A huge tornado touched down just outside of Oklahoma City earlier today, causing widespread destruction and leaving behind a yet-untold number of casualties.

To see how you can help those affected, see the list below. This list will continue to be updated.

The Oklahoma City Red Cross

You can donate to the Oklahoma City Red Cross now. The organization is maintaining open shelters as emergency teams undergo search and rescue efforts. To donate to the Red Cross, go to RedCross.org or text REDCROSS to 90999.

Donate here.

Samaritan's Purse

An anti-poverty and emergency relief non-profit, Samaritan's Purse has set up relief units to help those affected by the tornadoes.

Donate here.

The Salvation Army

The local branch of the Salvation Army is directly supporting emergency responders to the tornadoes in Moore with supplies.

Donate here.