Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 42, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Jul 24, 2021, 2:40 AM PDT. It took effect at Jul 24, 2021, 6:00 PM PDT. It was in force for 33 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
- Jul 24, 2021, 2:40 AM PDT (09:40 UTC)
- In effect from
- Jul 24, 2021, 6:00 PM PDT
- Expired
- Jul 26, 2021, 2:32 AM PDT
- In force
- 33 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
534 WHUS76 KEKA 240940 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 240 AM PDT Sat Jul 24 2021 PZZ450-241045- /O.CAN.KEKA.SC.Y.0076.000000T0000Z-210724T1000Z/ Pt St George to Cape Mendocino out 10 nm- 240 AM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ PZZ455-241045- /O.CAN.KEKA.SC.Y.0074.000000T0000Z-210724T1000Z/ Cape Mendocino to Pt Arena out 10 nm- 240 AM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... $$ PZZ470-241745- /O.CON.KEKA.SC.Y.0076.000000T0000Z-210725T0100Z/ /O.UPG.KEKA.SE.A.0009.210725T0100Z-210726T1900Z/ /O.NEW.KEKA.SE.W.0042.210725T0100Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 240 AM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING... ...HAZARDOUS SEAS WARNING IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PDT MONDAY... * 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 gusts up to 35 kt and seas 8 to 10 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Hazardous Seas Warning, from 6 PM this evening to 3 AM PDT Monday. For the Small Craft Advisory, until 6 PM PDT 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. && $$ PZZ475-241745- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 240 AM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 12 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
9 follow-up statements
901 WHUS76 KEKA 241541 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 841 AM PDT Sat Jul 24 2021 PZZ470-242345- /O.CON.KEKA.SC.Y.0076.000000T0000Z-210725T0100Z/ /O.CON.KEKA.SE.W.0042.210725T0100Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 841 AM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING... ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PDT MONDAY... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 9 to 12 feet expected. For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 40 kt and seas 8 to 10 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Hazardous Seas Warning, from 6 PM this evening to 3 AM PDT Monday. For the Small Craft Advisory, until 6 PM PDT 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. && $$ PZZ475-242345- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 841 AM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 12 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
424 WHUS76 KEKA 242115 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 215 PM PDT Sat Jul 24 2021 PZZ470-250515- /O.CON.KEKA.SC.Y.0076.000000T0000Z-210725T0100Z/ /O.CON.KEKA.SE.W.0042.210725T0100Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 215 PM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS EVENING... ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PDT MONDAY... * 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 gusts up to 40 kt and seas 8 to 10 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Hazardous Seas Warning, from 6 PM this evening to 3 AM PDT Monday. For the Small Craft Advisory, until 6 PM PDT 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. && $$ PZZ475-250515- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 215 PM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
080 WHUS76 KEKA 250056 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 556 PM PDT Sat Jul 24 2021 PZZ470-250900- /O.EXP.KEKA.SC.Y.0076.000000T0000Z-210725T0100Z/ /O.CON.KEKA.SE.W.0042.210725T0100Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 556 PM PDT Sat Jul 24 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... ...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 3 AM PDT Monday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. * ADDITIONAL DETAILS...North winds 20 to 30, with some localized gusts to 40 kt. 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. && $$ PZZ475-250900- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 556 PM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
400 WHUS76 KEKA 250320 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 820 PM PDT Sat Jul 24 2021 PZZ470-251130- /O.CON.KEKA.SE.W.0042.000000T0000Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 820 PM PDT Sat Jul 24 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... * WHAT...Very steep and hazardous seas 9 to 12 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Monday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. * ADDITIONAL DETAILS...North winds 20 to 30, with some localized gusts to 40 kt. 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. && $$ PZZ475-251130- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 820 PM PDT Sat Jul 24 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
872 WHUS76 KEKA 250956 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 256 AM PDT Sun Jul 25 2021 PZZ470-251800- /O.CON.KEKA.SE.W.0042.000000T0000Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 256 AM PDT Sun Jul 25 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... * WHAT...Very steep and hazardous seas 9 to 12 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Monday. * 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. && $$ PZZ475-251800- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 256 AM PDT Sun Jul 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
385 WHUS76 KEKA 251537 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 837 AM PDT Sun Jul 25 2021 PZZ470-252345- /O.CON.KEKA.SE.W.0042.000000T0000Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 837 AM PDT Sun Jul 25 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... * WHAT...Very steep and hazardous seas 10 to 12 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Monday. * 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. && $$ PZZ475-252345- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 837 AM PDT Sun Jul 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
830 WHUS76 KEKA 252134 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 234 PM PDT Sun Jul 25 2021 PZZ470-260545- /O.CON.KEKA.SE.W.0042.000000T0000Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 234 PM PDT Sun Jul 25 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... * WHAT...Very steep and hazardous seas 8 to 12 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Monday. * 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. && $$ PZZ475-260545- /O.CON.KEKA.SC.Y.0074.000000T0000Z-210726T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 234 PM PDT Sun Jul 25 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 10 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
062 WHUS76 KEKA 260325 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 825 PM PDT Sun Jul 25 2021 PZZ470-261000- /O.CON.KEKA.SE.W.0042.000000T0000Z-210726T1000Z/ Pt St George to Cape Mendocino 10 to 60 nm- 825 PM PDT Sun Jul 25 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY... * WHAT...Very steep and hazardous seas 9 to 11 feet. North winds 20 to 30 kt. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 AM PDT Monday. * 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. && $$ PZZ450-261130- /O.EXB.KEKA.SC.Y.0074.000000T0000Z-210727T0400Z/ Pt St George to Cape Mendocino out 10 nm- 825 PM PDT Sun Jul 25 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT MONDAY... * WHAT...Steep seas 6 to 8 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 9 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ475-261130- /O.EXT.KEKA.SC.Y.0074.000000T0000Z-210727T0400Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 825 PM PDT Sun Jul 25 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PDT MONDAY... * WHAT...North winds 15 to 25 kt and steep seas 7 to 10 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 9 PM PDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
032 WHUS76 KEKA 260932 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 232 AM PDT Mon Jul 26 2021 PZZ470-261745- /O.CAN.KEKA.SE.W.0042.000000T0000Z-210726T1000Z/ /O.EXB.KEKA.SC.Y.0074.210726T1000Z-210727T2200Z/ Pt St George to Cape Mendocino 10 to 60 nm- 232 AM PDT Mon Jul 26 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM PDT TUESDAY... ...HAZARDOUS SEAS WARNING IS CANCELLED... * WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 7 to 11 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 PM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ450-261745- /O.EXT.KEKA.SC.Y.0074.000000T0000Z-210727T1600Z/ Pt St George to Cape Mendocino out 10 nm- 232 AM PDT Mon Jul 26 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 AM PDT TUESDAY... * WHAT...Seas 5 to 7 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 9 AM 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. && $$ PZZ475-261745- /O.EXT.KEKA.SC.Y.0074.000000T0000Z-210727T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 232 AM PDT Mon Jul 26 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM PDT TUESDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 6 to 11 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
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.