Thunderstorm Wind, Knox
- When
- May 7, 3:00 PM EST
- Where
- Knox County, Countywide
- Property damage
- $20,000
- Crop damage
- $15,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 35.980, -83.980
Damaging Wind in Tennessee, May 7, 1999
Numerous trees and power lines down throughout county. At least 9000 homes were without power for a time.
Where it happened
Every event with a place to put it. 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
- $20,000
- Crop damage
- $15,000
- Events
- 1
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 MRX wrote it up.
Numerous trees and power lines down throughout county. At least 9000 homes were without power for a time.
The radar
The Knoxville radar (KMRX), 56 km away, was scanning. The volume nearest the first event began at 20:07 UTC.
Event by event
1 thunderstorm wind. Local standard time, as filed.
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.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Tornadoes and Hail in Georgia, May 7, 1999
- Flash Flood and Hail in Maryland, May 7, 1999
- Hail and Damaging Wind in Virginia, May 7, 1999
- Damaging Wind in North Carolina, May 7, 1999
- Hail and Damaging Winds in North Carolina, May 7, 1999
- Hail in Florida, May 7, 1999
- Damaging Wind in Tennessee, May 7, 1999
- Lightning Strike in Florida, May 7, 1999
- Hail and Damaging Winds in North Carolina, May 7, 1999
- Damaging Wind in Virginia, May 7, 1999
- Hail in North Carolina, May 7, 1999
- Hail and Damaging Wind in South Carolina, May 7, 1999
More
Every storm in Tennessee in 1999Every state in 1999This day in weather historyWarnings in Tennessee, May 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 2026-09-24. Each event’s entry at NCEI: 5694502.