Weather alert: 48 hours of severe conditions expected nationwide — Areas with the heaviest rainfall

1 week ago 27

Unstable upwind conditions are expected crossed Greece implicit the adjacent 48 hours owed to a low-pressure strategy approaching the state from the northwest. Its acold beforehand volition determination eastward, crossing Greece by midday connected Tuesday, October 7.

According to the latest forecast information from meteo.gr / National Observatory of Athens, the main features of the upcoming upwind strategy volition be:

Heavy rainfall and thunderstorms successful respective areas until Tuesday noon, October 7
Strong winds, reaching 6–7 Beaufort successful parts of the seas connected Monday (October 6) and Tuesday (October 7)
A noticeable driblet successful temperature connected Tuesday compared to Monday
Weather maps exemplify the position of the low-pressure system, near-surface winds, and expected precipitation for (1) Monday morning, (2) Monday noon, and (3) aboriginal Monday evening.

Map 1: Low-pressure position, aboveground wind, and expected precipitation for Monday morning, October 6
Map 2: Same information for Monday noon, October 6
Map 3: Same information for early Monday evening, October 6

Kolydas: Heavy Showers and Thunderstorms Possible

Meteorologist Thodoris Kolydas noted that the National Weather Service (EMY) did not contented an “Emergency Dangerous Events Bulletin” but alternatively included the caller upwind strategy successful the “Warnings” conception of the wide forecast.

“I pass you that EMY has chosen to see the informing for the caller upwind alteration successful the wide upwind forecast and successful the ‘warnings’ section,” Kolydas wrote.

“For Monday, it is stated: ‘Possibly locally dense rainfall and thunderstorms successful the Ionian Sea and occidental mainland until precocious afternoon, and successful eastbound Macedonia, Thrace, and the eastbound Aegean islands from the day until precocious astatine night.’”

Kolydas besides shared a video showing hourly precipitation forecasts until Tuesday noon, October 7, for amended nationalist awareness.

Tsatrafyllas: Low-Pressure System “BARBARA” Arriving from the Gulf of Genoa

Meteorologist George Tsatrafyllas referred to the low-pressure strategy arsenic “BARBARA”, arriving successful Greece from the Gulf of Genoa.

“From this evening, the upwind volition gradually deteriorate for astir 48 hours with rain, storms, gusty northerly winds, a driblet successful temperature, and section hail. It’s a emblematic autumn upwind signifier — much beneficial than dangerous,” helium wrote.

Tsatrafyllas besides listed the areas expected to person the heaviest rainfall and necessitate special attention:

Monday: Western Greece, Chania, Macedonia, Thrace, and the bluish Aegean islands. A fewer greeting showers imaginable successful Attica.
Tuesday: Thrace, bluish and eastbound Aegean islands, bluish Cyclades, and the Dodecanese. A fewer day showers imaginable successful Attica.

Temperatures volition drop by up to 8°C by Wednesday, with midday highs astir 20°C. Cold conditions volition beryllium felt aboriginal successful the greeting and astatine night, particularly successful northern Greece, wherever single-digit temperatures are expected.

⛈️⚠️ΠΙΘΑΝΟΝ ΕΝΤΟΝΕΣ ΒΡΟΧΕΣ ΚΑΙ ΚΑΤΑΙΓΙΔΕΣ
✅Σας ενημερώνω ότι η ΕΜΥ επέλεξε την προειδοποίηση για τη νέα μεταβολή του καιρού να την εντάξει στη γενική πρόγνωση του καιρού και στην ενότητα "προειδοποιήσεις", όπου για τη Δευτέρα χαρακτηριστικά αναφέρεται:
" Πιθανώς κατά τόπους… pic.twitter.com/XlENIxAY2f

— Theodoros Kolydas (@KolydasT) October 5, 2025

On Monday and Tuesday, northerly winds successful the Ionian and westerly winds successful the confederate Aegean volition scope up to 8 Beaufort.
From Wednesday onward, nary caller upwind systems are expected, and temperatures volition instrumentality to seasonal levels.

Forecast Details

Today (Monday, October 6)

Showers and thunderstorms are expected, initially successful western Greece, gradually extending to the remainder of the country.
The astir aggravated phenomena are forecast:

In the west, until morning
In the Peloponnese, from greeting to noon
In Thrace, the eastern Aegean, and Crete, from the day onward

Temperatures:

Western Macedonia: 10–19°C
Rest of Macedonia and Thrace: 11–20°C
Thessaly: 13–25°C
Epirus: 14–19°C
Central Greece & Peloponnese: 11–25°C
Ionian Islands: 17–22°C
North & East Aegean: 12–25°C
Cyclades: 15–24°C
Dodecanese: 18–23°C
Crete: 12–26°C

Winds:

Aegean Sea: Southerly 3–5 Beaufort, turning northerly 4–6 Beaufort successful the northbound aft afternoon
Ionian Sea: Southwesterly 3–5 Beaufort, turning northwesterly 4–7 Beaufort from greeting to evening

Attica: Increasing clouds with rainfall and imaginable thunderstorms from noon.
Winds: South–southwest 2–4 Beaufort, turning northwest later.
Temperature: 17–24°C

Thessaloniki: Cloudy with rainfall until afternoon, locally beardown successful the morning.
Winds: Variable up to 3 Beaufort, turning northbound 3–5 Beaufort later.
Temperature: 16–19°C

Tuesday, October 7

Unsettled upwind with intermittent showers and isolated thunderstorms crossed astir areas.
Intense phenomena are imaginable successful Thrace, the eastern Aegean islands, and until noon successful the Dodecanese.

Winds:

Eastern and confederate Aegean: South 4–7 Beaufort, turning west-northwest
Rest of Greece: North-northwest 5–7 Beaufort, up to 8 Beaufort successful the Ionian

Temperature:

Northern mainland: 15–18°C
Central & confederate regions: 18–22°C
Southern islands: 23–25°C

Wednesday, October 8

Cloudy successful the east and south with section showers and isolated thunderstorms, gradually improving.
Elsewhere, partially cloudy with little section showers.
Winds: North 5–6 Beaufort, locally 7 astatine sea, weakening from afternoon.
Temperature: Little change.

Thursday, October 9

Cloudy successful the east with aboriginal showers oregon isolated thunderstorms, improving rapidly.
Elsewhere, mostly wide with a fewer clouds.
Winds: North–northwest 4–6 Beaufort.
Temperature: Slightly higher.