NWS says a Small Craft Advisory begins late Friday, July 31 and continues into Sunday night for LMZ643 (Sheboygan to Port Washington). Isolated storms possible tonight.
NWS issued a Beach Hazards Statement Friday, July 31: life-threatening 4–6 ft waves and dangerous currents for Sheboygan County lakeshore Saturday, Aug. 1–Monday, Aug. 3.
NWS’ July 30 HWO warns thunderstorms at times Fri.–Sat and says winds/waves may approach SCA levels for Sheboygan-to-Port Washington. Re-check marine updates.
Thursday, July 30: NWS expects patchy smoke in the afternoon and into about midnight. Wisconsin air forecasts a Good/Moderate mix with possible Yellow PM2.5.
5:09 AM NWS outlook for Sheboygan County (WIZ052): no hazardous weather expected Wednesday or Wednesday night, but thunderstorms possible Friday through Saturday.
LMZ643 Small Craft Advisory runs 1:00 AM Tue July 28–1:00 AM Wed July 29 CDT; north winds 10–20 kt, gusts to 25 kt—hazardous for small craft.
NWS Beach Hazards Statement runs Tuesday, July 28 (12:00 AM CDT) to Wednesday, July 29 (10:00 AM CDT) for Sheboygan County—4 to 6-ft waves, dangerous currents.
NWS Hazardous Weather Outlook (WIZ052) updated Sunday, July 26 at 3:13 PM CDT: storms linger Monday morning; severe line possible Monday afternoon with hail/wind.
NWS issued a Heat Advisory for Sheboygan County Sunday, July 26 (noon–9 PM CDT) with heat index 97–104°F. Limit strenuous outdoor work and check on higher-risk neighbors.
NWS issued at 12:21 a.m. July 25 a Moderate Swim Risk for Lake Michigan beaches in Sheboygan County later this afternoon and early this evening.
NWS Small Craft Advisory for LMZ643 (Sheboygan to Port Washington) runs until 10:00 PM CDT Friday, July 24; hazards 4–10 PM for small craft.
NWS Hazardous Weather Outlook updated Fri., July 24 (10 AM CDT) flags storms Sunday, July 26–Monday, July 27 plus 97–103°F heat index risk for Sheboygan County.
NWS issued a 4:31 PM CDT Tuesday, July 21 Beach Hazards Statement for Sheboygan & Ozaukee counties—waves of 3 to 5 feet and dangerous currents through Wednesday morning.
NWS says Lake Michigan nearshore Small Craft Advisory ends 7:00 AM CDT Wed., July 22 for LMZ643-644, but runs until 4:00 PM for LMZ645-646.
NWS updated its Hazardous Weather Outlook for Sheboygan County forecast zone WIZ052 at 6:46 PM Monday, July 20, saying severe storms are possible this evening.
Wisconsin DNR updated PM2.5 guidance Monday, July 20 at 9:30 a.m.: advisory runs through noon, with possible extension to 6 p.m. for Sheboygan-area sensitive groups.
NWS issued a 6:12 AM CDT Monday, July 20 Hazardous Weather Outlook for Sheboygan County: storms expected this morning through this evening, with severe risk.
NWS says 3- to 5-foot waves and dangerous currents will make swimming unsafe at Sheboygan and Ozaukee County beaches from 1 p.m. Monday, July 20 through Tuesday morning.
NWS Dense Smoke Advisory for Lake Michigan waters from Sheboygan to Port Washington runs until 7:00 a.m. CDT Monday, July 20. Visibility may drop to 1 NM or less.
Wisconsin DNR’s wildfire-smoke PM2.5 Advisory for Sheboygan County runs until Monday, July 20 at noon. Sensitive groups should adjust outdoor plans.
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