Boston is expected to see a rainy, snowy start of the week before settling into a period of warmer, drier days, according to National Weather Service forecasts. Monday will be marked by a mix of sleet and wet snow, with temperatures expected to reach a high in the high 30s and a low just below freezing during the night. Most precipitation will occur through the early morning, with scattered snow showers throughout the afternoon and evening. By Tuesday, temperatures are expected to rise to a high around the mid-40s and remain dry but cloudy, with highs in the mid 50s. However, there is a chance of precipitation late Thursday, with another potential system expected to return.