Thunderstorm Wind, Pima
- When
- September 5, 3:30 PM MST to 3:50 PM MST
- Where
- Pima County, Tucson to Oro Vly
- Measured
- 56 kt (64 mph)
- Property damage
- $2,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 32.230, -110.930
Flood and Damaging Winds in Arizona, September 5, 1998
Severe thunderstorms rolling northward through eastern Pima County and southeast Pinal County packed winds estimated up to 65 mph that knocked down some light poles at County Club and Grant roads in Tucson and blew down some trees in Oro Valley.
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
- $3,000
- 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.
What happened
The episode as NWS TWC wrote it up.
Severe thunderstorms rolling northward through eastern Pima County and southeast Pinal County packed winds estimated up to 65 mph that knocked down some light poles at County Club and Grant roads in Tucson and blew down some trees in Oro Valley.
The radar
The Tucson radar (KEMX), 47 km away, was scanning. The volume nearest the first event began at 22:28 UTC.
Event by event
2 thunderstorm wind, 1 flood. Local standard time, as filed.
Flood, Pima
- When
- September 5, 3:35 PM MST to 4:15 PM MST
- Where
- Pima County, Tucson
- Reported by
- TRAINED SPOTTER
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
Thunderstorm Wind, Pinal
- When
- September 5, 4:00 PM MST to 4:15 PM MST
- Where
- Pinal County, Oracle
- Measured
- 56 kt (64 mph)
- Property damage
- $1,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 32.620, -110.770
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.
- 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
- Flash Flood in Utah, September 5, 1998
- Flooding in Utah, September 5, 1998
- Lightning Strike in Florida, September 5, 1998
- Flash Flood and Damaging Wind in Arizona, September 5, 1998
- Tornado in Florida, September 5, 1998
- Funnel Cloud in Florida, September 5, 1998
- Flood in Puerto Rico, September 5, 1998
- Waterspout in Florida, September 5, 1998
- Flood in Arizona, September 5, 1998
- Damaging Wind in Florida, September 5, 1998
- Heat in Alabama, September 5, 1998
- Tornado in Nevada, September 5, 1998
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: 5666965, 5666967, 5666966.