More hot and humid weather, plus thunderstorms later in the week

(TULSA, Okla.) The hot and humid weather continues. It's still a very summer-time pattern, but fall will come eventually. Unseasonably hot and humid weather will persist for much of the upcoming week as a ridge of high pressure remains over the area. Afternoon heat indices will range from 100 to 104 degrees in parts of eastern Oklahoma and west central Arkansas during this time. Low thunderstorm chances return Thursday and continue into the weekend as the ridge of high pressure begins to shift eastward. Any thunderstorm development will mainly be confined to the afternoon hours in association with peak heating. Monday Sunny, with a high near 93. South wind around 5 mph. Monday Night Mostly clear, with a low around 72. Southeast wind around 5 mph. Tuesday Mostly sunny, with a high near 93. South wind around 5 mph. Tuesday Night Mostly clear, with a low around 72. Southeast wind around 5 mph. Wednesday Sunny, with a high near 91. South wind around 5 mph.

Wednesday Night Partly cloudy, with a low around 72. South wind around 5 mph. Thursday Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon. Thursday Night Partly cloudy, with a low around 72. South wind around 5 mph. Friday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. South wind 5 to 10 mph. Friday Night Partly cloudy, with a low around 72. South wind around 10 mph. Saturday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 20 mph.