| Type: | Tornado Outbreak |
| Active: | Unknown |
| Duration of tornado outbreak1: | May 13, 2021 |
| Maximum rated tornado2: | EF5 tornado |
| Highest winds | TBD |
| Tornadoes confirmed: | 1690 confirmed |
| Damage: | TBD (2021 USD) |
| Injuries: | TBD |
| Fatalities: | TBD |
| Areas affected: | Unknown |
|
1Time from first tornado to last tornado | |
The 2021 Ultimate Tornado Outbreak was the largest, costliest, and deadliest tornado outbreak across the U.S. and possibly around the whole world. The outbreak took place in the whole Midwest, South, and in the Northeast.
Meteorological synopsis[]
TBA
Notable tornadoes[]
See also: List of tornadoes in the 2021 Ultimate Outbreak
Confirmed tornadoes by Enhanced Fujita rating
| EFU | EF0 | EF1 | EF2 | EF3 | EF4 | EF5 | Total | |
|---|---|---|---|---|---|---|---|---|
| 0 | 625 | 556 | 264 | 146 | 86 | 13 | 1690 | |
Olympia–Tacoma tornado[]
| EF4 tornado | |||
|---|---|---|---|
| |||
| Duration | Unknown – Unknown | ||
| Intensity | 285 km/h (180 mph) (1-min) | ||
Salem–Portland tornado[]
| EF4 tornado | |||
|---|---|---|---|
| |||
| Duration | Unknown – Unknown | ||
| Intensity | 305 km/h (190 mph) (1-min) | ||
Willows–Chico tornado[]
| EF4 tornado | |||
|---|---|---|---|
| |||
| Duration | Unknown – Unknown | ||
| Intensity | 295 km/h (185 mph) (1-min) | ||
Bakersfield tornado[]
| EF4 tornado | |||
|---|---|---|---|
| |||
| Duration | Unknown – Unknown | ||
| Intensity | 325 km/h (200 mph) (1-min) | ||
Phoenix tornado[]
| EF4 tornado | |||
|---|---|---|---|
| |||
| Duration | Unknown – Unknown | ||
| Intensity | 315 km/h (195 mph) (1-min) | ||
