NATIONAL WEATHER SERVICE PORTLAND OREGON
9:01 PM Friday December 19
W2.SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT THROUGH LATE SATURDAY NIGHT, IN THE MAIN CHANNEL, COMBINED SEAS OF 15 FEET BUILDING TO NEAR 20 FEET AROUND MIDNIGHT.W2 SEAS WILL HOVER IN THE 18 TO 20 FEET RANGE FOR MUCH OF SATURDAY.W2 HOWEVER, SEAS WILL TEMPORARILY BUILD TO NEAR 23 FEET WITH BREAKERS DURING THE EBB AROUND during the strong ebb around 3:30 pm saturday.W2