Minor Dense Smoke Advisory | Effective 07/17/2026 16:55

Headline: 
Dense Smoke Advisory issued July 17 at 6:55PM CDT until July 17 at 10:00PM CDT by NWS Green Bay WI
Event: 
Dense Smoke Advisory
Urgency: 
Expected
Effective: 
July 17, 2026 - 4:55pm
Expires: 
July 18, 2026 - 1:00am
Description: 
* WHAT...For the Dense Smoke Advisory, dense smoke will reduce visibility to 1 NM. For the Small Craft Advisory, northwest winds 10 to 20 kt with gusts up to 25 kt veering northeast and waves 1 to 3 ft expected. * WHERE...Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI and Rock Island Passage to Sturgeon Bay WI. * WHEN...For the Dense Smoke Advisory, until 10 PM CDT this evening. For the Small Craft Advisory, from 9 AM to 7 PM CDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult.
Instruction: 
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.
Area Description: 
Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI; Rock Island Passage to Sturgeon Bay WI
Forcast Office: 
NWS Green Bay WI