422 WHUS42 KMFL 162303 CFWMFL Coastal Hazard Message National Weather Service Miami FL 703 PM EDT Thu Apr 16 2026 FLZ168-172-173-170800- /O.CON.KMFL.RP.S.0019.000000T0000Z-260418T0000Z/ Coastal Palm Beach County-Coastal Broward County- Coastal Miami Dade County- 703 PM EDT Thu Apr 16 2026 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH FRIDAY EVENING... * WHAT...Dangerous rip currents. * WHERE...Coastal Palm Beach County, Coastal Broward County and Coastal Miami Dade County. * WHEN...Through Friday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$  143 WHMY40 PGUM 162334 CFWGUM URGENT - IMMEDIATE BROADCAST REQUESTED Coastal Hazard Message National Weather Service Tiyan GU 934 AM ChST Fri Apr 17 2026 MPZ002-003-170800- /O.EXT.PGUM.CF.W.0001.000000T0000Z-260417T1900Z/ /O.EXT.PGUM.SU.W.0005.000000T0000Z-260418T0000Z/ /O.EXT.PGUM.CF.Y.0002.260417T1900Z-260419T0100Z/ /O.EXT.PGUM.SU.Y.0038.260418T0000Z-260419T0700Z/ /O.EXT.PGUM.RP.S.0011.000000T0000Z-260419T0700Z/ Tinian-Saipan- 934 AM ChST Fri Apr 17 2026 ...COASTAL FLOOD WARNING NOW IN EFFECT UNTIL 5 AM CHST SATURDAY... ...HIGH SURF WARNING NOW IN EFFECT UNTIL 10 AM CHST SATURDAY... ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH SUNDAY AFTERNOON... ...COASTAL FLOOD ADVISORY NOW IN EFFECT FROM 5 AM SATURDAY TO 11 AM CHST SUNDAY... ...HIGH SURF ADVISORY NOW IN EFFECT FROM 10 AM SATURDAY TO 5 PM CHST SUNDAY... * WHAT...For the Coastal Flood Warning, significant coastal flooding of 4 to 6 feet. For the High Surf Warning, dangerously large breaking waves of 13 to 19 feet. For the Coastal Flood Advisory, minor coastal flooding of 1 to 2 feet expected. For the High Surf Advisory, large breaking waves of 10 to 14 feet expected. For the High Rip Current Risk, dangerous rip currents. * WHERE...South, west and north facing reefs and shorelines of Tinian and Saipan. * WHEN...For the Coastal Flood Warning, until 5 AM ChST Saturday. For the High Surf Warning, until 10 AM ChST Saturday. For the Coastal Flood Advisory, from 5 AM Saturday to 11 AM ChST Sunday. For the High Surf Advisory, from 10 AM Saturday to 5 PM ChST Sunday. For the High Rip Current Risk, through Sunday afternoon. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated. Some shoreline erosion will occur. Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions and significant beach erosion can be expected. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...As Typhoon Sinlaku continues to move away and wind driven waves decrease, the primary swell and highest surf will become southwest. Seas will be slow to subside over the next couple of days. PRECAUTIONARY/PREPAREDNESS ACTIONS... Everyone should remain out of the water due to life-threatening surf conditions. Stay off of jetties, piers, and other waterside infrastructure. Rip currents will be life threatening. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ GUZ001-MPZ001-170800- /O.EXT.PGUM.SU.W.0005.000000T0000Z-260418T0000Z/ /O.EXT.PGUM.SU.Y.0038.260418T0000Z-260419T0700Z/ /O.EXT.PGUM.RP.S.0011.000000T0000Z-260419T0700Z/ /O.CON.PGUM.CF.Y.0002.000000T0000Z-260418T0700Z/ Guam-Rota- 934 AM ChST Fri Apr 17 2026 ...HIGH SURF WARNING NOW IN EFFECT UNTIL 10 AM CHST SATURDAY... ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH SUNDAY AFTERNOON... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 PM CHST SATURDAY... ...HIGH SURF ADVISORY NOW IN EFFECT FROM 10 AM SATURDAY TO 5 PM CHST SUNDAY... * WHAT...For the High Surf Warning, dangerously large breaking waves of 12 to 18 feet in the surf zone. For the Coastal Flood Advisory, minor coastal flooding of 1 to 2 feet. For the High Surf Advisory, large breaking waves of 10 to 14 feet expected in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...South, west and north facing reefs and shorelines of Guam and Rota. * WHEN...For the High Surf Warning, until 10 AM ChST Saturday. For the Coastal Flood Advisory, until 5 PM ChST Saturday. For the High Surf Advisory, from 10 AM Saturday to 5 PM ChST Sunday. For the High Rip Current Risk, through Sunday afternoon. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions and significant beach erosion can be expected. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...As TY Sinlaku continues to move away and wind driven waves decrease, the primary swell and highest surf will be southwest. Seas will be slow to subside over the next couple of days. Surf heights of 12 to 18 feet are expected for Guam and Rota. PRECAUTIONARY/PREPAREDNESS ACTIONS... Everyone should remain out of the water due to life-threatening surf conditions. Stay off of jetties, piers, and other waterside infrastructure. Rip currents will be life threatening. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ IC