A sudden cold snap can turn even the most confident gardener into a frantic weather-app refresher. One moment your plants are thriving, and the next you’re wondering if they’ll wake up tomorrow looking like botanical popsicles.

A freeze warning is in effect for Houston through Monday morning. See how cold it will get and how to protect plants and pipes.

The National Weather Service has upgraded its Monday morning Freeze Watch to a Freeze Warning for most of the FOX 26 area.

Weather experts say residents should protect as much as possible on the north shore this weekend. Some areas could still see a light freeze Tuesday morning, so Fox 8 meteorologist Hannah Gard suggests keeping the precautions in place: Pets, plants, people and pipes for the north shore.

This is serious cold,” the National Weather Service said. “We’re talking about conditions that can be dangerous if you’re not prepared.”

Temperatures will begin to moderate starting Monday, with highs reaching the teens across most areas. A brief warm-up is forecast for the middle of the week, with temperatures climbing into the 30s on Tuesday and reaching the upper 30s to low 40s by Wednesday and Thursday—well above normal for mid-December.

A Cold Weather Advisory and Freeze Warning have been issued for counties across south Georgia and the Big Bend as temperatures are expected to take a significant drop Sunday night.

Scattered showers and thunderstorms are ahead for Saturday. Rain will give way to the first freeze of the season coming out of the weekend and heading into the work week. How cold will it get? FOX 26 meteorologist Peyton Galyean has the details. HOUSTON - Dense fog developed across Houston early this morning and will linger throughout the morning.

BATON ROUGE, La. (WAFB) - After a frigid start to the week, one more freezing night remains before temperatures rebound sharply, replacing winter chill with a spring-like feel in the days ahead. A Cold Weather Advisory remains in effect until 9 a.m. this morning due to frigid wind chills in the upper teens to low 20s across the area.