* WHAT...Rough bar conditions expected. Seas 6 to 7 ft at 8 seconds and north winds 10 to 15 kt with gusts up to 20 kt.
* WHERE...In the Main Channel of the Columbia River Bar.
* WHEN...Until 5 AM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft, especially when operating near to, or attempting to cross, the Columbia River Bar.
* ADDITIONAL DETAILS...Ebb current of 4.42 kt at 534 AM Sunday. Seas 6 to 7 ft. Strong ebb current of 6.07 kt at 551 PM Sunday. Seas 7 ft.