* WHAT...North winds 15 to 20 knots diminishing to 10 to 15 knots in the afternoon. Waves 4 to 7 feet subsiding to 3 to 5 feet this afternoon and to 2 to 4 feet this evening.
* WHERE...Michigan City IN to St Joseph MI.
* WHEN...Until 1 AM EDT Thursday.
* IMPACTS...Conditions will be hazardous to small craft.