SVUS02 KSSM 212000 IOBSSM 1. 202000Q - 212000Q KATMAI BAY U/W ST MARYS RIVER 2. 210913Q ICERPT. ST MARYS RIVER - LIME ISLAND TO DETOUR. TWO-TENTHS SLUSH AND ROTTEN PLATE. 1 TO 3 IN. 3. AVG WIND: 062T AT 7KTS. VIS: 7 NM. TEMPS: 36/58. BT