Fog Cloud

Source: Player's Handbook (2024)

1st Level Conjuration (Druid, Ranger, Sorcerer, Wizard)

Casting Time: Action Range: 120 feet Components: V, S Duration: Concentration, up to 1 hour

You create a 20-foot-radius Sphere of fog centered on a point within range. The Sphere is Heavily Obscured. It lasts for the duration or until a strong wind (such as one created by Gust of Wind) disperses it. Using a Higher-Level Spell Slot.
The fog’s radius increases by 20 feet for each spell slot level above 1.