Storm Warning Issued for Western Lake Superior with 50-Knot Gusts and 15-Foot Waves
The National Weather Service has issued a Storm Warning for western Lake Superior, forecasting dangerous wind gusts up to 50 knots and waves reaching 15 feet through Monday morning.
Alert Details
The National Weather Service in Marquette, MI, has issued a Storm Warning for portions of Lake Superior. This follows a Gale Warning that will be in effect during the day on Sunday. The Storm Warning is classified as a severe event with immediate urgency for mariners in the region.
Affected Areas
The warning covers Lake Superior west of a line from Saxon Harbor, Wisconsin, to Grand Portage, Minnesota, beyond 5 nautical miles from the shore.
What You Should Do
Mariners are strongly advised to remain in port, alter course to avoid the storm, or secure their vessels for severe conditions. Storm-force winds and hazardous waves are capable of capsizing or damaging vessels and significantly reducing visibility.
Expected Conditions
Conditions are expected to deteriorate in two phases:
- Gale Warning Phase: Northeast winds of 25 to 35 knots with gusts up to 45 knots. Waves are expected to reach 10 to 15 feet.
- Storm Warning Phase: North winds of 30 to 35 knots with gusts increasing up to 50 knots. Waves will remain high at 10 to 15 feet.
Timeline
- Gale Warning: Effective from 8:00 AM EDT (7:00 AM CDT) to 8:00 PM EDT (7:00 PM CDT) on Sunday, March 15.
- Storm Warning: Effective from 8:00 PM EDT (7:00 PM CDT) Sunday, March 15, until 11:00 AM EDT (10:00 AM CDT) Monday, March 16.
Source: NOAA Official Notice
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