Weather for Flagg Hill Pond, MA - Flagg Hill Pond, MA Weather, Current Weather in Flagg Hill Pond, MA. Local weather report for Flagg Hill Pond, MA, Local Flagg Hill Pond, MA weather. Forecast for Flagg Hill Pond, Massachusetts, Flagg Hill Pond, MA weather forecast. Find your local Flagg Hill Pond weather forecast. Flagg Hill Pond, MA weather conditions.