The American Red Cross has an urgent need for blood and platelet donations to prevent a shortage this winter.

The following blood drives are open to the public:

Monday

11 a.m. to 4 p.m., Saint Joseph’s College, 278 Whites Bridge Road, Standish

Noon to 6 p.m., North Parish Church, 893 Main St., Sanford

1 to 7 p.m., University of New England, 11 Hills Beach Road, Biddeford

Tuesday

9 a.m. to 2:45 p.m., EVO Rock Fitness and Climbing, 65 Warren Ave., Portland

Noon to 5 p.m., United Methodist Church, 238 Harold L. Dow St., Route 236, Eliot

Noon to 5 p.m., Interphase Energy, 145 Presumpscot St., Portland

Noon to 5 p.m., SMHC Sanford Campus, 25 June St., Sanford

1 to 7 p.m., University of New England, 11 Hills Beach Road, Biddeford

Wednesday

9 a.m. to 2 p.m., Memic, 261 Commercial St., Portland

Noon to 5 p.m., Weirs Motors, 1513 Portland Road, Route 1, Arundel

Noon to 5 p.m., St. Margaret’s Church, 6 Saco Ave., Old Orchard Beach

1 to 6 p.m., Fire Department, 137 Western Ave., South Paris

2:30 to 7:30 p.m., Mid Coast Hospital, 123 Medical Center Drive, Brunswick

Thursday

1 to 6 p.m., Pine Tree Academy, 67 Pownal Road, Freeport

1 to 6 p.m., Town Hall, 15 Village Green Lane, Naples

Friday

1 to 6 p.m., ARC Mid Coast Chapter, 16 Community Way, Topsham

Saturday

9 a.m. to 2 p.m., Lewiston Auburn Harley Davidson, 839 Main St., Lewiston

9 a.m. to 2 p.m., Richmond Family Chiropractic, 2 Main St., Richmond

10 a.m. to 3 p.m., US Cellular, 300 Gallery Road, Scarborough

To make an appointment or to learn more, go to redcrossblood.org or call 1-800-RED CROSS (1-800-733-2767).