Thunderstorm Wind, Pima
- When
- July 10, 2:00 PM MST to 2:45 PM MST
- Where
- Pima County, Tucson
- Measured
- 56 kt (64 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 32.230, -110.930
Flash Flood and Damaging Winds in Arizona, July 10, 1999
Wind damage in the Tucson area downed numerous power lines. Some street flooding reported in Tucson as well as Oro Valley.
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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $100,000
- 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.
What happened
The episode as NWS TWC wrote it up.
Wind damage in the Tucson area downed numerous power lines. Some street flooding reported in Tucson as well as Oro Valley. Storm damage is unknown except for house fire caused by lightning strike.
The radar
The Tucson radar (KEMX), 47 km away, was scanning. The volume nearest the first event began at 21:00 UTC.
Event by event
2 thunderstorm wind, 1 lightning, 1 flash flood. Local standard time, as filed.
Thunderstorm Wind, Pima
- When
- July 10, 2:10 PM MST to 2:46 PM MST
- Where
- Pima County, Davis Monthan Afb
- Measured
- 53 kt (61 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 32.170, -110.880
Lightning, Pima
- When
- July 10, 2:11 PM MST
- Where
- Pima County, Tucson
- Property damage
- $100,000
- Reported by
- NEWSPAPER
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
Flash Flood, Pima
- When
- July 10, 3:10 PM MST to 3:45 PM MST
- Where
- Pima County, Oro Vly
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 32.097, -111.790 (the zone’s center; the record gives no point)
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.
- Lightning
- A lightning strike that killed, injured or caused damage.
- 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
- Heat in Texas, July 10, 1999
- Flood in California, July 10, 1999
- Hail and Damaging Winds in Georgia, July 10, 1999
- Flash Flood in Oklahoma, July 10, 1999
- Flash Flooding in Texas, July 10, 1999
- Flash Flooding in Texas, July 10, 1999
- Flash Flooding in Texas, July 10, 1999
- Damaging Wind in New Jersey, July 10, 1999
- Cold in Oklahoma, July 10, 1999
- Flood in Iowa, July 10, 1999
- Flash Flood in Texas, July 10, 1999
- Flash Flood in New Mexico, July 10, 1999
More
Every storm in Arizona in 1999Every state in 1999This day in weather historyWarnings in Arizona, July 1999
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 2026-10-01. Each event’s entry at NCEI: 5715516, 5715518, 5715517, 5715519.