Tina German was spotted by a fire helicopter about 400 yards offshore in choppy surf and rescued by two lifeguards.
The seas were six to eight feet and winds were gusting up to 30 miles per hour.
The woman was taken to Wilcox Hospital and was in stable condition. She told rescuers that her husband slipped under the water.
The search-and-rescue effort included firefighters, lifeguards and the Coast Guard, which called off the search around 5:30 p.m.
Sunday. Rescuers focused on an area between Koloa Landing and Spouting Horn.
Family members say both the Germans were experienced swimmers and certified scuba divers.
"I can't understand how this happened," Corey's mother, Donna German, told KITV-TV.
She said Corey German moved to Hawaii a year and a half ago.
Corey German is the owner of Menehune Maintenance, an appliance repair company. Tina German is a special education occupational therapist.
Corey German's mother, Donna Clause of Slatington, said he grew up in the Lehigh Furnace and graduated from Northwestern Lehigh High School in 1990. He moved to Hawaii almost two years ago, she said.
