Alert archive / Northern Mariana Islands / Rip Current Statements in 2023
Rip Current Statement 14, NWS Guam
NWS Guam issued this rip current statement at May 24, 2023, 1:28 PM CDT. It was in force for 4 days.
The area
The counties it named.
The facts
- Issued
- May 24, 2023, 1:28 PM CDT (18:28 UTC)
- Expired
- May 28, 2023, 8:16 PM CDT
- In force
- 4 days
- Issued by
- NWS Guam
The text
As transmitted.
336 WHMY40 PGUM 241828 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU 428 AM ChST Thu May 25 2023 MPZ002-003-250830- /O.NEW.PGUM.SU.W.0003.230524T1828Z-230526T0000Z/ /O.NEW.PGUM.RP.S.0014.230524T1828Z-230526T0000Z/ /O.CON.PGUM.CF.W.0002.000000T0000Z-230525T0800Z/ Tinian-Saipan- 428 AM ChST Thu May 25 2023 ...HIGH SURF WARNING IN EFFECT UNTIL 10 AM CHST FRIDAY FOR SOUTH FACING REEFS... ...HIGH RISK OF RIP CURRENTS THROUGH FRIDAY MORNING FOR SOUTH FACING REEFS... ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM TONIGHT... * WHAT...For the Coastal Flood Warning, significant coastal flooding. For the High Surf Warning, dangerously large breaking waves of 12 to 16 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...Tinian and Saipan islands. * WHEN...For the Coastal Flood Warning, until 6 PM ChST this evening. For the High Surf Warning, until 10 AM ChST Friday. For the High Rip Current Risk, through Friday morning. * 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. Everyone should remain out of the water due to life-threatening surf conditions. Stay off of jetties, piers, and other waterside infrastructure. && $$ GUZ001-MPZ001-250800- /O.CON.PGUM.CF.W.0002.000000T0000Z-230525T0800Z/ Guam-Rota- 428 AM ChST Thu May 25 2023 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM CHST THURSDAY... A Coastal Flood Warning remains in effect for the Guam and Rota due to Mawar. See the latest Local Statement for specific information for each island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && $$
10 follow-up statements
281 WHMY40 PGUM 242311 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU 911 AM ChST Thu May 25 2023 MPZ002-003-250900- /O.CAN.PGUM.SU.W.0003.000000T0000Z-230526T0000Z/ /O.EXT.PGUM.SU.W.0004.000000T0000Z-230526T0800Z/ /O.EXT.PGUM.RP.S.0014.000000T0000Z-230526T0800Z/ /O.CON.PGUM.CF.W.0002.000000T0000Z-230525T0800Z/ Tinian-Saipan- 911 AM ChST Thu May 25 2023 ...HIGH SURF WARNING NOW IN EFFECT UNTIL 6 FRIDAY ALONG SOUTH AND WEST FACING REEFS... ...HIGH RISK OF RIP CURRENTS THROUGH FRIDAY AFTERNOON... ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM THIS EVENING... * WHAT...High Surf Warning, dangerously large breaking waves of 10 to 15 feet in the surf zone along south and west facing reefs. Expect life-threatening rip currents. For the Coastal Flood Warning, significant coastal flooding and erosion is likely due to high surf from Mawar. * WHERE...Saipan and Tinian. * WHEN...For the High Surf Warning and High Rip Current Risk, until 6 PM Friday. For the Coastal Flood Warning, until 6 PM this evening. * IMPACTS...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. Shoreline erosion will occur along with the possibility of inundation for coastal properties. PRECAUTIONARY/PREPAREDNESS ACTIONS... Stay out of the water. Everyone should remain out of the water due to life-threatening surf conditions. Stay off of piers and other waterside infrastructure. Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && $$ GUZ001-MPZ001-250800- /O.CON.PGUM.CF.W.0002.000000T0000Z-230525T0800Z/ Guam-Rota- 911 AM ChST Thu May 25 2023 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM THIS EVENING... A Coastal Flood Warning remains in effect for the Guam and Rota due to Mawar. See the latest Local Statement for specific information for each island. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && $$ BPB
429 WHMY40 PGUM 250210 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 1210 PM ChST Thu May 25 2023 GUZ001-MPZ001-251615- /O.CAN.PGUM.CF.W.0002.000000T0000Z-230525T0800Z/ /O.EXA.PGUM.SU.W.0004.000000T0000Z-230526T0800Z/ /O.EXA.PGUM.RP.S.0014.000000T0000Z-230526T0800Z/ Guam-Rota- 1210 PM ChST Thu May 25 2023 ...HIGH SURF WARNING IN EFFECT UNTIL 6 PM CHST FRIDAY... ...HIGH RISK OF RIP CURRENTS THROUGH FRIDAY AFTERNOON... ...COASTAL FLOOD WARNING IS CANCELLED... * WHAT...High Surf Warning, dangerously large breaking waves of 10 to 15 feet in the surf zone along south and west facing reefs. Expect life-threatening rip currents. * WHERE...Guam and Rota Counties. * WHEN...For the High Surf Warning, until 6 PM ChST Friday. For the High Rip Current Risk, through Friday afternoon. * IMPACTS...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. Shoreline erosion will occur along with the possibility of inundation for coastal properties. 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. 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. && $$ MPZ002-003-251615- /O.CAN.PGUM.CF.W.0002.000000T0000Z-230525T0800Z/ /O.CON.PGUM.SU.W.0004.000000T0000Z-230526T0800Z/ /O.CON.PGUM.RP.S.0014.000000T0000Z-230526T0800Z/ Tinian-Saipan- 1210 PM ChST Thu May 25 2023 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM CHST FRIDAY... ...HIGH RISK OF RIP CURRENTS THROUGH FRIDAY AFTERNOON... ...COASTAL FLOOD WARNING IS CANCELLED... * WHAT...High Surf Warning, dangerously large breaking waves of 10 to 15 feet in the surf zone along south and west facing reefs. Expect life-threatening rip currents. * WHERE...Tinian and Saipan Counties. * WHEN...For the High Surf Warning, until 6 PM ChST Friday. For the High Rip Current Risk, through Friday afternoon. * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions and significant beach erosion can be expected. Rip currents can sweep even the best swimmers away from shore into deeper water. Shoreline erosion will occur along with the possibility of inundation for coastal properties. PRECAUTIONARY/PREPAREDNESS ACTIONS... Everyone should remain out of the water due to life-threatening surf conditions. Stay off of jetties, piers, and other waterside infrastructure. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
944 WHMY40 PGUM 251837 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 437 AM ChST Fri May 26 2023 GUZ001-MPZ001>003-260845- /O.EXT.PGUM.SU.W.0004.000000T0000Z-230527T0800Z/ /O.EXT.PGUM.RP.S.0014.000000T0000Z-230527T0800Z/ Guam-Rota-Tinian-Saipan- 437 AM ChST Fri May 26 2023 ...HIGH SURF WARNING NOW IN EFFECT UNTIL 6 PM CHST SATURDAY... ...HIGH RISK OF RIP CURRENTS THROUGH SATURDAY AFTERNOON... * WHAT...High Surf Warning, dangerously large breaking waves of 10 to 15 feet in the surf zone along south and west facing reefs. While surf along south facing exposures will gradually diminish today, Super Typhoon Mawar will continue to send large westerly swells toward the islands, which could produce life-threatening rip currents. * WHERE...Guam, Rota, Tinian, and Saipan. * WHEN...Until 6 PM ChST Saturday. * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions can be expected. Rip currents can sweep even the best swimmers away from shore into deeper water. 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. 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. && $$ Birchard
292 WHMY40 PGUM 260836 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 636 PM ChST Fri May 26 2023 GUZ001-MPZ001>003-262245- /O.CON.PGUM.SU.W.0004.000000T0000Z-230527T0800Z/ /O.CON.PGUM.RP.S.0014.000000T0000Z-230527T0800Z/ Guam-Rota-Tinian-Saipan- 636 PM ChST Fri May 26 2023 ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 6 PM CHST SATURDAY... ...HIGH RISK OF RIP CURRENTS THROUGH SATURDAY AFTERNOON... * WHAT...High Surf Warning, dangerously large breaking waves of 10 to 15 feet in the surf zone along south and west facing reefs. While surf along south facing exposures will gradually diminish tonight, Super Typhoon Mawar will continue to send large westerly swells toward the islands, which could produce life- threatening rip currents. * WHERE...Guam, Rota, Tinian, and Saipan. * WHEN...Until 6 PM ChST Saturday. * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions can be expected. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Everyone should remain out of the water due to life-threatening surf conditions. Stay off of jetties, piers, and other waterside infrastructure. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
783 WHMY40 PGUM 261810 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 410 AM ChST Sat May 27 2023 GUZ001-MPZ001>003-270815- /O.CAN.PGUM.SU.W.0004.000000T0000Z-230527T0800Z/ /O.NEW.PGUM.SU.Y.0032.230526T2300Z-230528T0800Z/ /O.EXT.PGUM.RP.S.0014.000000T0000Z-230528T0800Z/ Guam-Rota-Tinian-Saipan- 410 AM ChST Sat May 27 2023 ...HIGH RISK OF RIP CURRENTS THROUGH SUNDAY AFTERNOON... ...HIGH SURF ADVISORY IN EFFECT THROUGH 6 PM CHST SUNDAY... ...HIGH SURF WARNING IS CANCELLED... * WHAT...For the High Surf Advisory, large breaking waves of 9 to 11 feet expected along west facing reefs and up to 9 feet along exposed south and north facing reefs. For the High Rip Current Risk, dangerous rip currents. * WHERE...Guam, Rota, Tinian and Saipan Counties. * WHEN...For the High Surf Advisory, from 9 AM this morning to 6 PM ChST Sunday. For the High Rip Current Risk, through Sunday afternoon. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Large west swells will decline slightly SUnday and Monday but expected continued westerly swell through much of the week. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$
204 WHMY40 PGUM 270718 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 518 PM ChST Sat May 27 2023 GUZ001-MPZ001>003-272130- /O.CON.PGUM.SU.Y.0032.000000T0000Z-230528T0800Z/ /O.CON.PGUM.RP.S.0014.000000T0000Z-230528T0800Z/ Guam-Rota-Tinian-Saipan- 518 PM ChST Sat May 27 2023 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM CHST SUNDAY... ...HIGH RISK OF RIP CURRENTS THROUGH SUNDAY AFTERNOON... * WHAT...Large breaking waves of 9 to 12 feet expected along west facing reefs and dangerous rip currents. * WHERE...West facing reefs of Guam, Rota, Tinian and Saipan. * WHEN...Through 6 PM ChST Sunday afternoon. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Large west swells will decline slightly Sunday night and Monday but expected continued westerly swell through much of the week. The high surf advisory may need to be extended. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ Stanko
053 WHMY40 PGUM 271726 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 326 AM ChST Sun May 28 2023 GUZ001-MPZ001>003-280730- /O.EXT.PGUM.SU.Y.0032.000000T0000Z-230529T0800Z/ /O.EXT.PGUM.RP.S.0014.000000T0000Z-230529T0800Z/ Guam-Rota-Tinian-Saipan- 326 AM ChST Sun May 28 2023 ...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 6 PM CHST MONDAY... ...HIGH RISK OF RIP CURRENTS THROUGH MONDAY AFTERNOON... * WHAT...Large breaking waves of 9 to 12 feet expected along west facing reefs and dangerous rip currents. * WHERE...West facing reefs of Guam, Rota, Tinian and Saipan. * WHEN...For the High Surf Advisory, until 6 PM ChST Monday. For the High Rip Current Risk, through Monday afternoon. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Large west swells will decline slightly Sunday night and Monday but expected continued westerly swell through much of the week. The high surf advisory may need to be extended. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$
860 WHMY40 PGUM 280343 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 143 PM ChST Sun May 28 2023 GUZ001-MPZ001>003-290345- /O.CON.PGUM.SU.Y.0032.000000T0000Z-230529T0800Z/ /O.CON.PGUM.RP.S.0014.000000T0000Z-230529T0800Z/ Guam-Rota-Tinian-Saipan- 143 PM ChST Sun May 28 2023 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM CHST MONDAY... ...HIGH RISK OF RIP CURRENTS THROUGH MONDAY AFTERNOON... * WHAT...Large breaking waves of 7 to 9 feet and dangerous rip currents expected along west facing reefs. * WHERE...West facing reefs of Guam, Rota, Tinian and Saipan. * WHEN...For the High Surf Advisory, until 6 PM ChST Monday. For the High Rip Current Risk, through Monday afternoon. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Large west swells will decline slightly Sunday night and Monday but expected continued westerly swell through much of the week. The high surf advisory may need to be extended. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ Slagle
760 WHMY40 PGUM 281906 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 506 AM ChST Mon May 29 2023 GUZ001-MPZ001>003-290800- /O.CON.PGUM.SU.Y.0032.000000T0000Z-230529T0800Z/ /O.CON.PGUM.RP.S.0014.000000T0000Z-230529T0800Z/ Guam-Rota-Tinian-Saipan- 506 AM ChST Mon May 29 2023 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM THIS EVENING... ...HIGH RISK OF RIP CURRENTS THROUGH THIS AFTERNOON... * WHAT...Large breaking waves of 7 to 9 feet and dangerous rip currents expected along west facing reefs. * WHERE...West facing reefs of Guam, Rota, Tinian and Saipan. * WHEN...Until 6 PM Monday afternoon. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Large west swells will decline slightly tonight allowing the risk of rip currents to become moderate. The risk will increase agian Tuesday night to high, then remain high the rest of the week, with surf also becoming hazardous once again. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$ Stanko
041 WHMY40 PGUM 290116 CFWGUM Coastal Hazard Message National Weather Service Tiyan GU Issued by National Weather Service Honolulu HI 1116 AM ChST Mon May 29 2023 GUZ001-MPZ001>003-290230- /O.CAN.PGUM.SU.Y.0032.000000T0000Z-230529T0800Z/ /O.CAN.PGUM.RP.S.0014.000000T0000Z-230529T0800Z/ Guam-Rota-Tinian-Saipan- 1116 AM ChST Mon May 29 2023 ...HIGH SURF ADVISORY IS CANCELLED... ...HIGH RIP CURRENT RISK IS CANCELLED... Surf along west-facing reefs has diminished and has fallen below hazardous levels. A moderate risk for rip currents will persist however. Hazardous surf could return by around Wednesday as a long-period west to northwest swell emanating from Typhoon Mawar reaches the Marianas. $$ Slagle
The office that day
Everything else NWS Guam issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 1:28 PM CDT | High Surf Warning | GUM | 5 hr | |
| May 24, 1:28 PM CDT | High Surf Warning | GUM | 48 hr | |
| May 24, 2:25 PM CDT | Small Craft Advisory | GUM | 47 hr | |
| May 24, 5:20 PM CDT | Wind Advisory | GUM | 6 hr | |
| May 24, 12:01 AM CDT | Flash Flood Warning | GUM | 17 hr | |
| May 24, 2:22 AM CDT | Extreme Wind Warning | GUM | 83 min | |
| May 24, 3:34 AM CDT | Extreme Wind Warning | GUM | 86 min | |
| May 24, 5:42 AM CDT | Extreme Wind Warning | GUM | 2 hr | |
| May 24, 5:42 AM CDT | Extreme Wind Warning | GUM | 2 hr |
Nearby
Rip Current Statements in Northern Mariana Islands, 2023Rip Current Statements in Guam, 2023Every rip current statement in 2023
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.