDS WILL NOT BE FAVORABLE FOR TSTMS TO
CROSS THE RIO GRANDE RIVER...THUS NO MENTION OF PCPN FOR THE KDRT
TAF. OTHERWISE MVFR CIGS WILL DEVELOP AT KAUS AND KSAT AROUND 06Z
AND SPREAD EASTWARD TO KDRT BY 10Z. BRIEF IFR CIGS WILL BE
POSSIBLE AT KSAT AND KAUS AROUND SUNRISE TUESDAY. CIGS WILL LIFT
TO VFR BY 18Z TUESDAY.

&&

.PREV DISCUSSION... (ISSUED 1038 AM CDT MON MAY 29 2006)

UPDATE...LOWERED TEMPERATURES (IN SOME LOCATIONS) A LITTLE GIVEN
CURRENT TRENDS AND DEWPOINTS. RAISED PROBABILITIES OVER EXTREME
EASTERN COUNTY WARNING AREA DUE TO CURRENT RADAR TRENDS AND
PROXIMITY TO UPPER LOW (AREA UNDER WESTERN PERIPHERY OF LOW) WITH
POSSIBILITY OF LOCALLY HEAVY RAINS ADDED T0 THE FORECAST THIS
AFTERNOON.

&&

.PRELIMINARY POINT TEMPS/POPS...
AUSTIN CAMP MABRY              74  95  73  94 / 10 20 10 20
AUSTIN BERGSTROM INTL AIRPORT  71  94  71  93 / 10 20 10 20
DEL RIO INTL AIRPORT           76  98  75  95 / 10 10 -  -
SAN ANTONIO INTL AIRPORT       73  94  73  92 / 10 20 10 20

&&

.EWX WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

02/13

The radar

The Austin/San Antonio radar (KEWX), 60 km away, was scanning. The volume nearest the first event began at 19:58 UTC.

Open the radar archive at this moment

Event by event

3 flash flood, 1 hail. Local standard time, as filed.

Hail, Gonzales

When: May 29, 2:00 PM CST to 2:10 PM CST
Where: Gonzales County, 2 mi S of Gonzales
Measured: 0.75 in hail
Reported by: LAW ENFORCEMENT
Coordinates: 29.467, -97.467

Flash Flood, Lavaca

When: May 29, 4:00 PM CST to 5:00 PM CST
Where: Lavaca County, West Portion
Reported by: LAW ENFORCEMENT
Coordinates: 29.384, -96.930 (the zone’s center; the record gives no point)

Thunderstorms in the late afternoon produced a general 1 inch rain over the western portion of Lavaca County, with highest totals of up to 4 inches between Sweet Home and Yoakum. Flash flooding briefly closed several roads through the early evening, including SH111 and FM531.

Flash Flood, Karnes

When: May 29, 4:30 PM CST to 6:30 PM CST
Where: Karnes County, 4 mi W of Gillett
Reported by: LAW ENFORCEMENT
Coordinates: 28.906, -97.859 (the zone’s center; the record gives no point)

Thunderstorms produced 1 to 2 inch rain totals over eastern Wilson County and northern Karnes County. Up to 5 inches fell in the area from Kosciusko and Pandora in Wilson County to Gillette in Karnes County, resulting in flash flooding through the evening. Among the roads closed in Karnes County was SH119 near Gillette.

Flash Flood, Wilson

When: May 29, 5:00 PM CST to 6:00 PM CST
Where: Wilson County, Kosciusko
Reported by: LAW ENFORCEMENT
Coordinates: 29.174, -98.087 (the zone’s center; the record gives no point)

Thunderstorms produced 1 to 2 inch rain totals over eastern Wilson County and northern Karnes County. Up to 5 inches fell in the area from Kosciusko and Pandora in Wilson County to Gillette in Karnes County, resulting in flash flooding through the evening. Among the roads closed in Wilson County were SH123 and FM541 near Kosciusko.

What these are

Hail: Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
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

More

Every storm in Texas in 2006 Every state in 2006 This day in weather history Warnings in Texas, May 2006

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: 5504963, 5504964, 5504965, 5504966.