Smoke will be the most dense during the overnight and early morning hours through Thursday. A dense smoke advisory means widespread fires will create smoke, limiting visibilities. If driving, Slow down, use your headlights, and leave plenty of distance ahead of you in case a sudden stop is needed. The Alaska Department of Environmental Conservation has issued an Air Quality Advisory in effect through Wednesday afternoon for the Kenai Peninsula due to increased smoke activity from the Swan Lake Fire. Smoke from the Swan Lake fire will reduce visibilities to one quarter mile or less at times.Travel may be difficult due to low visibility. Facebook0TwitterEmailPrintFriendly分享The National Weather Service out of Anchorage has extended the dense smoke advisory for the interior Kenai Peninsula, including the Sterling Highway corridor from Sterling to Cooper Landing effective until 1pm, Thursday.