Utah, 1997

Flash Flooding in Utah, August 9, 1997

August 9, 1997 · NWS SLC · 2 events in 2 counties and zones

Flash flooding was reported in southwest Utah by the Utah Highway Patrol. Early in the afternoon, flooding along the Sevier River closed a portion of US-HWY 89 just north of Hatch.

Where it happened

Every event with a place to put it; 2 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
$30,000
Crop damage
None recorded
Events
2

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.

Flash flooding was reported in southwest Utah by the Utah Highway Patrol. Early in the afternoon, flooding along the Sevier River closed a portion of US-HWY 89 just north of Hatch. Later flooding occurred in the Marysvale area. Several vehicles were trapped trying to drive through mud and debris on US-HWY 89. A spotter in Duck Creek Village received 2.19" of rain on this date.

The radar

The national radar mosaic for the moment the first event began.

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Event by event

2 flash flood. Local standard time, as filed.

Flash Flood, Garfield

When
August 9, 1:10 PM MST to 2:30 PM MST
Where
Garfield County, 1 mi N of Hatch
Property damage
$5,000
Coordinates
37.855, -111.443 (the zone’s center; the record gives no point)

Flash Flood, Piute

When
August 9, 4:00 PM MST to 5:00 PM MST
Where
Piute County, Marysvale
Property damage
$25,000
Coordinates
38.336, -112.127 (the zone’s center; the record gives no point)

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

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: 5623777, 5623778.