Traffic expected after 5-vehicle crash in northwest Harris County

HOUSTON - Authorities are asking drivers to avoid parts of northwest Harris County after a crash involving at least five vehicles. 

Details are limited, so it's unclear exactly how the crash unfolded, but we're told it happened in the 16600 block of SH 249 and W Greens Rd. No additional information was shared, so it's unclear of any injuries or hospitalizations, as of this writing. 

Delays are expected as a result. 

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FOX 26 will continue to make updates to this story as information continues to develop.