Minor Dense Smoke Advisory | Effective 07/18/2026 13:48

Headline: 
Dense Smoke Advisory issued July 18 at 3:48PM CDT until July 20 at 7:00AM CDT by NWS Green Bay WI
Event: 
Dense Smoke Advisory
Urgency: 
Expected
Effective: 
July 18, 2026 - 1:48pm
Expires: 
July 18, 2026 - 10:00pm
Description: 
* WHAT...For the Small Craft Advisory, north wind veering northeast at 10 to 20 kt with gusts up to 25 kt and waves 1 to 3 ft expected. For the Dense Smoke Advisory, dense smoke will reduce visibility to 1 NM. * 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 7 AM CDT Monday. For the Small Craft Advisory, until 7 PM CDT this evening. * 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