Update 2019-08-02 (2): Two street cleaners were injured by an explosion in Suan Luang district, according to current reports. There are no reports of other people being injured.
Update 2019-08-02 (1): The police confirmed several explosions of small bombs. There are increased security measures.
AFP, Bangkok Post, FCO
2019-08-02: Several explosive devices detonated in Bangkok on Friday morning (02 August, local time). Affected were the following areas: Chong Nonsi BTS station, Soi 57/1 in Rama 9 road, King Power in Rang Nam road, and a government complex in Chaeng Wattana road. At least two people were injured.
Heightened security measures and operations of security forces are to be expected. Armed clashes are possible during arrests of terror suspects. Travellers are advised to exercise high caution, to strictly avoid operations of security forces, and to follow instructions from security forces.
AFP, Bangkok Post