23.10.2026 17:30
While the rainy weather wave coming from the Balkans has affected Marmara and the Western Black Sea, the Meteorology pointed to 19:00 and issued a warning of thunderstorms and flooding for Istanbul and surrounding provinces.
Türkiye is coming under the influence of new rainy weather arriving via the Balkans. The system, expected to expand its effect in the later hours of the day, is expected to cause strong shower passages in the north and west of Marmara, the Western Black Sea and the Northern Aegean. The General Directorate of Meteorology (MGM) and AKOM warned citizens against adverse events such as flash floods, flooding and lightning strikes.
TIME GIVEN FOR ISTANBUL
According to MGM's forecasts, the thunderstorm shower, which increases its effect across Marmara in the afternoon, is predicted to reach Istanbul around 19:00. Along with the rainfall, air temperature across the city is expected to drop and hover around a maximum of 19 and a minimum of 15 degrees.
In the statement made by AKOM, it was reported that with the wind strengthening from northerly directions, temperatures will fall below 20 degrees as of the weekend and light shower passages will continue intermittently.
YELLOW-CODE WARNING FOR THRACE AND THE NORTHERN AEGEAN
A yellow-code warning was issued for Kırklareli, Tekirdağ and Edirne due to heavy rainfall. In Edirne, Kırklareli and Tekirdağ surroundings and the western parts of Çanakkale, rainfall is estimated to fall between 21 and 50 kilograms per square meter. Authorities emphasized that precautions should be taken against flash floods, flooding, lightning and disruptions in transportation.
PROVINCES WHERE THE RAINFALL WILL BE EFFECTIVE
According to Meteorology's latest weather forecast map, the regions and provinces where the shower rain will show its effect are listed as follows:
- Marmara Region: Istanbul, Edirne, Kırklareli, Tekirdağ, Çanakkale, Balıkesir, Bursa, Yalova, Kocaeli and Sakarya.
- Western Black Sea: Düzce, Zonguldak and Bartın.
- Aegean Region: northern parts of Izmir and the coastal lines of Çanakkale.