Models show a classic dryline setup on all 3 of these days. Especially on Saturday where the atmosphere will be very unstable with t’storms firing in the evening in TX,OK,KS, and NE. Along the dryline. SPC has introduced a 15% risk on both days (Friday and Saturday). The SPC has also said they may raise the risks to a 30% risk on Saturday where it could be worst then last weekend since we will not have morning convection. As of now all risks are possible including tornadoes. No say on what type of tornadoes yet.
What is a dryline setup?
When a front that separates moist air from dry air forms in the plains. Thunderstorms fire up along it and cause severe weather events.