Arizona, 1998

Flash Flood and Flood in Arizona, July 19, 1998

July 19, 1998 · NWS TWC · 3 events in 1 county or zone

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

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

Open the live radar over this ground

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 Tucson radar (KEMX), 112 km away, was scanning. The volume nearest the first event began at 01:43 UTC.

Open the radar archive at this moment

Event by event

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

Flood, Pima

When
July 19, 6:15 PM MST to 6:45 PM MST
Where
Pima County, Green Vly
Coordinates
32.097, -111.790 (the zone’s center; the record gives no point)

Street flooding was reported in Green Valley after 1.75 inches of rain fell in about 1 hour.

Thunderstorm Wind, Pima

When
July 19, 6:45 PM MST to 7:00 PM MST
Where
Pima County, Tucson to 12 mi of Davis Monthan Afb
Measured
56 kt (64 mph)
Coordinates
32.120, -110.780

A wind gust of 64 mph was reported at Davis Monthan AFB and a spotter at Rita road and interstate 10 reported 50-60 mph winds and some wind damage.

Flash Flood, Pima

When
July 19, 6:55 PM MST to 8:00 PM MST
Where
Pima County, Vail
Coordinates
32.097, -111.790 (the zone’s center; the record gives no point)

An automata gage near Vail reported a 3 foot rise in water in about 1 hour in the Pantano wash.

What these are

Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
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, July 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: 5661733, 5661734, 5661732.