From the Storm Tracker 7 Weather Center:
The 1st Freeze Warning has been issued for ALL of East Texas from 2AM until 9AM Saturday morning. Temperatures will drop quickly overnight tonight, bottoming out in the lower 30s for a few hours right before sunrise.
By about 8:30 or so, temperatures should begin a rapid rebound nearing 65 by Saturday afternoon. Temperatures should remain above freezing on Sunday morning, so no additional problems are expected ... unless things change.