HARRIS COUNTY, Texas - Traffic is moving slow in northwest Harris County due to traffic lights being out in the area, according to Precinct 4 authorities .

Harris County traffic: Outages near SH-249, Beltway 8

What we know:

The backup is reportedly extending from Highway 249 to Sam Houston Parkway .

Authorities say multiple traffic lights are out in the area.

What we don't know:

Authorities didn't specify which lights are not working.

There is no estimate on when the lights will work again.

What you can do:

Precinct 4 authorities say drivers should use caution and prepare for extra travel time.

They're also reminding everyone to treat intersections with broken lights as a four-way stop.

The Source: Mark Herman, Harris County Precinct 4 Constable. Traffic Harris County

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