Areas of locally dense fog will affect areas on top of the hillin Duluth this afternoon. Visibilities of 1/2 to 1/4 mile havealready been observed, which should persist through the afternoonand early evening hours. Visibilities are expected to improvelater this evening. If traveling today, reduce your speed and uselow- beam headlights when encountering foggy areas.A Dense Fog Advisory may be needed. Keep updated on the latestforecast for fog development trends.