Tornado, Mayaguez
- When
- July 20, 2:15 PM AST to 2:30 PM AST
- Where
- Mayaguez County, Cabo Rojo
- Rating
- F0
- Path length
- 0.5 mi
- Path width
- 20 yd
- Reported by
- EMERGENCY MANAGER
Tornado in Puerto Rico, July 20, 1999
Civil Defense indicated that a tornado was sighted seven miles southwest of Cresta Blanca sector near road 301.
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- 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 SJU wrote it up.
Civil Defense indicated that a tornado was sighted seven miles southwest of Cresta Blanca sector near road 301.
Event by event
1 tornado. Local standard time, as filed.
What these are
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Ohio, July 20 to 31, 1999
- Heat in Illinois, July 20 to 26, 1999
- Heat in Georgia, July 20 to 31, 1999
- Heat in North Carolina, July 20 to 31, 1999
- Drought in Iowa, July 20 to 30, 1999
- Heat in Kentucky, July 20 to 31, 1999
- Heat in South Carolina, July 20 to 31, 1999
- Flash Flooding in Iowa, July 20, 1999
- Flooding and Hail in Wisconsin, July 20, 1999
- Tornadoes and Hail in Iowa, July 20, 1999
- Flash Flooding and Damaging Wind in Iowa, July 20 to 21, 1999
- Flash Flooding in Minnesota, July 20, 1999
More
Every storm in Puerto Rico in 1999Every state in 1999This day in weather historyThe tornado archive for Puerto Rico, 1999Warnings in Puerto Rico, 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 2026-09-30. Each event’s entry at NCEI: 5709918.