Armor Class 15
Hit Points 90 (12d10 + 24)
Speed 10 ft., fly 90 ft.
Damage Resistances bludgeoning, lightning, piercing, slashing
Damage Immunities poison, thunder
Condition Immunities exhaustion, grappled, paralyzed, petrified, poisoned, prone, restrained, unconscious
Senses Darkvision 60 ft., passive Perception 10
Languages Primordial (Auran)
Challenge 5
Air Form. The elemental can enter a creature's space and stop there. It can move through a space as narrow as 1 inch without expending extra movement to do so.
Multiattack. The elemental makes two Thunderous Slam attacks.
Thunderous Slam. m +8, reach 10 ft. Hit: 14 (2d8 + 5) Thunder damage.
Whirlwind (Recharge 4–6). str DC 13, one Medium or smaller creature in the elemental's space. 24 (4d10 + 2) Thunder damage, and the target is pushed up to 20 feet straight away from the elemental and has the Prone condition. Half damage only.
Monster Manual (2024), p. 13