| Confirmed Total |
Confirmed F0 |
Confirmed F1 |
Confirmed F2 |
Confirmed F3 |
Confirmed F4 |
Confirmed F5 |
Confirmed F6 |
Confirmed F7 |
Confirmed F8 |
| 297 | 64 | 57 | 49 | 52 | 29 | 21 | 16 | 9 | 1 |
 | |
| Type: | Unknown |
| Active: | 3-13-17 |
| Duration of tornado outbreak1: | 10 Hours 56 Minutes |
| Maximum rated tornado2: | EF8 tornado |
| Highest winds | Unknown |
| Tornadoes confirmed: | 297 |
| Damage: | $1.62trillion (2017 USD) |
| Injuries: | Unknown |
| Fatalities: | 34,921 |
| Areas affected: | Colorado, Wyoming, Nebraska |
|
1Time from first tornado to last tornado | |