Sunny and warm Wednesday ahead for Tri

Partly sunny, with a high near 86. Highs will be in the mid 80s Saturday with mid 70s Sunday although could easily be cooler with rain lasting through much of the day. Heat index values as high as 97. Sunday Night Partly cloudy, with a low around 65. East southeast wind 5 to 10 miles per hour becoming northeast after midnight.

Fri: High: 90 Mostly sunny and breezy. Friday night, mostly clear, with a low around 63.

Saturday Night: A 20 percent chance of showers and thunderstorms.

As summer comes to an end, high temperatures are expected for parts of South Dakota, including a high of 87 degrees projected for Sioux Falls.

Sunday Sunny, with a high near 92.

Thursday NightPartly cloudy, with a low around 67.

Tuesday A 20 percent chance of showers and thunderstorms. The better chance of storms will be this weekend especially Sunday.

Tonight partly cloudy skies with a slight chance of storms late north of I-70 but especially along the Nebraska/Kansas border. A stronger disturbance brings increasing rain showers and isolated thunderstorms the next few days. Mostly cloudy, with a low around 59.