Dense fog in Istanbul, Turkey, disrupted both land and sea transportation during the morning hours, with visibility dropping to a few meters in places. The conditions were particularly severe around the Bosphorus and the Üsküdar district.

The Bosphorus was temporarily closed to ship traffic due to the reduced visibility, affecting international maritime traffic through the strait. Turkish Coastal Safety officials announced that the Bosphorus line was temporarily closed to traffic because of limited visibility.

Turkish Coastal Safety officials announced the Bosphorus line was temporarily closed due to limited visibility.

The fog also led to the cancellation of the Sirkeci-Harem car ferry, while other Şehir Hatları (City Lines) ferry services were not cancelled. Aside from the car ferry, the fog did not cause any cancellations in Istanbul's city sea transport.

The fog affected the Bosphorus and the high elevations of Istanbul, according to reports.