* WHAT...Rough bar conditions expected. For the first Small Craft Advisory, a very strong ebb current will lead to steep seas. For the second Small Craft Advisory, seas 6 to 9 ft at 9 seconds and west winds 10 to 15 kt with gusts up to 25 kt.
* WHERE...In the Main Channel of the Columbia River Bar.
* WHEN...Small Craft Advisory, from 3 PM Today to 7 PM PDT this evening. Small Craft Advisory, from 5 PM Tuesday to 11 AM PDT Wednesday.
* IMPACTS...Conditions will be hazardous to small craft, especially when operating near to, or attempting to cross, the Columbia River Bar.
* ADDITIONAL DETAILS...Very strong ebb current of 6.8 kt at 522 PM Monday. Seas 7 ft. Ebb current of 4.08 kt at 548 AM Tuesday. Seas 4 ft. Very strong ebb current of 6.98 kt at 601 PM Tuesday. Seas 9 ft.