Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 47, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Aug 23, 2021, 2:58 PM PDT. It took effect at Aug 23, 2021, 6:00 PM PDT. It was in force for 18 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 23, 2021, 2:58 PM PDT (21:58 UTC)
- In effect from
- Aug 23, 2021, 6:00 PM PDT
- Expired
- Aug 24, 2021, 12:00 PM PDT
- In force
- 18 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
775 WHUS76 KEKA 232158 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 258 PM PDT Mon Aug 23 2021 PZZ470-240600- /O.EXT.KEKA.SC.Y.0086.000000T0000Z-210824T0100Z/ /O.NEW.KEKA.SE.W.0047.210824T0100Z-210824T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 258 PM PDT Mon Aug 23 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM THIS EVENING... ...HAZARDOUS SEAS WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON TUESDAY... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 9 to 12 feet expected. For the Small Craft Advisory, north winds 20 to 30 kt with occasional gusts to 35 kt and seas 8 to 11 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Hazardous Seas Warning, from 6 PM this evening to noon Tuesday. For the Small Craft Advisory, until 6 PM this evening. * 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. $$ PZZ450-240600- /O.EXT.KEKA.SC.Y.0087.000000T0000Z-210824T2300Z/ Pt St George to Cape Mendocino out 10 nm- 258 PM PDT Mon Aug 23 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM TUESDAY... * WHAT...North winds 5 to 15 kt with gusts to 30 kt and seas 6 to 9 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 4 PM Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. $$ PZZ475-240600- /O.EXT.KEKA.SC.Y.0086.000000T0000Z-210826T1900Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 258 PM PDT Mon Aug 23 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON THURSDAY... * WHAT...Northwest winds 15 to 25 kt with gusts to 30 kt and seas 7 to 10 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until noon 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. $$
5 follow-up statements
402 WHUS76 KEKA 240057 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 557 PM PDT Mon Aug 23 2021 PZZ470-240900- /O.EXP.KEKA.SC.Y.0086.000000T0000Z-210824T0100Z/ /O.CON.KEKA.SE.W.0047.210824T0100Z-210824T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 557 PM PDT Mon Aug 23 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL NOON PDT TUESDAY... ...SMALL CRAFT ADVISORY WILL EXPIRE AT 6 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 9 to 12 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon PDT Tuesday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ450-240900- /O.CON.KEKA.SC.Y.0087.000000T0000Z-210824T2300Z/ Pt St George to Cape Mendocino out 10 nm- 557 PM PDT Mon Aug 23 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PDT TUESDAY... * WHAT...Seas 6 to 10 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 4 PM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ475-240900- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210826T1900Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 557 PM PDT Mon Aug 23 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON PDT THURSDAY... * WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until noon PDT Thursday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
186 WHUS76 KEKA 240301 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 801 PM PDT Mon Aug 23 2021 PZZ470-241115- /O.CON.KEKA.SE.W.0047.000000T0000Z-210824T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 801 PM PDT Mon Aug 23 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL NOON PDT TUESDAY... * 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 Tuesday. * 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. && $$ PZZ450-241115- /O.CON.KEKA.SC.Y.0087.000000T0000Z-210824T2300Z/ Pt St George to Cape Mendocino out 10 nm- 801 PM PDT Mon Aug 23 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PDT TUESDAY... * WHAT...Seas 6 to 9 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 4 PM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ475-241115- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210826T1900Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 801 PM PDT Mon Aug 23 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON PDT THURSDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 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. && $$
292 WHUS76 KEKA 240937 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 237 AM PDT Tue Aug 24 2021 PZZ470-241745- /O.CON.KEKA.SE.W.0047.000000T0000Z-210824T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 237 AM PDT Tue Aug 24 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL NOON PDT TODAY... * WHAT...Very steep and hazardous seas 8 to 11 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon PDT today. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ450-241745- /O.CON.KEKA.SC.Y.0087.000000T0000Z-210824T2300Z/ Pt St George to Cape Mendocino out 10 nm- 237 AM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PDT THIS AFTERNOON... * WHAT...Seas 5 to 8 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 4 PM PDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ475-241745- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210826T1900Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 237 AM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON PDT THURSDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until noon PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
025 WHUS76 KEKA 241607 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 907 AM PDT Tue Aug 24 2021 PZZ470-241900- /O.CON.KEKA.SE.W.0047.000000T0000Z-210824T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 907 AM PDT Tue Aug 24 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL NOON TODAY... * WHAT...Very steep and hazardous seas 7 to 10 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon 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. $$ PZZ450-242300- /O.CON.KEKA.SC.Y.0087.000000T0000Z-210824T2300Z/ Pt St George to Cape Mendocino out 10 nm- 907 AM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM THIS AFTERNOON... * WHAT...Seas 4 to 7 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 4 PM this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. $$ PZZ475-250015- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210826T1900Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 907 AM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON THURSDAY... * WHAT...North winds 15 to 25 kt with gusts to 30 kt and seas 6 to 9 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until noon 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. $$
693 WHUS76 KEKA 241856 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 1156 AM PDT Tue Aug 24 2021 PZZ470-250300- /O.EXP.KEKA.SE.W.0047.000000T0000Z-210824T1900Z/ /O.EXB.KEKA.SC.Y.0086.210824T1900Z-210825T1300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 1156 AM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM WEDNESDAY... ...HAZARDOUS SEAS WARNING WILL EXPIRE AT NOON TODAY... * WHAT...North winds 15 to 20 kt with gusts to 25 kt and seas 6 to 9 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 6 AM Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. $$ PZZ450-242300- /O.CON.KEKA.SC.Y.0087.000000T0000Z-210824T2300Z/ Pt St George to Cape Mendocino out 10 nm- 1156 AM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM THIS AFTERNOON... * WHAT...Seas 4 to 6 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 4 PM this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. $$ PZZ475-250300- /O.CON.KEKA.SC.Y.0086.000000T0000Z-210826T1900Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 1156 AM PDT Tue Aug 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON THURSDAY... * WHAT...North winds 15 to 25 kt with gusts to 30 kt and seas 5 to 8 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until noon Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. $$
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.