WWUS83 KGRB 181043 SPSGRB Special Weather Statement National Weather Service Green Bay WI 543 AM CDT Mon May 18 2026 WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-181400- Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln- Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano- Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago- Calumet-Manitowoc-Southern Marinette County- Southern Oconto County- 543 AM CDT Mon May 18 2026 ...PATCHY DENSE FOG EXPECTED EARLY THIS MORNING... Areas of fog with patchy dense fog can be expected early this morning. Visibilities will drop to less than a mile in many areas, and locally to 1/4 mile or less. Motorists should be alert for poor and rapidly changing visibilities during the morning commute. The foggy conditions are expected to improve in most areas by mid-morning. $$ Kieckbusch