One product issued by NWS for:
Dense Fog Advisory
URGENT - WEATHER MESSAGE National Weather Service Rapid City SD 942 PM MST Thu Nov 12 2026 SDZ001-012-025-WYZ060-131800- /O.CON.KUNR.FG.Y.0012.000000T0000Z-261113T1800Z/ Harding-Butte-Northern Foothills-Northeastern Crook- Including the cities of Whitewood, Reva, Ludlow, Fruitdale, Belle Fourche Reservoir, Hoover, Camp Crook, Colony, Buffalo, Belle Fourche, Saint Onge, Beulah, Newell, Vale, Ladner, Aladdin, Redig, and Spearfish 942 PM MST Thu Nov 12 2026 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST FRIDAY... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...In South Dakota, Butte, Harding, and Northern Foothills. In Wyoming, Northeastern Crook. * WHEN...Until 11 AM MST Friday. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ Calderon