Visitation will be from 1 to 2 p.m. Tuesday at Callahan-Edfast Mortuary Chapel, followed immediately by services at 2 p.m.
Mrs. Wightman was a credit manager.
Survivors include her husband, Michael; two sons, Victor King of Commerce City and Glen King of Thornton; two brothers, Jerry Williams of Hamer, Idaho, and Wes Williams of South Dakota; three sisters, Kay Jones of Sterling, Vicki Brandal of Louisville and Beverly Johnson of Denver; and one grandchild.
Memorial contributions to American Cancer Society, 2754 Compass Drive, No. 100, Grand Junction, CO 81506.