Marine Weather for LM 743

Active Advisory: (US Severe Weather)
Forecast as of 9:07 PM CDT on May 20, 2019
Calumet Harbor To Gary-Gary To Burns Harbor-
Burns Harbor To Michigan City-
Rest Of Tonight
Northeast winds 10 to 15 kt becoming east late. Chance of showers after midnight. Waves 1 to 3 ft.
Tuesday
East winds 10 to 20 kt increasing to 15 to 25 kt in the afternoon. Rain showers likely in the morning, then slight chance of showers in the afternoon. Waves 1 to 3 ft building to 2 to 4 ft in the afternoon.
Tuesday Night
Southeast winds to 30 kt. Slight chance of showers in the evening. Chance of thunderstorms through the night. Rain showers after midnight. Waves 3 to 5 ft. A Small Craft Advisory will likely be needed.
Wednesday
South winds 15 to 25 kt. Slight chance of showers in the morning. Waves 1 to 3 ft subsiding to 1 ft or less in the afternoon.

Watches & Warnings

Gale Warning, Small Craft Advisory
Issued: 3:06 AM CDT May. 22, 2019 – National Weather Service

... Gale Warning in effect until 7 am CDT this morning...
... Small Craft Advisory in effect from 7 am this morning to 9 PM
CDT this evening...

The National Weather Service in Chicago has issued a Gale
Warning, which is in effect until 7 am CDT this morning. The
Small Craft Advisory is now in effect from 7 am this morning to 9
PM CDT this evening.

* Winds... southeast gales to 35 kt early this morning becoming
south to 25 kt this morning and increasing to 30 kt this
afternoon.

* Significant waves... to 7 ft.

* Occasional waves... to 9 ft.

Precautionary/preparedness actions...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
Harbor prior to the onset of gale conditions.

A Small Craft Advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners... especially those operating smaller
vessels should avoid navigating in these conditions.







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