Massac County UV ForecastUnited StatesILMassac CountyLow0.7MetropolisLow UV, 0.7Low0.7BrookportLow UV, 0.7Low0.4Mermet LakeLow UV, 0.4Big BayBoazBrookportCretaceous Hills Nature PreserveFort Massac State ParkHillermanJoppaMassac Forest Nature PreserveMermetMermet LakeMetropolisMetropolis Municipal AirportNew ColumbiaRound KnobSamothShady GroveUnionville