Watches, Warnings & Advisories
2 products found for Marine Zone: LHZ421
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Detroit/Pontiac MI 443 AM EST Sun Dec 7 2025 LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-080930- Lake St Clair- Michigan Waters of Lake Erie from Detroit River to North Cape MI- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI- Port Sanilac to Port Huron MI- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 443 AM EST Sun Dec 7 2025 This hazardous weather outlook is for portions of Lake Erie, Lake Huron and Lake St Clair. .DAY ONE...Today and Tonight A Small Craft Advisory is in effect for portions of the Lake Huron nearshore. See the latest Marine Weather Message (MWW) for additional details. .DAYS TWO THROUGH SEVEN...Monday through Saturday Marginal gusts to gales possible late Monday night and Tuesday, mainly for the southern half of Lake Huron. Periods of snow, and even some rain, through the end of the week with spells of below average temperatures. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed today and tonight. $$ You can obtain your latest National Weather Service forecasts online at www.weather.gov/detroit. KGK
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 418 AM EST Sun Dec 7 2025 LHZ421-441>443-072130- /O.CON.KDTX.SC.Y.0093.251207T2000Z-251208T1500Z/ Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Port Austin to Harbor Beach MI- Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI- 418 AM EST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 AM EST MONDAY... * WHAT...Expect sustained winds up to 20 knots from the north with gusts up to 25 knots. The largest significant waves will be 8 feet with a potential maximum wave height of 12 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Port Austin to Harbor Beach MI, Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 9 PM EST Sunday with the largest waves expected around 10 PM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ KGK