Flash Flood, Llano
- When
- February 20, 10:00 AM CST to 2:00 PM CST
- Where
- Llano County, Countywide
- Property damage
- $50,000
- Crop damage
- $20,000
- Coordinates
- 30.706, -98.684 (the zone’s center; the record gives no point)
Flash Flood in Texas, February 20, 1997
Rainfall of up to 8 inches upstream along the Llano River early in the morning of February 20th produced severe flash flooding along the river across Llano County. The greatest amount of damage was due to the flooding of the Llano River itself, as noted below.
Where it happened
Every event with a place to put it; 1 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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $50,000
- Crop damage
- $20,000
- Events
- 1
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 happened
The episode as NWS EWX wrote it up.
Rainfall of up to 8 inches upstream along the Llano River early in the morning of February 20th produced severe flash flooding along the river across Llano County. The greatest amount of damage was due to the flooding of the Llano River itself, as noted below.
The radar
The Ft Hood radar (KGRK), 124 km away, was scanning. The volume nearest the first event began at 15:59 UTC.
Event by event
1 flash flood. Local standard time, as filed.
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
- Flood in Texas, February 20 to 21, 1997
- Tornado in Arkansas, February 20, 1997
- Flooding in Illinois, February 20 to 22, 1997
- Tornado in Texas, February 20, 1997
- Damaging Wind in Oklahoma, February 20, 1997
- Flash Flood in Texas, February 20, 1997
- Flash Flooding in Illinois, February 20 to 24, 1997
- Flash Flood in Texas, February 20, 1997
- Damaging Wind in Arkansas, February 20, 1997
- Damaging Wind in Arkansas, February 20, 1997
- Damaging Wind in Arkansas, February 20, 1997
- Damaging Wind in Texas, February 20, 1997
More
Every storm in Texas in 1997Every state in 1997This day in weather historyWarnings in Texas, February 1997
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: 5587881.