flash flood
C63410
concept
A flash flood is a sudden, rapid flooding event caused by intense rainfall or other abrupt water release, occurring within minutes to hours and often with little warning.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| flood in the United States | 3 |
Instances (3)
| Instance | Via concept surface |
|---|---|
| 1976 Big Thompson Canyon flood | — |
| 2016 Ellicott City flood | — |
| 2018 Ellicott City flood | — |