From the National Weather Service, Springfield, MO - Forecast for Pittsburg, KS, Friday, Saturday and through Sunday afternoon:
Friday mostly sunny, with a high near 81. Northeast wind 6 to 9 mph.
Friday Night Partly cloudy, with a low around 59.
Saturday Mostly sunny, with a high near 82.
Saturday Night Partly cloudy, with a low around 62.
Sunday Mostly sunny, with a high near 86.
They are calling for a chance of Showers and Thunderstorms Sunday night, but everyone should be on the way home by then anyway.
Jim - W0EB