Dense Smoke Advisory

* WHAT...For the Dense Smoke Advisory, dense smoke will reduce visibility to 1 to 2 NM. For the Small Craft Advisory, Highest gusts up to 25 kts from the northwest and highest waves around 4 feet expected.

* WHERE...St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island and Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary.

* WHEN...For the Dense Smoke Advisory, until 8 AM EDT Thursday. For the Small Craft Advisory, until midnight EDT tonight.

* IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult.