Flood warnings and high winds are expected for Boston this week, with forecasters predicting a period of chillier dry weather heading into next weekend. The National Weather Service (NWS) has issued a flood watch and high wind watch for the start of the week, which could lead to flooding in low-lying and flood-prone locations. The high is expected to reach the lower 60s Monday, with the low dipping to the 40s. A high-wind watch is also in place, warning of south winds up to 30 mph and potential gusts up to 60 mph throughout the period. The weather is mostly sunny on Tuesday, with temperatures expected to remain mostly or partly sunny throughout the week.