Texas, 1998

Tornado and Flash Flooding in Texas, September 11, 1998

September 11, 1998 · NWS HGX · 5 events in 4 counties and zones

4 flash flood, 1 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 4 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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
5

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.

The radar

The Houston radar (KHGX), 48 km away, was scanning. The volume nearest the first event began at 09:29 UTC.

Open the radar archive at this moment

Event by event

4 flash flood, 1 tornado. Local standard time, as filed.

Flash Flood, Brazoria

When
September 11, 1:05 AM CST to 5:00 AM CST
Where
Brazoria County, South Portion
Reported by
LAW ENFORCEMENT
Coordinates
29.168, -95.434 (the zone’s center; the record gives no point)

Flooding from T.S. Frances. Damage included in previous report.

Flash Flood, Fort Bend

When
September 11, 3:00 AM CST to 5:00 AM CST
Where
Fort Bend County, Katy
Reported by
LAW ENFORCEMENT
Coordinates
29.528, -95.771 (the zone’s center; the record gives no point)

Flooding from T.S. Frances. Damage included in previous report.

Flash Flood, Harris

When
September 11, 3:00 AM CST to 1:55 PM CST
Where
Harris County, Countywide
Reported by
EMERGENCY MANAGER
Coordinates
29.857, -95.392 (the zone’s center; the record gives no point)

Flooding from T.S. Frances. Damage included in previous report.

Tornado, Harris

When
September 11, 3:32 AM CST to 3:34 AM CST
Where
Harris County, La Porte
Rating
F1
Path length
0.2 mi
Path width
50 yd
Reported by
BROADCAST MEDIA
Coordinates
29.670, -95.020

Tornado touchdown caused moderate damage to homes and apartments. Damage included in T.S. Frances summary.

Flash Flood, Jackson

When
September 11, 3:45 AM CST
Where
Jackson County, South Portion
Reported by
LAW ENFORCEMENT
Coordinates
28.954, -96.578 (the zone’s center; the record gives no point)

Flooding from T.S. Frances. Damage included in previous report.

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.
Tornado
A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

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

The same day elsewhere

More

Every storm in Texas in 1998Every state in 1998This day in weather historyThe tornado archive for Texas, 1998Warnings in Texas, September 1998

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: 5671715, 5671716, 5671717, 5671718, 5671777.