Massac County UV ForecastUnited StatesILMassac CountyLow2.3MetropolisLow UV, 2.3Low2.3BrookportLow UV, 2.3Low2.8Mermet LakeLow UV, 2.8Big BayBoazBrookportCretaceous Hills Nature PreserveFort Massac State ParkHillermanJoppaMassac Forest Nature PreserveMermetMermet LakeMetropolisMetropolis Municipal AirportNew ColumbiaRound KnobSamothShady GroveUnionville