While forecast models still have plenty of time to change significantly, here’s a timeline of the freeze, based on the latest information.

As confidence in the forecast continues to grow, meteorologists say there could be heavy snowfall, particularly north of Interstate 10, with some areas potentially seeing up to five inches of snow, according to a National Weather Service update on Sunday.

Southeast Texas' outlook for next week's winter storm continues to worsen, with a growing likelihood of a deep freeze and substantial wintry precipitation, snow and sleet in the Houston area. Space City Weather's Eric Berger published an atypical afternoon report on Friday warning of an "increasingly likely" and drastic mix of hard freeze and snowy conditions expected in Southeast Texas early next week.

As a significant winter storm approaches the Houston area, snow, sleet and ice are all becoming certainties as the temperatures decrease and conditions are forecasted to be more frosty than expected.

A blast of cold air is expected to move into Houston on Sunday, and we could see snow and ice early next week. Here's our forecast.