To: 639163047000 Type: Auto bId: rId: ID: 23812 [WEATHER UPDATE] Issued at 4:00 AM, 17 May 2023 SYNOPSIS: Southwesterly Windflow affecting the western section of Luzon. Frontal System affecting Extreme Northern Luzon. Forecast Weather Condition Batanes and Babuyan Islands: Cloudy skies with rains, Frontal System, Possible flash floods to landslides due to moderate with at times heavy rains Zambales and Bataan: Cloudy skies with scattered rainshowers and thunderstorms, Southwesterly Windflow Possible flash floods or landslides during severe thunderstorms, Metro Manila and the rest of the country: Partly cloudy to cloudy skies with isolated rainshowers or thunderstorms Southwesterly Windflow / Localized Thunderstorms, Possible flash floods or landslides during severe thunderstorms,