Weather: Where the bad weather will hit in the coming hours

The terrible weather system is presently affecting Western Greece, with meteorological forecasts indicating that the phenomena volition proceed until precocious tonight. The worsening upwind conditions led the Hellenic National Meteorological Service (EMY) to upgrade its Emergency Weather Deterioration Bulletin to a Severe Weather Warning yesterday afternoon.

According to meteorologists, the strength of the atrocious upwind is expected to peculiarly interaction definite regions, meaning residents request to instrumentality precautionary measures. The terrible upwind is characterized by heavy rainfall and strong winds, phenomena that tin origin flooding and landslides, experts warn. The extremity of section authorities is to minimize immoderate imaginable antagonistic effects connected citizens and infrastructure.

EMY upgraded the upwind deterioration bulletin to a Severe Weather Warning owed to the barometric debased coming from Italy, which is moving eastward and bringing rainfall and locally aggravated thunderstorms, chiefly to the occidental parts of Greece.

More specifically, the Severe Weather Warning issued by EMY states:

Heavy rainfall and thunderstorms are expected done Sunday nighttime (September 28, 2025) successful the Ionian Sea (Zakynthos, Kefalonia, Ithaca, Lefkada), Aetolia-Acarnania, the occidental Peloponnese (Achaia, Ilia, Messinia), and the confederate parts of Epirus (the prefectures of Arta and Preveza).

According to the disposable forecast information from the National Observatory of Athens / Meteo.gr, the phenomena volition beryllium locally aggravated successful the Ionian Islands (Kefalonia, Zakynthos, Ithaca, Lefkada), Western Central Greece, and the Southern and Western Peloponnese. Gradually, from the greeting hours of Sunday, September 28, they volition weaken and determination eastward, locally affecting cardinal and bluish mainland areas.

The estimated rainfall amounts for Saturday nighttime (September 27, 21:00–00:00) (top), Sunday greeting (06:00–09:00) (middle), and Sunday noon (12:00–15:00) (bottom), were calculated by the numerical upwind prediction exemplary of the National Observatory of Athens / Meteo.gr.

Yesterday afternoon, an 112 exigency alert was sent to residents of the Ionian Islands.

Specifically, the connection warned residents of the Ionian Islands, arsenic good arsenic of Aetolia-Acarnania, Achaia, Ilia, Messinia, Arta, and Preveza, astir the dense rainfall expected successful these areas.

“Be cautious erstwhile traveling. Follow the instructions of the Authorities,” the connection read, among different things.

Meteorologist Klearchos Marousakis had besides warned since yesterday day astir unsafe upwind for Western Greece, emphasizing that the atrocious upwind volition effort to determination further eastbound and southbound contiguous and Monday, though with importantly reduced intensity.

Meanwhile, Giorgos Tsatrafilias stated successful a station that “forecast information continues to bespeak beardown thunderstorms and precocious rainfall amounts successful southwestern Greece. The phenomena volition statesman aboriginal Sunday greeting and past until precocious afternoon, successful an ON-OFF pattern. The strategy shows persistence successful these areas, which is wherefore there’s adjacent a awesome for up to 100 tons of h2o per acre (≈1,000 m²).”

Weather Today

A fewer clouds are expected, locally accrued astatine times, with scattered showers oregon thunderstorms implicit the mainland, the Ionian Sea, and perchance the bluish Aegean. During the greeting hours, aggravated phenomena are expected locally successful the occidental and confederate Peloponnese, the Ionian Islands (Lefkada, Ithaca, Kefalonia, and Zakynthos), and Western Central Greece.

Temperatures volition range:

Northern Greece: 11–23°C (8–21°C successful Western Macedonia)

Central & Southern Greece: 15–25°C

Western Greece: 15–27°C

Cyclades & Crete: 17–24°C

Eastern Aegean Islands & Dodecanese: 16–25°C

Winds:

In the Aegean, mean northerlies astatine 4–5 Beaufort, gradually weakening.

In the Ionian, mean east-southeasterlies astatine 4–5 Beaufort.

Weather connected Monday, September 29

Clouds locally accrued with scattered showers and isolated thunderstorms successful the westbound and south, gradually extending to the remainder of the country.

Winds: Northwestern successful the westbound (3–5 Beaufort); Northeasterly successful the eastbound with akin intensity.

Temperature: Slight drop. Maximums betwixt 21–23°C successful astir areas, reaching 25–26°C lone successful Crete and the Dodecanese.

Weather connected Tuesday, September 30

Clouds locally increased, chiefly implicit eastbound mainland Greece and Crete, with section showers until the evening. Morning visibility volition beryllium locally limited, particularly implicit occidental coastal and marine areas.

Winds: Northerly 3–4 Beaufort, locally up to 5 Beaufort successful the southeastern Aegean.

Temperature: No important change.

Weather connected Wednesday, October 1

A fewer clouds, locally accrued chiefly implicit eastbound mainland Greece and Crete, wherever little section showers whitethorn occur.

Winds: Northerly 3–5 Beaufort, locally up to 6 Beaufort successful the Aegean.

Temperature: Slight decrease.

Weather connected Thursday, October 2

Clouds volition summation rapidly from the west, bringing section rainfall and scattered thunderstorms initially successful the Ionian and gradually successful the remainder of the country. Crete and the Dodecanese volition lone spot temporarily accrued clouds.

Winds:

West: Southeasterly 4–6 Beaufort, gradually shifting to northwesterly 5–7 Beaufort.

East: Initially northerly to northeasterly 4–5 Beaufort, up to 6 Beaufort successful the bluish Aegean, past gradually turning southerly to southeasterly 5–6 Beaufort; successful the bluish Aegean, easterly to northeasterly 6–7 Beaufort.

Temperature: A further flimsy drop, particularly successful the north.