Massac County Wind ForecastUnited StatesILMassac County16.1mphWNWMetropolis16.1mph, WNW15mphWNWBrookport15mph, WNW17.2mphWNWMermet Lake17.2mph, WNWBig BayBoazBrookportCretaceous Hills Nature PreserveFort Massac State ParkHillermanJoppaMassac Forest Nature PreserveMermetMermet LakeMetropolisMetropolis Municipal AirportNew ColumbiaRound KnobSamothShady GroveUnionville