Any Pokémon with Ice as its type (or part of its typing) will not recieve damage from the storm (it will also be protected from the storm's affect if it has the ability Snow Cloak). If the Pokémon does not have that type (or the aforementioned ability) it will lose 6.25% (1/16) of it's health at the end of every turn.
A Pokémon holding the item Icy Rock will prolong the duration of a Hailstorm for three more turns than normal (from five turns to eight turns).
Hail's affect on Abilities
|Snow Warning||This ability will summon a Hailstorm which will last the entirety of the battle, unless another weather condition is introduced to the battlefield or its effect is nullified by Cloud Nine or the Air Lock abilities.|
|Ice Body||6.25% (1/16) of this Pokémon's maximum HP is restored at the end of every turn when it is hailing.|
|Snow Cloak||In battle a Pokémon with Snow Cloak will get a 120% boost in Evasion.
In the wild, if in the first position with this ability in a Hailstorm, the wild encounter rate drops by 50%.
Hail's affect on Moves
|Hail||This move will summon (or prolong) a Hailstorm for 5 turns.|
|Morning Sun||25% of the user's HP is restored, when Morning Sun used.|
|Moonlight||25% of the user's HP is restored, when Moonlight used.|
|Synthesis||25% of the user's HP is restored, when Synthesis used.|
|Solarbeam||Solarbeam's base power drops 50% (from 120 to 60).|
|Blizzard||Blizzard's accuracy is boosted to 100% (for a gain of 30% it's initial accuracy of 70%) . It has the potential to break through Detect and Protect barriers at a rate of about 1 in 3 (30% of the time).|
Hail's affect on Castform
The ability Forecast will affect Castform based on what weather condition is active, if any. In this case...
|#351 - Castform (Snow-Cloud Forme)||Typing Becomes:|