Strong to severe thunderstorms will continue to develop through 8 PM. A dryline extended from near Shawnee and Pauls Valley… to near Ringling Oklahoma… to near Archer City Texas. The storms will develop near and east of this boundary this evening. The severe storms will likely produce extremely large hail. Gusty winds… frequent cloud to ground lightning… and very heavy rainfall will also be possible. The possibility for tornadoes will also increase as the evening progresses. The dryline is expected to move back to the west tonight spreading the thunderstorm chances to the northwest. Severe storms will remain possible through the overnight hours.