National Meteorological Service

A storm system named Cassandra is expected to affect western Greece on Friday, bringing clouds, rain, and isolated thunderstorms, according to a bulletin from the National Meteorological Service (EMY).

The severe weather is expected to ease by nighttime.

The weather pattern is set to change again as the storm system Cassandra, forming in the central Mediterranean, is expected to impact Greece from Friday afternoon. This was reported by Thodoris Kolydas, director of the National Meteorological Service (EMY), on social media.

Sharp instability is expected to prevail in the coming days in Greece, with emphasis on the western, central and northern geographical regions, according to meteorologist Klearchos Marousakis.

Bad weather continues for another day in Greece as according to the EMY forecast, today Sunday (1/9) localized heavy showers and thunderstorms in Sporades, Evia, Peloponnese, and Crete.

Showers and thunderstorms are expected today, Saturday, August 31, the third day of weather instability enhanced by the presence of a cold lake, the center of which is now located in the northeastern parts of our country.

Severe weather instability is expected to continue across much of the country on Saturday, August 31st. The National Weather Service has updated the Special Weather Circular, initially issued on August 29th, 2024, at noon.

Severe thunderstorms and local squalls are sweeping across much of Greece, impacting the Attica region since Friday afternoon.

Storms have moved from northern Attica into central Athens, with hail reported in parts of the capital and power outages in northern suburbs.

Civil Protection is on high alert and has developed an immediate response plan in anticipation of the severe weather that will affect the country until Saturday.

The next week is expected to begin with significant instability, featuring scattered showers or thunderstorms, mainly in the afternoon and evening over the mainland, according to the director of the National Meteorological Service (EMY), Thodoris Kolydas.

Limited instability in the continental areas in the coming days and a slight rise in temperature is expected, according to the director of the National Meteorological Service (EMF), Thodoris Kolydas. The winds will blow north – northwest 4 to 6 Beaufort and occasionally Friday-Saturday locally in the Aegean Sea at 6 to 7.