Massac County UV ForecastUnited StatesILMassac CountyLow0.9MetropolisLow UV, 0.9Low0.9BrookportLow UV, 0.9Low1.4Mermet LakeLow UV, 1.4Big BayBoazBrookportCretaceous Hills Nature PreserveFort Massac State ParkHillermanJoppaMassac Forest Nature PreserveMermetMermet LakeMetropolisMetropolis Municipal AirportNew ColumbiaRound KnobSamothShady GroveUnionville