The Coast Guard has been involved in two operations off the coasts oc countues Mayo and Cork tonight.
The Sligo-based Coast Guard helicopter is involved in a medical evacuation in the Atlantic Ocean tonight.
An ill crewman is being airlifted from a Russian vessel off the coast of Co Mayo. It is located around 240km west of Eagle Island.
The man is expected to be taken to Sligo General Hospital for treatment.
Elsewhere, a search is underway in Kinsale for a woman who was reported missing tonight.
The Waterford-based Coast Guard helicopter has been called in by gardaí to assist in the operation.