Massac County UV ForecastUnited StatesILMassac CountyLow2.7MetropolisLow UV, 2.7Low2.7BrookportLow UV, 2.7Low2.5Mermet LakeLow UV, 2.5Big BayBoazBrookportCretaceous Hills Nature PreserveFort Massac State ParkHillermanJoppaMassac Forest Nature PreserveMermetMermet LakeMetropolisMetropolis Municipal AirportNew ColumbiaRound KnobSamothShady GroveUnionville