Alert archive / Oregon / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 13, NWS Medford, OR
NWS Medford, OR issued this hazardous seas warning at Feb 12, 2021, 2:21 AM PST. It took effect at Feb 12, 2021, 10:00 PM PST. It was in force for 22 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 12, 2021, 2:21 AM PST (10:21 UTC)
- In effect from
- Feb 12, 2021, 10:00 PM PST
- Expired
- Feb 13, 2021, 8:00 PM PST
- In force
- 22 hr
- Issued by
- NWS Medford, OR
The text
As transmitted.
718 WHUS76 KMFR 121021 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 221 AM PST Fri Feb 12 2021 PZZ356-376-122330- /O.CON.KMFR.SC.Y.0021.000000T0000Z-210213T0600Z/ /O.UPG.KMFR.GL.A.0008.210213T0600Z-210213T1500Z/ /O.NEW.KMFR.SE.W.0013.210213T0600Z-210213T1800Z/ /O.NEW.KMFR.GL.W.0011.210213T0600Z-210213T1800Z/ /O.EXT.KMFR.SE.A.0004.210213T1800Z-210214T0900Z/ Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm- Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm- 221 AM PST Fri Feb 12 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... ...GALE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY... ...HAZARDOUS SEAS WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY... ...HAZARDOUS SEAS WATCH NOW IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT... * WHAT...For the Small Craft Advisory, seas 7 to 10 ft at 11 seconds. For the Gale Warning, west winds 25 to 35 kt with gusts up to 40 kt and seas 13 to 17 ft at 10 seconds expected. For the Hazardous Seas Warning, very steep and hazardous seas 11 to 16 ft at 10 seconds expected. For the Hazardous Seas Watch, very steep and hazardous seas 13 to 17 ft at 17 seconds possible. * WHERE...All areas for the Small Craft Advisory today. The Gale Warning will affect most areas from Port Orford northward. The Hazardous Seas Warning will affect areas south of Port Orford. The Hazardous Seas Watch affects all areas. * WHEN...For the Small Craft Advisory, until 10 PM PST this evening. For the Gale Warning, from 10 PM this evening to 10 AM PST Saturday. For the Hazardous Seas Watch, from Saturday morning through late Saturday night. * IMPACTS...Strong winds and very steep seas could capsize or damage vessels. Low visibility conditions are expected. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid strong winds and very steep seas. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ350-370-122330- /O.CON.KMFR.SC.Y.0021.000000T0000Z-210213T0600Z/ /O.UPG.KMFR.GL.A.0008.210213T0600Z-210213T1500Z/ /O.NEW.KMFR.GL.W.0011.210213T0600Z-210213T1800Z/ /O.EXT.KMFR.SE.A.0004.210213T1800Z-210214T0900Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- 221 AM PST Fri Feb 12 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... ...GALE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY... ...HAZARDOUS SEAS WATCH NOW IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY NIGHT... * WHAT... For the Small Craft Advisory, seas 7 to 10 ft at 11 seconds. For the Gale Warning, west winds 25 to 35 kt with gusts up to 45 kt and seas 14 to 19 ft at 10 seconds expected. For the Hazardous Seas Watch, very steep and hazardous seas 15 to 19 ft at 18 seconds possible. * WHERE...All areas for the Small Craft Advisory, Gale Warning, and Hazardous Seas Watch. * WHEN... For the Small Craft Advisory, until 10 PM PST this evening. For the Gale Warning, from 10 PM this evening to 10 AM PST Saturday. For the Hazardous Seas Watch, from Saturday morning through late Saturday night. * IMPACTS...Strong winds and very steep seas could capsize or damage vessels. Low visibility conditions are expected. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid strong winds and very steep seas. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Visit us at https://www.weather.gov/Medford
5 follow-up statements
979 WHUS76 KMFR 122205 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 205 PM PST Fri Feb 12 2021 PZZ356-376-131115- /O.CON.KMFR.SC.Y.0021.000000T0000Z-210213T0600Z/ /O.EXT.KMFR.SE.W.0013.210213T0600Z-210214T0300Z/ /O.CON.KMFR.GL.W.0011.210213T0600Z-210213T1800Z/ /O.CAN.KMFR.SE.A.0004.210213T1800Z-210214T0900Z/ Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm- Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm- 205 PM PST Fri Feb 12 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... ...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY... ...HAZARDOUS SEAS WARNING NOW IN EFFECT FROM 10 PM THIS EVENING TO 7 PM PST SATURDAY... * WHAT...For the Small Craft Advisory, steep seas of 7 to 10 feet at 9 seconds through this evening. For the Gale Warning, south to southwest winds 25 to 35 kt with gusts up to 40 kt and seas 11 to 15 ft at 10 seconds. For the Hazardous Seas Warning, very steep and hazardous seas 11 to 15 ft at 12 seconds expected. * WHERE...For the Small Craft Advisory, all areas through this evening. For the Gale Warning, most areas from Port Orford northward. For the Hazardous Seas Warning, all areas south of Port Orford tonight through Saturday morning, then all areas thereafter. * WHEN...For the Small Craft Advisory, until 10 PM PST this evening. For the Gale Warning, from 10 PM this evening to 10 AM PST Saturday. For the Hazardous Seas Warning, from 10 PM this evening to 7 PM PST Saturday. * IMPACTS...Strong winds and steep to very steep seas could capsize or damage vessels. Low visibility conditions are expected. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid strong winds and very steep seas. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ350-370-131115- /O.CON.KMFR.SC.Y.0021.000000T0000Z-210213T0600Z/ /O.CON.KMFR.GL.W.0011.210213T0600Z-210213T1800Z/ /O.UPG.KMFR.SE.A.0004.210213T1800Z-210214T0900Z/ /O.EXB.KMFR.SE.W.0013.210213T1800Z-210214T0300Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- 205 PM PST Fri Feb 12 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... ...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY... ...HAZARDOUS SEAS WARNING IN EFFECT FROM 10 AM TO 7 PM PST SATURDAY... * WHAT...For the Small Craft Advisory, steep seas of 7 to 10 feet at 9 seconds through this evening. For the Gale Warning, southwest winds 25 to 35 kt with gusts up to 45 kt and seas 13 to 17 ft at 10 seconds. For the Hazardous Seas Warning, very steep and hazardous seas 13 to 17 ft at 12 seconds expected. * WHERE...All areas. * WHEN...For the Small Craft Advisory, until 10 PM PST this evening. For the Gale Warning, from 10 PM this evening to 10 AM PST Saturday. For the Hazardous Seas Warning, from 10 AM to 7 PM PST Saturday. * IMPACTS...Strong winds and very steep seas could capsize or damage vessels. Low visibility conditions are expected. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid strong winds and very steep seas. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Visit us at https://www.weather.gov/Medford
231 WHUS76 KMFR 131011 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 211 AM PST Sat Feb 13 2021 PZZ356-376-132315- /O.EXT.KMFR.GL.W.0011.000000T0000Z-210213T1200Z/ /O.EXT.KMFR.SE.W.0013.000000T0000Z-210214T0000Z/ /O.NEW.KMFR.SC.Y.0022.210214T0000Z-210216T0000Z/ Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm- Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm- 211 AM PST Sat Feb 13 2021 ...GALE WARNING NOW IN EFFECT UNTIL 4 AM PST EARLY THIS MORNING... ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST MONDAY... * WHAT...For the Gale Warning, southwest winds around 30 kt with gusts up to 40 kt and seas 12 to 14 ft at 10 seconds. For the Hazardous Seas Warning, very steep and hazardous seas 13 to 15 ft at 11 seconds. * WHERE...For the Gale Warning, mainly north of Port Orford. All areas for the Hazardous Seas Warning. * WHEN...For the Gale Warning, until 4 AM PST early this morning. For the Hazardous Seas Warning, until 4 PM PST this afternoon. * IMPACTS...Strong winds and very steep seas could capsize or damage vessels. Low visibility conditions are expected. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid strong winds and very steep seas. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ350-370-132315- /O.EXT.KMFR.GL.W.0011.000000T0000Z-210213T1200Z/ /O.EXT.KMFR.SE.W.0013.210213T1200Z-210214T0000Z/ /O.NEW.KMFR.SC.Y.0022.210214T0000Z-210216T0000Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- 211 AM PST Sat Feb 13 2021 ...GALE WARNING NOW IN EFFECT UNTIL 4 AM PST EARLY THIS MORNING... ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST MONDAY... * WHAT...For the Gale Warning, southwest winds 30 to 35 kt with gusts up to 40 kt and seas 13 to 15 ft at 9 seconds. For the Hazardous Seas Warning, very steep and hazardous seas 14 to 17 ft at 11 seconds expected. * WHERE...All areas. * WHEN...For the Gale Warning, until 4 AM PST early this morning. For the Hazardous Seas Warning, until 4 PM PST this afternoon. * IMPACTS...Strong winds and very steep seas could capsize or damage vessels. Low visibility conditions are expected. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid strong winds and very steep seas. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ Visit us at https://www.weather.gov/Medford
983 WHUS76 KMFR 131341 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 541 AM PST Sat Feb 13 2021 PZZ350-356-370-376-140245- /O.CON.KMFR.SE.W.0013.000000T0000Z-210214T0000Z/ /O.CON.KMFR.SC.Y.0022.210214T0000Z-210216T0000Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm- 541 AM PST Sat Feb 13 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST MONDAY... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 13 to 15 ft at 11 seconds. * WHERE...All areas. * WHEN...For the Hazardous Seas Warning, until 4 PM PST this afternoon. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossings will become especially treacherous. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for very steep seas and consider remaining in port until conditions improve. && $$ Visit us at https://www.weather.gov/Medford
483 WHUS76 KMFR 132206 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 206 PM PST Sat Feb 13 2021 PZZ350-356-370-376-141115- /O.EXT.KMFR.SE.W.0013.000000T0000Z-210214T0400Z/ /O.EXT.KMFR.SC.Y.0022.210214T0400Z-210217T1800Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm- 206 PM PST Sat Feb 13 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 8 PM PST THIS EVENING... ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 10 AM PST WEDNESDAY... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 12 to 14 ft at 10 seconds into this evening. For the Small Craft Advisory, west winds 15 to 25 kt becoming south 20 to 30 kt on Sunday with gusts up to 35 kt and seas 13 to 18 ft at 18 seconds expected. Winds becoming west and easing to 15 to 25 kt again Monday. Steep west to northwest swell will persist through Wednesday morning. * WHERE...All areas. * WHEN...For the Hazardous Seas Warning, until 8 PM PST this evening. For the Small Craft Advisory, from 8 PM this evening to 10 AM PST Wednesday. * IMPACTS...Steep to very steep and hazardous seas could capsize or damage vessels. Bar crossings will become especially treacherous. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for very steep seas and consider remaining in port until conditions improve. && $$ Visit us at https://www.weather.gov/Medford
867 WHUS76 KMFR 140419 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 819 PM PST Sat Feb 13 2021 PZZ350-356-370-376-141730- /O.EXP.KMFR.SE.W.0013.000000T0000Z-210214T0400Z/ /O.UPG.KMFR.SC.Y.0022.000000T0000Z-210217T1800Z/ /O.NEW.KMFR.SE.W.0014.210214T0419Z-210214T0600Z/ /O.NEW.KMFR.SC.Y.0023.210214T0600Z-210217T1800Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm- 819 PM PST Sat Feb 13 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 10 PM PST THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM PST WEDNESDAY... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 10 to 14 ft at 10 to 11 seconds. Overnight, seas will become steep at 10 to 14 feet and dominated by a mix of west 13 second swell and west 17 second swell. Winds and seas will increase on Sunday with west winds of 15 to 25 kt and gusts up to 35 kt and seas 13 to 18 ft at 18 seconds expected. Steep seas of 12 to 17 feet, dominated by west swell are expected Monday through early Wednesday. * WHERE...All areas. * WHEN...For the Hazardous Seas Warning, until 10 PM PST this evening. For the Small Craft Advisory, until 10 AM PST Wednesday. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossings will become especially treacherous. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for very steep seas and consider remaining in port until conditions improve. && $$ Visit us at https://www.weather.gov/Medford
The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 11, 9:29 PM PST | Gale Watch | MFR | 5 hr | |
| Feb 12, 12:01 AM PST | Dense Fog Advisory | MFR | Curry, Jackson, Josephine | 9 hr |
| Feb 12, 2:21 AM PST | Gale Warning | MFR | 26 hr | |
| Feb 12, 4:08 AM PST | Wind Advisory | MFR | Klamath, Lake | 35 hr |
Nearby
Hazardous Seas Warnings in Oregon, 2021Every hazardous seas warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.