GARLAND (CBSDFW.COM) – Several units were damaged at a Garland storage facility where a three-alarm fire erupted just before 1:00 a.m. Tuesday.

According to the Garland Fire Department, crews battled the blaze at the Lone Star Self Storage on Shiloh just north of Forest Lane shortly before storms arrived overnight.

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Officials say the cause of the fire is not clear, but since it began before Tuesday morning’s thunderstorms arrived, a lightning strike is not suspected.

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There was extensive smoke and water damage to several units.

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No one was hurt.