Tailwind
EFFECT RADIUS: 1250
Tailwind

Innate: Janna passively gains 8% bonus movement speed and grants the same amount to nearby allied champions moving towards her.

Janna's basic attacks and Zephyr.png Zephyr deal bonus on-hit magic damage equal to 15% / 25% / 35% of her bonus movement speed.

Ability Details
Tailwind is an aura with a buff component.

Additional Information:

  • Considering Janna's base movement speed of 320, she actually as a starting movement speed of 345.6 (320 × 1.08).
  • By itself Tailwind grants 3.84 / 6.4 / 8.96 bonus on-hit magic damage.


Howling Gale
TARGET RANGE: 1000 - 1750 (based on seconds charged)
COLLISION RADIUS: 60
SPEED: 666.7 - 1166.7 (based on seconds charged)
COST: 60 / 80 / 100 / 120 / 140 mana
COOLDOWN: 12
Howling Gale

Active: Janna summons a whirlwind at her current location which charges up over 3 seconds. Its range, speed, damage, and Airborne icon knockup duration increase for each second it is left charging.

Minimum Magic Damage:
60 / 85 / 110 / 135 / 160 (+ 35% AP)
Bonus Magic Damage Per Second:
15 / 20 / 25 / 30 / 35 (+ 10% AP)
Maximum Magic Damage:
105 / 145 / 185 / 225 / 265 (+ 65% AP)

At the end of the duration, or upon reactivation, the whirlwind launches itself for 1.5 seconds in the target direction, dealing magic damage to all enemies it passes through and Airborne icon knocking them up for 0.5 - 1.25 (based on seconds charged) seconds.

Ability Details
Howling Gale is a linear, pass-through skillshot.

Additional Information:

  • Howling Gale has no cast time and does not interrupt Janna's previous orders.
  • Howling Gale's increases its range, speed, damage, and knockup duration when charging it:
    • Range and Speed: Can be increased up to +75%.
    • Base Damage: Can be increased up to +75 / 70.6 / 68.2 / 66.7 / 65.6%.
    • AP ratio: Can be increased up to +85.7%.
    • Knockup: Can be increased up to +150%.
  • The storm does not interact with enemy units that stand on top of it while it is charging.


Zephyr
TARGET RANGE: Range model 550
COST: 50 / 60 / 70 / 80 / 90 mana
COOLDOWN: 8
Zephyr

Passive: While Zephyr is not on cooldown, Janna is aided by an air elemental who Ghost ghosts her and grants her bonus movement speed.

Bonus Movement Speed:
6 / 7 / 8 / 9 / 10% (+ 2% per 100 AP)

Active: Janna commands her air elemental to attack the target enemy, dealing them magic damage and Slow icon slowing them for 2 seconds by an amount, capped at a maximum of 80%.

Magic Damage:
60 / 115 / 170 / 225 / 280 (+ 50% AP)
Slow:
24 / 28 / 32 / 36 / 40% (+ 6% per 100 AP)
Ability Details
Zephyr is a single-targeted ability.

Additional Information:

  • The maximum slow (80%) is reached with 933.3 / 866.7 / 800 / 733.3 / 666.7 or more ability power.


Eye of the Storm
TARGET RANGE: 800
COST: 70 / 80 / 90 / 100 / 110 mana
COOLDOWN: 18 / 16 / 14 / 12 / 10
Eye of the Storm

Active: Janna shields the target allied champion or herself for 5 seconds, granting her target bonus attack damage while the shield holds.

Shield Strength:
70 / 105 / 140 / 175 / 210 (+ 70% AP)
Bonus AD:
10 / 17.5 / 25 / 32.5 / 40 (+ 10% AP)

Eye of the Storm can be used on turrets, causing Janna to be credited for any kills it earns while the shield holds.

Ability Details
Eye of the Storm is a self- and ally-targeted shield with a buff component.

Additional Information:

  • Eye of the Storm has no cast time and does not interrupt Janna's previous orders.
  • Allied turrets will benefit from the bonus attack damage when targeted by Eye of the Storm.


Monsoon
EFFECT RADIUS: 725
COST: 100 mana
COOLDOWN: 150 / 135 / 120
Monsoon

Active: Janna Airborne icon knocks back all nearby enemies up to 875 units based on their proximity to her, stunning them for 0.5 seconds and channels for 3 seconds, releasing soothing winds that heal nearby allies every half-second for while channeling.

Heal Per Half Second:
50 / 75 / 100 (+ 25% AP)
Total Heal:
300 / 450 / 600 (+ 150% AP)

Moving or reactivating Monsoon ends its effects immediately.

Ability Details
Monsoon is a point-blank area of effect.

Additional Information:

  • Monsoon can be used to pseudo-stun enemy champions pushed into a wall before the knockback travels its full distance.


References