The answer to 'when to replace storm damage repair' is that you should consider replacing your roof if it has sustained significant storm damage, such as missing or damaged shingles, leaks, or structural issues. Prompt repair of storm damage is important to prevent further damage and protect your home.
In general, you should have a professional roofing contractor inspect your roof after any major storm event, such as high winds, hail, or heavy rain. They can assess the extent of the damage and recommend whether repairs or a full roof replacement is needed. Factors like the age of your roof, the severity of the damage, and the type of roofing material will all play a role in the decision.