arkstorm

Meaning

Noun

• A very severe rainstorm lasting for many days, fed by an atmospheric river, causing massive flooding.

Origin

• + storm. From staring as a disaster planning scenario for a once in a thousand year storm event rainstorm fed by a Pineapple Express atmospheric river hitting California and deluging the state, resulting in a seemingly Biblical flood, needing an ark, as the Central Valley turns into an inland sea.