 Probably ping pong ball size, golf ball size, maybe even larger than that. Heat advisories will remain in effect through the middle of next week. U.S. Senator Mark Wayne Mullen and outgoing House Speaker Charles McCaul are hosting informational meetings on what federal and state governments do and how they cooperate. Some political pundits wonder if this is a soft launch of a possible run for governor by McCaul, but he denies it.