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Pokémon Hail Damage Calculator

Calculate the exact passive chip damage of Hail (and Snow interaction) on any Pokémon. Track the 1/16th HP drain, Ice-type immunities, and recovery from abilities like Ice Body.

Interpreting Your Result

Attrition Level: 1-4 turns (Recoverable), 5-8 turns (Dangerous), 12+ turns (Lethal). Always pair with Stealth Rock for faster KOs.

✓ Do's

  • Use Hail to reveal "Focus Sash" or "Sturdy" users early.
  • Combine with "Blizzard" for a powerful, never-miss offensive pressure.
  • Use Walrein with "Substitute" and "Protect" to cycle Hail damage infinitely.
  • Check if your teammates need "Safety Goggles" to avoid friendly fire.

✗ Don'ts

  • Don't use healing moves like Morning Sun if you can avoid it under Hail.
  • Don't forget about "Magic Guard" Clefable, who is your hardest counter.
  • Don't lead with Abomasnow if the opponent has a faster weather setter like T-Tar.
  • Don't rely on evasion from Snow Cloak; it is notoriously unreliable.

How It Works

The Pokémon Hail Damage Calculator is a critical tool for competitive players using "Hail" or "Snow" strategies. While Generation 9 replaced Hail with Snow (which boosts Defense), Hail remains a staple in older generations and specific formats where weather damage is the primary win condition. This calculator helps you determine how many turns an opponent can survive in the frozen tundra, accounting for Max HP, Leftovers, and the "Ice Body" healing factor. It is especially useful for "Hail Stall" teams that pivot around Walrein or Glaceon.

Understanding the Inputs

Max HP

The target's total hit points, used to calculate the 1/16th floor value.

Target Type

Determines if the target is an Ice-type (Immune).

Ability

Checks for Ice Body, Overcoat, or Magic Guard.

Item

Checks for Leftovers (Cancel out) or Safety Goggles (Immunity).

Formula Used

Hail Damage = Floor(Max HP / 16). Ice Body Recovery = Floor(Max HP / 16). No damage if type is Ice or ability is Overcoat, Magic Guard, or Snow Cloak.

Real Calculation Examples

  • 1A Dragonite with 323 HP takes 20 damage per turn in Hail. This breaks its Multi-Scale ability immediately.
  • 2A Walrein with Ice Body holding Leftovers heals 1/8th of its HP every turn in Hail, making it an incredible staller.
  • 3A Gengar with 261 HP will faint in exactly 13 turns of pure Hail damage if it doesn't switch or heal.

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The Comprehensive Guide

Pokémon Hail Damage Calculator: The ultimate Professional Guide to Frost-Based Attrition

In the high-stakes world of competitive Pokémon, weather isn't just a cosmetic background effect—it's a tactical weapon that can determine the outcome of a match before the first move is even made. Among the four primary weather states, **Hail** has historically been the most niche, yet arguably the most punishing for opponents who fail to account for its cumulative "Chip Damage." The **Pokémon Hail Damage Calculator** is your definitive resource for mastering this attrition-based strategy. From the math of the 1/16th drain to the defensive utility of "Ice Body," this guide explores every facet of the frozen storm.

H2: The Science of the Storm: How Hail Damage is Calculated

The core mechanic of Hail is the 1/16th Damage Rule. At the end of every turn, any Pokémon currently on the field that is not an Ice-type takes damage equal to 6.25% of its maximum HP. This calculation uses the "Floor" function, meaning if a Pokémon has 300 HP, it will take 18 damage (300 / 16 = 18.75, floored to 18).

Using our Pokémon Hail Damage Calculator, players can input an opponent's HP to see exactly where these thresholds fall. This is crucial for "KO Ranges." For example, if your Abomasnow's Blizzard deals 90% damage, and Hail deals 6.25%, you know that as long as the opponent doesn't have Leftovers, they will faint at the end of the turn. This eliminates the need for a second attack and allows you to preserve your PP or pivot to a defensive check.

H2: Hail vs. Snow: A Generational Shift

A major point of confusion for modern players is the transition from **Hail** to **Snow** in Pokémon Scarlet and Violet (Generation 9). In previous generations, Hail was the only weather that actively damaged the field. In Gen 9, Game Freak replaced this with "Snow," which removed the damage element entirely but granted all Ice-types a **1.5x Defense boost**.

Which one does this calculator use? This tool specifically tracks the **Damage aspect of Hail**. This remains essential for:

  • Smogon National Dex: Where Hail still exists in specific formats.
  • Legacy Generations: Gen 4 (DPP), Gen 5 (BW), Gen 6 (XY), Gen 7 (SM), and Gen 8 (SwSh).
  • Draft Leagues: Which often utilize custom rules or older generational mechanics.

H3: Comparison Table: Hail Damage per Turn (Standard HP Stats)

Base HP Tier Max HP (Approx) Hail Damage / Turn Leftovers Recovery Net Change
Low (50) 241 15 HP 15 HP 0
Mid (100) 341 21 HP 21 HP 0
High (150) 441 27 HP 27 HP 0
Extreme (250) 714 44 HP 44 HP 0

H2: Immunities and Abilities: Defying the Cold

To pilot a Hail team successfully, you must know who is safe. The Pokémon Hail Damage Calculator accounts for several direct immunities:

1. The Ice-Type Natural Defense

Any Pokémon with a primary or secondary Ice typing is immune. This includes behemoths like Kyurem, walls like Avalugg, and sweepers like Weavile. However, be wary of **Terastallization**; if your Chien-Pao Teras into a Dark-type, it will suddenly begin taking frost damage.

2. The "Overcoat" Ability

Overcoat is a hidden gem in weather wars. Pokémon like Reuniclus or Mandibuzz can sit in the Hail indefinitely without taking a single point of damage. This makes them excellent counters to your weather setters.

3. "Magic Guard" – The Ultimate Stallbreaker

Magic Guard (found on Clefable and Alakazam) ignores all indirect damage. This includes Hail, Sandstorm, Toxic, and Life Orb recoil. Our calculator highlights these targets as "Immune," reminding you that passive damage won't work against them.

H2: Offensive Synergy: Blizzard and Auroraveil

While the **Pokémon Hail Damage Calculator** focuses on the HP drain, the true utility of Hail is the moves it enables. In weather, **Blizzard** becomes 100% accurate. This is one of the strongest moves in the game (110 BP), and its high freeze chance (10%) makes it a nightmare to switch into.

Additionally, **Aurora Veil** can only be set while Hail (or Snow) is active. It provides the effects of both Reflect and Light Screen simultaneously, cutting damage from all sources by 50% for 5 turns. This turns a frail "Hail Stall" team into an impenetrable fortress.

H3: Most Searched Hail Questions

  • "Does Hail affect the healing of Morning Sun?": Yes, specifically in older generations, it reduces healing to 25%.
  • "Can Rock-types take damage in Hail?": Yes, unlike Sandstorm, Rock-types have no natural immunity to Hail.
  • "Does Safety Goggles stop the Blizzard accuracy buff?": No. It only stops the 1/16th chip damage.

H2: Advanced Strategy: The Walrein "Stall-Rein" Loop

The most famous application of the Hail mechanic is the "Stall-Rein." Walrein has the ability **Ice Body**, which heals 1/16th of its health in Hail. When combined with the item **Leftovers** (another 1/16th), Walrein recovers 1/8th of its HP every single turn.

By using the moves **Substitute** and **Protect**, Walrein can effectively burn through the opponent's PP and HP while losing zero net health. Our calculator allows you to model this interaction, showing the exact HP thresholds needed to make your Substitutes "Break-Proof" against certain walls.

H2: Countering the Cold: Items and Pivots

If you find yourself facing a Hail team, two items are your best friends:

  1. Safety Goggles: Completely nullifies the weather pressure and prevents you from being chipped into KO range.
  2. Leftovers: As seen in the comparison table, Leftovers perfectly negates Hail damage. If you have both, you actually start gaining health in a blizzard.

H2: Conclusion: Victory Through Attrition

Using the **Pokémon Hail Damage Calculator** is about more than just numbers—it's about information. Knowing that your opponent's Garchomp will faint in 4 turns regardless of what they do allows you to make "Safe Plays." You don't need to risk a miss with a low-accuracy move if the weather will do the job for you. Whether you're playing on original hardware or a competitive simulator, mastering the math of the frost is your path to becoming a legendary Trainer. Don't leave your victory to chance; leave it to the calculator.

Note: This guide is optimized for VGC, Smogon OU, and Draft League formats. Standard damage rules apply across all platforms.

Frequently Asked Questions

Usage of This Calculator

Who Should Use This?

Competitive Pokémon players (Draft, Legacy OU, VGC), builders focusing on "Ice Stall" or "Blizzard Spam" strategies.

Limitations

Does not calculate the 50% Defense boost from Gen 9 Snow. Strictly focuses on the 1/16th damage mechanic from Hail.

Real-World Examples

Breaking the Dragonite Anchor

Scenario: Opponent switches in Dragonite with Multi-Scale.

Outcome: Hail deals 6.25% damage at the end of the turn. Multi-Scale is deactivated, allowing your Ice Beam to OHKO next turn.

The Walrein Stall

Scenario: Level 100 Walrein with 424 HP in Hail with Ice Body + Leftovers.

Outcome: Heals 52 HP per turn. Using Substitute (106 HP) and Protect, it can stay on the field indefinitely while target takes Hail damage.

Summary

Master the frozen wastes with our Pokémon Hail Damage Calculator. Calculate precise 1/16th HP drain, optimize Ice Body recovery, and project turn-to-KO windows for your competitive weather team.