Massac County Wind ForecastUnited StatesILMassac County0 mphNNWMetropolis0 mph, NNW0 mphNNWBrookport0 mph, NNW0 mphNMermet Lake0 mph, NBig BayBoazBrookportCretaceous Hills Nature PreserveFort Massac State ParkHillermanJoppaMassac Forest Nature PreserveMermetMermet LakeMetropolisMetropolis Municipal AirportNew ColumbiaRound KnobSamothShady GroveUnionville