Weather for Plum Thicket Lake, LA - Plum Thicket Lake, LA Weather, Current Weather in Plum Thicket Lake, LA. Local weather report for Plum Thicket Lake, LA, Local Plum Thicket Lake, LA weather. Forecast for Plum Thicket Lake, Louisiana, Plum Thicket Lake, LA weather forecast. Find your local Plum Thicket Lake weather forecast. Plum Thicket Lake, LA weather conditions.