Would you worry about lightning if your house had a metal roof?

I get the logic behind metal roofs being “safer” if grounded, but honestly, I’d still be a bit wary. My neighbor’s house got hit by lightning last summer - metal roof, fully grounded, and it still fried their garage door opener and a few outlets. Maybe grounding helps with fire risk, but surge protection inside is just as important. Metal definitely sheds water better, though… can’t argue with that part.

- You’re right to be cautious. Metal roofs, even when grounded, don’t make your house immune to lightning’s side effects.
- Grounding mainly helps prevent fire by giving lightning a direct path to earth. It doesn’t stop the surge from traveling through wiring and zapping electronics.
- Surge protection is huge. I’ve seen plenty of homes with metal roofs still lose appliances, garage openers, even HVAC controls after a strike. Grounding and surge protection really need to work together.
- Metal does shed water better - no argument there. Also holds up better in hail, at least in my area (Midwest). But yeah, the noise during storms can be a tradeoff.
- If it helps, most insurance companies see metal roofs as lower fire risk, so sometimes you get a break on premiums. Doesn’t help with fried gadgets though.
- I’ve had clients install whole-house surge protectors after close calls. Not foolproof, but it’s saved a few fridges and computers from getting toasted.
- Lightning’s unpredictable. Even with all the right gear, sometimes you just get unlucky. But you’re definitely stacking the odds in your favor with grounding and surge protection.
- For what it’s worth, I’d rather have a metal roof than asphalt if lightning’s a concern - less likely to catch fire or lose shingles in high winds.

You’re not being paranoid - just realistic. There’s only so much you can do, but every layer of protection helps.

Honestly, I don’t lose much sleep over lightning with a metal roof.

“Metal roofs, even when grounded, don’t make your house immune to lightning’s side effects.”

That’s a good point about surge protectors - I hadn’t thought much about them until we moved in. We’ve got a metal roof now, and it definitely feels safer during storms, but I wonder if there’s any difference in insurance rates for metal vs. asphalt because of lightning risk?

I wonder if there’s any difference in insurance rates for metal vs. asphalt because of lightning risk?

Funny, I had the same question when we bought our place. Our agent said metal roofs don’t actually attract lightning more - they just handle it better if it does hit. Didn’t notice any change in our premium, but maybe it depends on the company? Either way, I sleep better during storms now... except for the noise!