The article reports that Lisbon is under a Yellow Weather Warning issued by IPMA due to the influence of Depression Therese, which is bringing strong showers and thunderstorms. The warning is active from early March 18th, between midnight and 9 a.m., with heightened risk of severe weather conditions, including high tides (preia-mar) coinciding with the warning time. The situation is expected to persist from March 17th evening through March 21st.