PEMBROKE PARK, Fla. — A strong cold front is expected to clear South Florida Monday afternoon, leading to a chilly change. A noticeable cooldown is expected behind the front with overnight wind chills dropping to the 40s across Miami and Broward metro coastal areas Monday night into early Tuesday morning.

Metro Atlanta should see temperatures in the low 20s Monday and Tuesday, according to the National Weather Service.

Florida Fish and Wildlife Conservation Commission officials said iguanas can become either immobilized or sluggish when temperatures hit between 40 and 50 degrees. Longer cold snaps with overcast skies that prevent basking for warmth can be deadly as the paralyzed iguanas become easy prey to vultures, bobcats and coyotes.

A Red Flag Warning is in effect for all of South Central Texas from 9 AM to 9 PM CST Sunday. North winds 15 to 30 mph with gusts up to 40 mph, low relative humidity values, and dry vegetation, will create weather conditions that favor the rapid spread of wildfires. #txwx pic.twitter.com/7iFDUaAhOw

A Cold Weather Advisory has been issued for Glades, Hendry, and northern Palm Beach and Collier counties on Tuesday from 4 a.m. to 9 a.m.

Temperatures cool down starting Sunday along with gusty winds from the north. Below normal temperatures are expected through early next week.

North Texas is experiencing a brief return to cold, winter-like weather today, with high temperatures only reaching the mid-50s.

Roads could become hazardous overnight in northwestern areas as temperatures fall into the 20s around midnight, potentially creating icy conditions on already wet surfaces. Wind gusts into the 20s will push wind chills into the teens in the northwest and 20s elsewhere.

A strong cold front will bring the coldest temperatures of this season so far. Jobie and Rob will have the latest on what temperatures to expect coming up tonight at 5, 6, and 10.

A cold front pushed through Colorado overnight and will keep our high temperatures this afternoon a little cooler than Friday. Expect high temperatures in the mid- to upper-50s for the Front Range, but the skies will be sunny.

About 8,850 customers in Metairie were without power Monday morning as a cold front continued to blow through the New Orleans metro area, bringing wind gusts and cooler weather, according to Entergy.

Oklahoma City metro is going to experience the first freeze of the year over the weekend, and it may make for a chilly Monday.