Watches, Warnings & Advisories
2 products found for Marine Zone: LHZ421
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 432 PM EDT Wed Jun 18 2025 LHZ421-441-190845- /O.NEW.KDTX.SC.Y.0052.250619T0400Z-250619T2000Z/ Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Port Austin to Harbor Beach MI- 432 PM EDT Wed Jun 18 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM THURSDAY... * WHAT...Expect sustained winds up to 20 knots from the north with gusts up to 27 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 6 AM EDT Thursday with the largest waves expected around 8 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Detroit/Pontiac MI 432 PM EDT Wed Jun 18 2025 LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-190800- Lake St Clair- Michigan Waters of Lake Erie from Detroit River to North Cape MI- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI- Port Sanilac to Port Huron MI- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 432 PM EDT Wed Jun 18 2025 This hazardous weather outlook is for portions of Lake Erie, Lake Huron and Lake St Clair. .DAY ONE...Tonight A Severe Thunderstorm Watch is in effect until 10 PM this evening for the nearshore waters of Lake Huron south of Port Sanilac, Lake St Clair, and the Michigan waters of Lake Erie. Primary hazards are damaging wind gusts and tornadoes with large hail as a lesser hazard. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Temperatures highs of 90+ degrees will be possible Saturday and increasingly likely Sunday into early next week. Humid conditions may push heat indices to or above 100F. .SPOTTER INFORMATION STATEMENT... Dispatchers please notify your emergency managers immediately. Spotter activation is needed this evening. $$