19th June 2024 – Hong Kong Exchange (HKEX) ha s announced trading to remain open in the new Severe Weather Trading (SWT) for securities & derivatives market from 23rd September 2024. Current suspensions or delays are from Typhoon Signal No. 8 (or above), a Black Rainstorm warning or "Extreme Conditions" announced by the Hong Kong government that could lead to delayed market opening or suspension of trading, clearing & settlement services. (Before the implementation of SWT, an issuance of Typhoon Signal No.8 or above, or a Black Rainstorm Warning by the Hong Kong Observatory, or an announcement of "Extreme Conditions" by the HKSAR Government, could lead to delayed market opening or suspension of trading, clearing and settlement services. HKEX (18/6/24): "Hong Kong Exchanges and Clearing Limited (HKEX) is pleased to announce the finalisation of the operational model and arrangements to allow Hong Kong's securities and derivatives markets to remain open during severe weather conditions.