Petroleum County Moon PhasesUnited StatesMTPetroleum County1:55 am2:47 pmWinnettRise at 1:55 am, Set at 2:47 pm1:55 am2:47 pmWild Horse LakeRise at 1:55 am, Set at 2:47 pmFlatwillowLittle Bear LakePetrolia LakeTeigenWar Horse LakeWar Horse National Wildlife RefugeWild Horse LakeWinnettYellow Water Reservoir