Completely autumn the weather setting today (27.09.2025) with the phenomena expected to intensify in the evening. Meteorologists warn of bad weather that will be dropped by temperature and extreme quantity rain which will mainly fall into Western Greece.
Kefalonia, Ithaca, Zakynthos, Aitoloakarnania, Achaia, Messinia and Ilia They are the 7 areas that will be more affected by the phenomena of bad weather. It is estimated that up to 100 tonnes of rain will fall within a 24 -hour period: from Saturday night to Sunday night.
State mechanism is on foot to protect citizens as the scenario to cause flooding In these areas it is quite large.
EMY has issued Extraordinary Weather Determination Bulletin warning of extreme phenomena.
According to the Extraordinary Bulletin expected heavy rains and thunderstorms From late Saturday night (27.09.25) until Sunday night (28.09.25), in the Ionian Sea (Zakynthos, Kefalonia, Ithaca, Lefkada), Aitoloakarnania and Western Peloponnese (Achaia, Ilia).
About the rest of the country, it seems that simple rains will occur.
In terms of temperatureSaturday will range from 22 to 28 degrees Celsius while the winds They will blow from northern directions to the Aegean.
On Sunday the beaufort is expected to decrease while the temperature will range at the same level.
View in detail which areas will be affected by bad weather:
‘Signal for 100 tonnes of water’
Meteorologist George Tsatrafyllias warns in a post that the rains that will occur will be fierce.
‘Signal for 100 tonnes of water per acre They give the models. Great attention is needed from Sunday 28/9 in the morning until the afternoon of the same day in Kefalonia, Ithaca, Zakynthos, Aitoloakarnania, Achaia and Ilia, because the bad weather is obsessed with obsession with feedback For several hours in these areas, resulting in several tons of water falling. I hope most of the water to fall into the sea because the 100mm (perhaps more) water is a quantity that falls in 2-3 months in these areas, “he said in a post on social media.
The weather forecast for today Saturday 27.09.2025
At times increased clouds in the Ionian Sea, the continents, Euboea and Crete where local rains will occur. The phenomena from the afternoon to the west will intensify and sporadic thunderstorms will occur. From late night in the Ionian Sea, Aitoloakarnania and Western Peloponnese, rains and thunderstorms will be strong in places.
The winds to the west will blow east southeast 3 to 5 beaufort. In the east they will blow from northern directions 4 to 6, in the Aegean 6 to 7 and until the morning hours in the central and northern Aegean local 8 beaufort.
Temperature will drop across the country. It will reach 22 to 24 points, in the other 25 to 27 points and only in the Dodecanese will reach 28 degrees Celsius.
See the intensity of the winds on the interactive map:
Attica
Weather: A few clouds that will rise locally at night.
Winds: north northeast 5 to 6 and east local 7 beaufort with noon fading.
Temperature: from 15 to 25 to 26 degrees Celsius.
Thessaloniki
Weather: Clouds transiently increased.
Winds: From east addresses 3 to 5 beaufort with attenuation in the morning.
Temperature: From 15 to 23 to 24 degrees Celsius.
Macedonia – Thrace
Weather: Clouds transiently increased with local rains from time to time in western and central Macedonia.
Winds: East northeast 3 to 5 and east local 6 beaufort with noon fading.
Temperature: from 14 to 24 degrees Celsius. In Western Macedonia 2 to 3 degrees lower.
Ionian Islands – Epirus – Western Sterea – West Peloponnese
Weather: A few clouds that will gradually increase and local rains will occur, thunderstorms will occur in the afternoon.
Late at night in the Ionian Sea (Zakynthos, Kefalonia, Ithaca, Lefkada), Aitoloakarnania and Western Peloponnese (Achaia, Ilia, Messinia) the rains and thunderstorms will be strong.
Winds: East southeast 3 to 5 beaufort.
Temperature: from 15 to 27 degrees Celsius.
Thessaly – Eastern Central – Evia – Eastern Peloponnese
Weather: Clouds transiently increased with local rains from time to time.
Winds: north northeast 4 to 6, east local 7 beaufort with noon fading.
Temperature: from 13 to 27 degrees Celsius.
Cyclades – Crete
Weather: few clouds in places increased in northern Crete where there will be weak local rains.
Winds: from north addresses 5 to 7 and in the Cyclades to the morning 8 beaufort.
Temperature: from 16 to 25 degrees Celsius.
Eastern Aegean Islands – Dodecanese
Weather: Generally cloudy with sparse clouds in places denser in the north.
Winds: From northern directions 5 to 7 and in the islands of the eastern Aegean to the morning 8 beaufort.
Temperature: from 17 to 25 and in the Dodecanese up to 28 degrees Celsius.
The weather in the following days
Weather forecast for Sunday 28-09-2025
Increased clouds in most of the country. Local rains and sporadic storms will occur in the Ionian Sea and the continents. The phenomena in the Ionian Sea (Zakynthos, Kefalonia, Ithaca, Lefkada), Aitoloakarnania and Western Peloponnese (Achaia, Ilia, Messinia) will be locally strong.
The winds to the west will blow southeast 4 to 6 beaufort, east of north 4 to 5 and locally in the Aegean until 6 beaufort.
The temperature will drop. It will not exceed 22 to 24 points in most areas and only in Crete and the Dodecanese will reach 25 to 27 degrees Celsius.
Weather forecast for Monday 29-09-2025
Clouds in places increased with sporadic rains. Individual storms will initially occur in the west, central and south and gradually in the rest of the country.
The winds will blow to the west inaugural south and from noon northwest 3 to 4 beaufort while in the east they will be variable with the same intensity.
The temperature will not make a significant change and will range to levels below normal for the season by about 5 degrees Celsius.
Weather forecast for Tuesday 30-09-2025
Clouds in places increased with local rains and isolated thunderstorms initially on the eastern continents and Crete and at noon – afternoon in the rest of the continents.
Visibility in the morning, mainly in the western seaside – seaside, will be limited in places.
The winds will blow from north directions 3 to 4 and locally in the southeastern Aegean 5 beaufort.
The temperature will not note a significant change.
Weather forecast for Wednesday 01-10-2025
A few clouds in places increased with local rains or isolated thunderstorms initially in the north and noon – afternoon and the rest of the continents.
The winds will blow from northern directions 3 to 4 and locally in the Aegean 5 beaufort.
The temperature will not note a significant change.