HARRIS COUNTY, Texas - A man died in a single-vehicle rollover crash in Cypress early Saturday morning.

It happened at about 12:30 a.m. in the 12300 block of Barker Cypress Road.

The Harris County Sheriff's Office said the man was swerving in and out of lanes before he ran over a curb and crashed into a light pole and then a traffic signal control device.

The vehicle flipped and landed upside down.

The man died on scene. He has not yet been identified.

Investigators say weather may have been a factor. They also said they will be testing for alcohol.

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A man dies in a single-vehicle rollover crash in northwest Harris County.
Metro Video
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A man dies in a single-vehicle rollover crash in northwest Harris County.
Metro Video
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A man dies in a single-vehicle rollover crash in northwest Harris County.
Metro Video