Warding Wind

2nd-Level Evocation
Casting Time: 1 action
Range: Self
Components: V
Duration: (C) 10 minutes

As in Xanathar's Guide to Everything with the following added:

At Higher Levels. When you cast this spell using a spell slot of 5th level or higher, the spell gains a duration that does not require your concentration.

Source: XGE 170

Changelog

Added upcasting option.