Disaster-aid and humanitarian groups are mobilizing to help tornado victims and setting up dedicated fund for donations to support their efforts.

Here's a look at some of the relief being provided and ways to donate.

The American Red Cross is making it easy to send a quick $10 donation simply by texting "REDCROSS" addressed to the number, 90999. Other donations can be made by calling 800-733-2767 or visiting redcross.org online. Other information, including suggestions on how to find someone affected by the storm, can be found here.

The Salvation Army has set up a disaster relief fund for the...