Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 51, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Aug 31, 2021, 8:59 PM PDT. It was in force for 30 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
- Aug 31, 2021, 8:59 PM PDT (03:59 UTC)
- Expired
- Sep 2, 2021, 2:39 AM PDT
- In force
- 30 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
744 WHUS76 KEKA 010359 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 859 PM PDT Tue Aug 31 2021 PZZ475-011200- /O.CAN.KEKA.GL.W.0041.000000T0000Z-210901T1600Z/ /O.NEW.KEKA.SE.W.0051.210901T0359Z-210902T1000Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 859 PM PDT Tue Aug 31 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 3 AM PDT THURSDAY... ...GALE WARNING IS CANCELLED... * WHAT...Very steep and hazardous seas 10 to 12 feet. North winds 20 to 30 kt with local gusts to 35 kt. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ470-011200- /O.CON.KEKA.GL.W.0041.000000T0000Z-210902T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 859 PM PDT Tue Aug 31 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...North winds 25 to 35 kt with gusts up to 40 kt and steep hazardous seas 11 to 13 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ450-011200- /O.CON.KEKA.SC.Y.0089.000000T0000Z-210902T1900Z/ Pt St George to Cape Mendocino out 10 nm- 859 PM PDT Tue Aug 31 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON PDT THURSDAY... * WHAT...North winds 15 to 25 kt. Local gusts over 35 kt near Pt St George. Much lighter winds elsewhere near shore. Steep seas 7 to 10 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until noon PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ455-011200- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210902T1000Z/ Cape Mendocino to Pt Arena out 10 nm- 859 PM PDT Tue Aug 31 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...Northwest winds 15 to 25 kt. Local gusts to 35 kt near Cape Mendocino. Steep seas 6 to 9 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
5 follow-up statements
414 WHUS76 KEKA 010910 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 210 AM PDT Wed Sep 1 2021 PZZ470-011715- /O.CON.KEKA.GL.W.0041.000000T0000Z-210902T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 210 AM PDT Wed Sep 1 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...North winds 25 to 35 kt with gusts up to 40 kt and seas 11 to 13 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-011715- /O.CON.KEKA.SE.W.0051.000000T0000Z-210902T1000Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 210 AM PDT Wed Sep 1 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...Very steep and hazardous seas 10 to 12 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ450-011715- /O.EXT.KEKA.SC.Y.0089.000000T0000Z-210903T1000Z/ Pt St George to Cape Mendocino out 10 nm- 210 AM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...North winds 15 to 25 kt with gusts up to 40 kt around Pt St George and seas 7 to 10 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ455-011715- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210902T1000Z/ Cape Mendocino to Pt Arena out 10 nm- 210 AM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 35 kt downwind of Cape Mendocino and seas 6 to 9 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
498 WHUS76 KEKA 011547 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 847 AM PDT Wed Sep 1 2021 PZZ470-020000- /O.CON.KEKA.GL.W.0041.000000T0000Z-210902T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 847 AM PDT Wed Sep 1 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...North winds 25 to 35 kt with gusts up to 40 kt and seas 10 to 13 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-020000- /O.CON.KEKA.SE.W.0051.000000T0000Z-210902T1000Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 847 AM PDT Wed Sep 1 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...Very steep and hazardous seas 9 to 12 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ455-020000- /O.EXT.KEKA.SC.Y.0086.000000T0000Z-210902T1300Z/ Cape Mendocino to Pt Arena out 10 nm- 847 AM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM PDT THURSDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and seas 6 to 9 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 6 AM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ450-020000- /O.CON.KEKA.SC.Y.0089.000000T0000Z-210903T1000Z/ Pt St George to Cape Mendocino out 10 nm- 847 AM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 40 kt and seas 7 to 10 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
479 WHUS76 KEKA 012146 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 246 PM PDT Wed Sep 1 2021 PZZ470-020600- /O.CON.KEKA.GL.W.0041.000000T0000Z-210902T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 246 PM PDT Wed Sep 1 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...North winds 25 to 35 kt with gusts up to 40 kt and seas 10 to 12 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-020600- /O.CON.KEKA.SE.W.0051.000000T0000Z-210902T1000Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 246 PM PDT Wed Sep 1 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...Very steep and hazardous seas 8 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ450-020600- /O.CON.KEKA.SC.Y.0089.000000T0000Z-210903T1000Z/ Pt St George to Cape Mendocino out 10 nm- 246 PM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 40 kt and seas 7 to 10 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ455-020600- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210902T1300Z/ Cape Mendocino to Pt Arena out 10 nm- 246 PM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT THURSDAY... * WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and seas 4 to 7 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 6 AM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
349 WHUS76 KEKA 020404 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 904 PM PDT Wed Sep 1 2021 PZZ470-021000- /O.CON.KEKA.GL.W.0041.000000T0000Z-210902T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 904 PM PDT Wed Sep 1 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...North winds 20 to 30 kt with gusts around 35 kt and steep hazardous seas 10 to 12 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-021000- /O.CON.KEKA.SE.W.0051.000000T0000Z-210902T1000Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 904 PM PDT Wed Sep 1 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY... * WHAT...Very steep and hazardous seas 9 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 AM PDT Thursday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ450-021215- /O.CON.KEKA.SC.Y.0089.000000T0000Z-210903T1000Z/ Pt St George to Cape Mendocino out 10 nm- 904 PM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...Northwest winds 5 to 15 kt with gusts up to 25 kt and steep seas 6 to 10 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ455-021215- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210902T1300Z/ Cape Mendocino to Pt Arena out 10 nm- 904 PM PDT Wed Sep 1 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT THURSDAY... * WHAT...North winds 5 to 15 kt. Locally stronger winds with gusts to 30 kt near Cape Mendocino. Steep seas 5 to 8 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 6 AM PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
150 WHUS76 KEKA 020939 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 239 AM PDT Thu Sep 2 2021 PZZ470-021745- /O.CAN.KEKA.GL.W.0041.000000T0000Z-210902T1000Z/ /O.NEW.KEKA.SE.W.0052.210902T0939Z-210902T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 239 AM PDT Thu Sep 2 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL NOON PDT TODAY... ...GALE WARNING IS CANCELLED... * WHAT...Very steep and hazardous seas 9 to 12 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon PDT today. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ475-021745- /O.CAN.KEKA.SE.W.0051.000000T0000Z-210902T1000Z/ /O.EXB.KEKA.SC.Y.0086.000000T0000Z-210904T0100Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 239 AM PDT Thu Sep 2 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM PDT FRIDAY... ...HAZARDOUS SEAS WARNING IS CANCELLED... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 6 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 6 PM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ450-021745- /O.CON.KEKA.SC.Y.0089.000000T0000Z-210903T1000Z/ Pt St George to Cape Mendocino out 10 nm- 239 AM PDT Thu Sep 2 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...Northwest winds 5 to 15 kt with gusts up to 25 kt and seas 5 to 8 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ455-021300- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210902T1300Z/ Cape Mendocino to Pt Arena out 10 nm- 239 AM PDT Thu Sep 2 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT EARLY THIS MORNING... * WHAT...Northeast winds 5 to 15 kt with gusts up to 30 kt and seas 5 to 8 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 6 AM PDT early this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Nearby
Hazardous Seas Warnings in California, 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.