The Meteorological Department forecasts heavy to very heavy rain through Oct 25, with flash-flood, runoff and landslide risk. The South and East get continuous rain Sunday to Tuesday, then Central, including Bangkok, the lower Northeast, East and upper South intensify through the following Sunday. Waves may exceed 3 metres in the Andaman Sea and Gulf of Thailand. For a small business: check stock stored at ground level, plan deliveries around flooded routes, and avoid sending boats out in stormy areas.