Central Texas top stories for August 20, 2024. The Austin area is under an Excessive Heat Warning until tomorrow night. The Austin ISD school board is asking voters to approve a new tax rate in November. There’s one last candidate for Austin mayor. The Austin City Council is facing another lawsuit from the environmental nonprofit Save Our Springs Alliance. The City of San Marcos is looking to reallocate some federal COVID relief funds that are set to run out soon. Travis County is now under a burn ban.