Strong gale force (9 B) winds are expected to prevail. BE PREPARED for disruption, structural damage and risk of injury from uprooted trees and flying debris. Disruption to power supplies are possible.

Severe thunderstorms in place probably accompanied by strong winds and hail at times, mainly at Evia. BE PREPARED for severe thunderstorms causing significant impact and protect yourself from lightning. Damage to property and trees may occur. Flash flooding, wind gusts and hail are possible. Transport and outdoor activities disruption can be expected.