UPDATED Thursday 9.10 a.m.
Valletta and several other localities were shrouded in patchy mist on Wednesday evening and Thursday morning, reducing visibility to a few metres, as this footage taken in Crucifix Hill, Floriana, shows.
Readers also reported a similar situation in Sliema, Qormi, Hamrun and Blata l-Bajda. At Qormi, visibility was less than 10 metres.