According to CenterPoint Energy, 8,103 customers were without power as of 9:15 a.m. Tuesday.
You can check their outage tracker at centerpointenergy.com.
Several schools in the area are opening late Tuesday morning as severe weather could cause slick road conditions.
A Flash Flood Watch is in effect through 9 a.m.
FULL FORECAST: Tornado Watch for Houston until 8 a.m.