At least 81 people are dead and at least 41 more are missing after devastating flash floods slammed Texas Hill Country, with water rescues taking place along the Guadalupe River, which rose rapidly early Friday morning to the height of a two-story building.

Heavy rain poured over parts of central Texas, dumping more than a month's worth of rain for places like San Angelo.

As hundreds of people respond to the catastrophic floods in Kerr County with donations and rescues, we're learning more details about how this all unfolded and how you can help.