Arizona, 1998

Flood and Hail in Arizona, August 30, 1998

August 30, 1998 · NWS FGZ · 3 events in 1 county or zone

2 hail, 1 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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
3

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 Flagstaff radar (KFSX), 116 km away, was scanning. The volume nearest the first event began at 23:45 UTC.

Open the radar archive at this moment

Event by event

2 hail, 1 flood. Local standard time, as filed.

Hail, Yavapai

When
August 30, 4:45 PM MST
Where
Yavapai County, Chino Vly
Measured
0.75 in hail
Reported by
LAW ENFORCEMENT
Coordinates
34.730, -112.450

Hail, Yavapai

When
August 30, 5:03 PM MST
Where
Yavapai County, Chino Vly
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
34.730, -112.450

Flood, Yavapai

When
August 30, 5:15 PM MST to 6:30 PM MST
Where
Yavapai County, Chino Vly
Reported by
TRAINED SPOTTER
Coordinates
34.600, -112.554 (the zone’s center; the record gives no point)

An isolated thunderstorm dropped hail that ranged in diameter from 0.75 to 1.00 inch in diameter. The thunderstorm also produced rainfall sufficient to cause widespread street flooding and minor flooding of a few homes in Chino Valley.

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

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, August 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: 5664534, 5664535, 5664536.