FLUS43 KMKX 041900 HWOMKX Hazardous Weather Outlook National Weather Service Milwaukee/Sullivan WI 200 PM CDT Tue Aug 4 2026 WIZ046-047-051-052-056>060-062>072-051900- Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge- Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee- Lafayette-Green-Rock-Walworth-Racine-Kenosha- 200 PM CDT Tue Aug 4 2026 This Hazardous Weather Outlook is for portions of east central Wisconsin, south central Wisconsin and southeast Wisconsin. .DAY ONE...Tonight Beach Hazards Statement is in effect through 10 PM for Sheboygan County beaches. Periods of thunderstorms are expected. Heavy downpours will be the main impact. Local flooding is possible. .DAYS TWO THROUGH SEVEN...Wednesday through Tuesday Thunderstorm chances linger into Wednesday afternoon, particularly south of I-94 and US-18. Additional storm chances return Sunday through early next week. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. $$ LMZ643>646-051900- Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 200 PM CDT Tue Aug 4 2026 This Hazardous Weather Outlook is for the nearshore waters from Sheboygan Wisconsin to Winthrop Harbor Illinois. .DAY ONE...Tonight A Small Craft Advisory is in through 10 PM from Port Washington to Sheboygan. Periods of thunderstorms are expected. Severe weather isn't anticipated. .DAYS TWO THROUGH SEVEN...Wednesday through Tuesday Thunderstorm chances continue into Wednesday, particularly near the Wisconsin-Illnois border. Additional storm chances return Sunday through early next week. $$ LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868- 870-872-874-876-878-051900- Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.- Lake Michigan from Seul Choix Point to Rock Island Passage 5NM offshore to Mid Lake- Lake Michigan South of a line from Seul Choix Point to the Mackinac Bridge and North of a line from Charlevoix MI to South Fox Island 5NM offshore- Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake- Lake Michigan from Point Betsie to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM offshore to mid lake- Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to Mid Lake- Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid Lake- Lake Michigan from Sheboygan to Port Washington WI 5NM offshore to Mid Lake- Lake Michigan from Port Washington to North Point Light WI 5NM offshore to Mid Lake- Lake Michigan from North Point Light to Wind Point WI 5NM offshore to Mid Lake- Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM offshore to Mid Lake- Lake Michigan from Wilmette Harbor to Michigan City in 5NM offshore to Mid Lake- Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid Lake- Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake- Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake- Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake- Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake- Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake- 200 PM CDT Tue Aug 4 2026 This Hazardous Weather Outlook is for the open waters of Lake Michigan. .DAY ONE...Tonight Periods of thunderstorms are expected. Severe weather isn't anticipated. .DAYS TWO THROUGH SEVEN...Wednesday through Tuesday Thunderstorm chances continue for the southern half through Wednesday. Additional storm chances return Sunday through early next week. $$ www.weather.gov/mkx