A mix of sleet, freezing rain and reported light snow hit the San Antonio area early Thursday morning, causing several unexpected traffic and school delays.
A winter weather advisory was put into effect until 11 a.m. for San Antonio and surrounding areas due to the wintry mix.
Icy road conditions brought traffic to a standstill in parts of the city and led to several accidents.
San Antonio police shut down the northbound lanes of Highway 281 at Thousand Oaks due to ice. Interstate 35 at Schwab Road was closed in both directions due to ice on a bridge and Loop 1604 at Interstate 10 on the Northwest Side was closed due to several minor crashes.
Further north, New Braunfels police closed I-35 in both directions at FM 1044 due to ice. The City of New Braunfels activated its Emergency Operations Center in order to address winter weather concerns.
A number of local school districts delayed the start of classes in response to the icy roads. The major districts that delayed classes were New Braunfels, Seguin, San Marcos and Comal ISDs. No San Antonio school districts or college campuses reported delays.
The wintry mix moved out of the area by 7:30 a.m., but was expected to return Friday morning during the overnight hours.
The National Weather Service predicts a slight chance of drizzle, freezing drizzle, and sleet before 11 a.m. Friday, then a slight chance of drizzle between 11 a.m. and 5 p.m.
The highs for Thursday and Friday is predicted to be around 40 with lows near the 30s both days.