Arizona, 1998

Flash Flood and Damaging Winds in Arizona, September 9, 1998

September 9, 1998 · NWS PSR · 4 events in 2 counties and zones

3 thunderstorm wind, 1 flash flood, as filed by the National Weather Service.

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

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.

The radar

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

Open the radar archive at this moment

Event by event

3 thunderstorm wind, 1 flash flood. Local standard time, as filed.

Thunderstorm Wind, La Paz

When
September 9, 12:20 PM MST to 12:30 PM MST
Where
La Paz County, Bouse
Measured
50 kt (58 mph)
Reported by
TRAINED SPOTTER
Coordinates
33.930, -114.000

Trees blown down, large Palo Verde limbs damaged, and picnic table blown into a trailer. Heavy rains also resulted in washes running resulting in a closure of part of Highway 72 near Bouse.

Thunderstorm Wind, Maricopa

When
September 9, 3:21 PM MST
Where
Maricopa County, 13 mi W of Wintersburg
Measured
53 kt (61 mph)
Reported by
TRAINED SPOTTER
Coordinates
33.420, -113.100

Roof damaged by winds measured at 60 mph at the Palo Verde Nuclear Generating Station.

Flash Flood, La Paz

When
September 9, 5:15 PM MST to 10:00 PM MST
Where
La Paz County, Ehrenburg
Reported by
LAW ENFORCEMENT
Coordinates
33.729, -113.981 (the zone’s center; the record gives no point)

Very intense rainfall with estimated rates of 1 to 2 inches per hour fell over this area. Numerous small washes were flowing with debris carried along in the deeper washes. Highway 95 south of Parker was flooded at mile post 114.

Thunderstorm Wind, La Paz

When
September 9, 5:15 PM MST
Where
La Paz County, Ehrenburg
Measured
53 kt (61 mph)
Reported by
TRAINED SPOTTER
Coordinates
33.600, -114.530

Estimated 60 mph wind. Store signs blown down.

What these are

Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
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 Arizona in 1998Every state in 1998This day in weather historyWarnings in Arizona, 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: 5671847, 5671849, 5671848, 5671850.