On farms and ranches across Texas, from the Panhandle to the Hill Country, barns are often the tallest structures on open land, and they're full of things that are hard to replace. Here's a practical look at protecting barns, equipment, and animals from lightning.
Why barns are vulnerable
- They're often tall and isolated, with no nearby buildings or trees.
- Hay, straw, bedding, and wood framing are highly combustible.
- Metal roofing, siding, stalls, and waterers can carry current in unexpected directions if they aren't properly bonded.
- Many barns are far from town, so fire response may take longer.
Lightning protection systems for barns
A barn system works the same way as one on a home: air terminals on the roof, conductors down the sides, and grounding at the base. For large barns and open-span structures, it takes several down conductors and grounding points. Metal components inside and outside the barn should be bonded so current doesn't jump between them. See our farm and ranch lightning protection page for details.
Livestock: what a barn system can and can't do
A system protects the barn itself. It doesn't protect animals out in the pasture. Livestock often gather under lone trees or along wire fences during storms, and both are risky places when lightning is nearby.
- Where practical, avoid leaving animals in pastures where a lone tree is the only shelter during storm season.
- Long runs of wire fencing can carry current from a distant strike. Ask a qualified fencing professional about grounding fences at intervals.
- Plan where grounding electrodes go relative to where animals gather at the barn.
Don't forget surge protection
Farms rely on well pumps, irrigation controls, electric fence chargers, gate operators, and barn electrical service, often spread across long distances. Surge protection helps protect this equipment from surges caused by nearby lightning.
Hay storage tips
Beyond lightning protection, good hay storage habits reduce fire risk in general: store hay dry, monitor for heating, and keep hay storage separate from other barns and the house where possible.
Getting started
Walk your property and list your most important structures: the barn where you store hay, the building that houses animals, the shop full of equipment, and your well house. Those are good places to start. A free estimate can help prioritize what to protect first.