Triple-digit heat across Oklahoma will subside beginning Saturday.

The National Weather Service said a cold front will track into the southern Plains, providing a chance of showers and thunderstorms statewide. Some of the storms are expected to be severe, with the threat continuing into Sunday for southern Oklahoma and western North Texas, according to the weather service.

Relatively cooler air will move in behind the front, bringing temperatures closer to seasonable levels.

On Friday, skies were mostly clear in the west and partly cloudy from central sections eastward. Daytime highs ranged from 94 degrees in Muskogee to 105 degrees in Guthrie. The mercury peaked at 98 degrees in Tulsa and reached 102 in Enid, Gage, Hobart, Oklahoma City and Stillwater.

Other triple-digit readings included 100 degrees in Guymon, McAlester and Ponca City; 103 degrees in Altus and Clinton and 104 degrees in Frederick, according to the weather service.

Before relief arrives, temperatures are forecast to reach the 90s in the north and low 100s in the south on Saturday. Showers and thunderstorms are expected to move in late in the day and continue overnight as lows dip into the 60s and 70s.

Skies will continue to be partly to mostly cloudy on Sunday as rain chances linger. Temperatures are only

Thunderstorm chances will continue on Monday in southern Oklahoma and the Oklahoma Panhandle, but skies are expected to turn partly cloudy elsewhere, forecasters said. High should reach the 80s and 90s and lows should fall into the 60s and 70s.

Skies should be partly cloudy in the Panhandle and mostly clear elsewhere, with a slight chance of storms in the Panhandle on Tuesday. Highs in the 90s and lows in the 60s to around 70 are expected.

The rain should be gone by Wednesday, as highs reach the 90s and lows fall into the 60s and 70s, according to the weather service.