A winter storm continues to develop over the Desert Southwest today. Showers will develop over the mountains late this afternoon and turn to snow this evening. Snow will become heavy, with the Sacramento Mountains receiving 6 to 12 inches of snow by Sunday. Lesser amounts of 3 to 5 inches are expected across the Gila Wilderness, mostly over the Black Range. Rain could also change to snow across some of the higher elevations of the lowlands such central Sierra County, the southern New Mexico Bootheel and Hudspeth County.