Alert archive / California / Wind Advisories in 2023
Wind Advisory 10, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Feb 1, 2023, 2:04 AM PST for 4 counties in California. It took effect at Feb 2, 2023, 7:00 PM PST. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Feb 1, 2023, 2:04 AM PST (10:04 UTC)
- In effect from
- Feb 2, 2023, 7:00 PM PST
- Expired
- Feb 3, 2023, 10:00 AM PST
- In force
- 15 hr
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA, Mendocino County, CA, Trinity County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 60 km from the middle of the area, began a volume at 10:07 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Medford/Jackson, OR (KMFR), launched 00:00Z, 10.1 hours before the alert went out and 204 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2975 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
015 WWUS76 KEKA 011004 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 204 AM PST Wed Feb 1 2023 CAZ101>110-011815- /O.NEW.KEKA.WI.Y.0010.230202T2100Z-230203T0900Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- 204 AM PST Wed Feb 1 2023 ...WIND ADVISORY IN EFFECT FROM 1 PM THURSDAY TO 1 AM PST FRIDAY... * WHAT...Southeast winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Portions of northwest California. * WHEN...From 1 PM Thursday to 1 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds will occur across exposed ridges and coastal headlands. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
10 follow-up statements
350 WWUS76 KEKA 011800 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1000 AM PST Wed Feb 1 2023 CAZ101>110-020200- /O.CON.KEKA.WI.Y.0010.230202T2100Z-230203T0900Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- 1000 AM PST Wed Feb 1 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM THURSDAY TO 1 AM PST FRIDAY... * WHAT...Southeast winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Portions of northwest California. * WHEN...From 1 PM Thursday to 1 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds will occur across exposed ridges and coastal headlands. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
026 WWUS76 KEKA 012256 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 256 PM PST Wed Feb 1 2023 CAZ111-020700- /O.EXB.KEKA.WI.Y.0010.230203T0300Z-230203T1500Z/ Northeastern Mendocino Interior- 256 PM PST Wed Feb 1 2023 ...WIND ADVISORY IN EFFECT FROM 7 PM THURSDAY TO 7 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 mph. The strongest gusts could reach 60 mph on exposed coastal headlands and ridges. Lower elevation gusts around Humboldt Bay and in coastal valleys will remain closer to 45 mph. * WHERE...Northeastern Mendocino Interior County. * WHEN...From 7 PM Thursday to 7 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ101>110-020700- /O.EXT.KEKA.WI.Y.0010.230203T0300Z-230203T1500Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- 256 PM PST Wed Feb 1 2023 ...WIND ADVISORY NOW IN EFFECT FROM 7 PM THURSDAY TO 7 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 mph. The strongest gusts could reach 60 mph on exposed coastal headlands and ridges. Lower elevation gusts around Humboldt Bay and in coastal valleys will remain closer to 45 mph. * WHERE...Portions of northwest California. * WHEN...From 7 PM Thursday to 7 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
474 WWUS76 KEKA 020647 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1047 PM PST Wed Feb 1 2023 CAZ101>111-021500- /O.CON.KEKA.WI.Y.0010.230203T0300Z-230203T1500Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior- 1047 PM PST Wed Feb 1 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THURSDAY TO 7 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 mph. The strongest gusts could reach 60 mph on exposed coastal headlands and ridges. Lower elevation gusts around Humboldt Bay and in coastal valleys will remain closer to 45 mph. * WHERE...Portions of northwest California. * WHEN...From 7 PM Thursday to 7 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
766 WWUS76 KEKA 021017 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 217 AM PST Thu Feb 2 2023 CAZ101>111-021830- /O.EXT.KEKA.WI.Y.0010.230203T0300Z-230203T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior- 217 AM PST Thu Feb 2 2023 ...WIND ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 10 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 mph with gusts up to 55 mph expected. * WHERE...Portions of northwest California. * WHEN...From 7 PM this evening to 10 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds will occur across exposed ridges and coastal headlands. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
799 WWUS76 KEKA 021824 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1024 AM PST Thu Feb 2 2023 CAZ101>111-030230- /O.CON.KEKA.WI.Y.0010.230203T0300Z-230203T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior- 1024 AM PST Thu Feb 2 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 mph. The strongest gusts could reach 60 mph on exposed coastal headlands and ridges. Lower elevation gusts around Humboldt Bay and in coastal valleys will remain closer to 45 mph. * WHERE...Portions of northwest California. * WHEN...From 7 PM this evening to 10 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
598 WWUS76 KEKA 022239 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 239 PM PST Thu Feb 2 2023 CAZ101>111-030645- /O.CON.KEKA.WI.Y.0010.230203T0300Z-230203T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior- 239 PM PST Thu Feb 2 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 10 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 mph. The strongest gusts could reach 60 mph on exposed coastal headlands and ridges. Lower elevation gusts around Humboldt Bay and in coastal valleys will remain closer to 45 mph. * WHERE...Portions of northwest California. * WHEN...From 7 PM this evening to 10 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
187 WWUS76 KEKA 030618 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1018 PM PST Thu Feb 2 2023 CAZ101>111-031430- /O.CON.KEKA.WI.Y.0010.000000T0000Z-230203T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior- 1018 PM PST Thu Feb 2 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 mph. The strongest gusts could reach 60 mph on exposed coastal headlands and ridges. Lower elevation gusts around Humboldt Bay and in coastal valleys will remain closer to 45 mph. * WHERE...Portions of northwest California. * WHEN...Until 10 AM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
490 WWUS76 KEKA 031007 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 207 AM PST Fri Feb 3 2023 CAZ101>111-031800- /O.CON.KEKA.WI.Y.0010.000000T0000Z-230203T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior- 207 AM PST Fri Feb 3 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...South winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Portions of northwest California. * WHEN...Until 10 AM PST this morning. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds will occur across exposed ridges and coastal headlands. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
460 WWUS76 KEKA 031414 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 614 AM PST Fri Feb 3 2023 CAZ103>111-031515- /O.CAN.KEKA.WI.Y.0010.000000T0000Z-230203T1800Z/ Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Northern Trinity-Southern Trinity-Mendocino Coast- Northwestern Mendocino Interior-Northeastern Mendocino Interior- 614 AM PST Fri Feb 3 2023 ...WIND ADVISORY IS CANCELLED... $$ CAZ101-102-031800- /O.CON.KEKA.WI.Y.0010.000000T0000Z-230203T1800Z/ Coastal Del Norte-Del Norte Interior- 614 AM PST Fri Feb 3 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...South winds 15 to 25 mph with gusts up to 45 mph. * WHERE...Coastal Del Norte and Del Norte Interior Counties. * WHEN...Until 10 AM PST this morning. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds will occur across exposed ridges and coastal headlands. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
453 WWUS76 KEKA 031800 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1000 AM PST Fri Feb 3 2023 CAZ101-102-031900- /O.EXP.KEKA.WI.Y.0010.000000T0000Z-230203T1800Z/ Coastal Del Norte-Del Norte Interior- 1000 AM PST Fri Feb 3 2023 ...WIND ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 2:00 AM PST | Gale Warning | EKA | 55 hr |
Nearby
Wind Advisories in California, 2023Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.