Flash Flood, Washington
- When
- August 10, 7:00 AM MST to 1:00 PM MST
- Where
- Washington County, East Portion
- Property damage
- $100,000
- Coordinates
- 37.280, -113.505 (the zone’s center; the record gives no point)
Flash Flood in Utah, August 10, 1997
Several flash floods occurred in the county causing road closures and damage. Extensive flooding caused the closure of SR-9 from Zion National Park to Mount Carmel Junction.
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
- $100,000
- Crop damage
- None recorded
- 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 SLC wrote it up.
Several flash floods occurred in the county causing road closures and damage. Extensive flooding caused the closure of SR-9 from Zion National Park to Mount Carmel Junction. This roadway eroded in several spots. Basement flooding occurred in the communities of Little Valley and Bloomington Hills. The Virgin River rose about 8 feet in the Springdale and Rockville areas. A river gage on the Virgin in Hurricane went from 82 to 4451 CFS from 1030 MST to 1315 MST. 10 horses had to be rescued from the flood waters at the Lagracias Stables in Rockville. Kanab received 1.65" of rain and Zion National Park had 1.25" on this morning.
The radar
The national radar mosaic for the moment the first event began.
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
- Flash Flooding and Hail in Nevada, August 10, 1997
- Damaging Winds in Texas, August 10, 1997
- Flash Flooding and Damaging Winds in Oklahoma, August 10 to 11, 1997
- Lightning Strike in Colorado, August 10, 1997
- Hail in Texas, August 10, 1997
- Damaging Winds in Utah, August 10, 1997
- Flash Flood and Hail in Idaho, August 10, 1997
- High Wind in Alaska, August 10 to 11, 1997
- Flood and Heavy Rain in Idaho, August 10, 1997
- Damaging Winds in Texas, August 10, 1997
- Waterspout in Florida, August 10, 1997
- Flash Flood in Idaho, August 10, 1997
More
Every storm in Utah in 1997Every state in 1997This day in weather historyWarnings in Utah, August 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: 5623779.