Alert archive / California / Wind Advisories in 2022

Wind Advisory 10, NWS Eureka, CA

December 8, 20224 counties in California

NWS Eureka, CA issued this wind advisory at Dec 8, 2022, 2:52 AM PST for 4 counties in California. It took effect at Dec 9, 2022, 4:00 PM PST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Dec 8, 2022, 2:52 AM PST (10:52 UTC)
In effect from
Dec 9, 2022, 4:00 PM PST
Expired
Dec 10, 2022, 7:00 AM PST
In force
15 hr
Issued by
NWS Eureka, CA

Counties Del Norte County, CA, Humboldt County, CA, Lake County, CA, Mendocino County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 72 km from the middle of the area, began a volume at 10:55 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, 10.9 hours before the alert went out and 244 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.

Skew-T log-pSkew-T log-p diagram, Medford/Jackson, OR at 00:00Z on 2022-12-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Medford/Jackson, OR at 00:00Z on 2022-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
872 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

594 
WWUS76 KEKA 081052
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
252 AM PST Thu Dec 8 2022

CAZ101>106-081900-
/O.NEW.KEKA.WI.Y.0010.221210T0000Z-221210T1200Z/
Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast-
Southwestern Humboldt-Northern Humboldt Interior-
Southern Humboldt Interior-
252 AM PST Thu Dec 8 2022

...WIND ADVISORY IN EFFECT FROM 4 PM FRIDAY TO 4 AM PST
SATURDAY...

* WHAT...South winds 20 to 30 mph. Gusts up to 45 mph along the
  coast. Stronger gusts up to 55 mph expected along the ridges 
  and coastal headlands.

* WHERE...Coastal Del Norte, Del Norte Interior, Northern 
  Humboldt Coast, Southwestern Humboldt, Northern Humboldt 
  Interior and Southern Humboldt Interior Counties.

* WHEN...From 4 PM Friday to 4 AM PST Saturday.

* 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.

&&

$$
9 follow-up statements
447 
WWUS76 KEKA 081701
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
901 AM PST Thu Dec 8 2022

CAZ101-102-104>106-090115-
/O.UPG.KEKA.WI.Y.0010.221210T0000Z-221210T1200Z/
/O.NEW.KEKA.HW.W.0002.221210T0000Z-221210T0900Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
901 AM PST Thu Dec 8 2022

...HIGH WIND WARNING IN EFFECT FROM 4 PM FRIDAY TO 1 AM PST
SATURDAY...

* WHAT...South winds 30 to 40 mph with gusts up to 65 mph 
  expected.

* WHERE...Coastal Del Norte, Del Norte Interior, Southwestern 
  Humboldt, Northern Humboldt Interior and Southern Humboldt 
  Interior Counties.

* WHEN...From 4 PM Friday to 1 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ107-108-090115-
/O.NEW.KEKA.HW.W.0002.221210T0000Z-221210T0900Z/
Northern Trinity-Southern Trinity-
901 AM PST Thu Dec 8 2022

...HIGH WIND WARNING IN EFFECT FROM 4 PM FRIDAY TO 1 AM PST
SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Northern Trinity and Southern Trinity Counties.

* WHEN...From 4 PM Friday to 1 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ109>113-090115-
/O.EXB.KEKA.WI.Y.0010.221210T0600Z-221210T1200Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-
901 AM PST Thu Dec 8 2022

...WIND ADVISORY IN EFFECT FROM 10 PM FRIDAY TO 4 AM PST
SATURDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph 
  expected.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior, 
  Northeastern Mendocino Interior, Southwestern Mendocino 
  Interior and Southeastern Mendocino Interior Counties.

* WHEN...From 10 PM Friday to 4 AM PST Saturday.

* 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.

&&

$$

CAZ103-090115-
/O.EXT.KEKA.WI.Y.0010.221210T0000Z-221210T0900Z/
Northern Humboldt Coast-
901 AM PST Thu Dec 8 2022

...WIND ADVISORY NOW IN EFFECT FROM 4 PM FRIDAY TO 1 AM PST
SATURDAY...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph 
  expected.

* WHERE...Northern Humboldt Coast County.

* WHEN...From 4 PM Friday to 1 AM PST Saturday.

* 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.

&&

$$
382 
WWUS76 KEKA 082210
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
210 PM PST Thu Dec 8 2022

CAZ101-102-104>108-090615-
/O.CON.KEKA.HW.W.0002.221210T0000Z-221210T0900Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
Northern Trinity-Southern Trinity-
210 PM PST Thu Dec 8 2022

...HIGH WIND WARNING REMAINS IN EFFECT FROM 4 PM FRIDAY TO 1 AM
PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Coastal Del Norte, Del Norte Interior, Southwestern 
  Humboldt, Northern Humboldt Interior, Southern Humboldt 
  Interior, Northern Trinity and Southern Trinity Counties.

* WHEN...From 4 PM Friday to 1 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ103-090615-
/O.CON.KEKA.WI.Y.0010.221210T0000Z-221210T0900Z/
Northern Humboldt Coast-
210 PM PST Thu Dec 8 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM FRIDAY TO 1 AM PST
SATURDAY...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges 
  and coastal headlands.

* WHERE...Northern Humboldt Coast County.

* WHEN...From 4 PM Friday to 1 AM PST Saturday.

* 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.

&&

$$

CAZ109>113-090615-
/O.CON.KEKA.WI.Y.0010.221210T0600Z-221210T1200Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-
210 PM PST Thu Dec 8 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM FRIDAY TO 4 AM PST
SATURDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior, 
  Northeastern Mendocino Interior, Southwestern Mendocino 
  Interior and Southeastern Mendocino Interior Counties.

* WHEN...From 10 PM Friday to 4 AM PST Saturday.

* 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.

&&

$$
825 
WWUS76 KEKA 090625
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
1025 PM PST Thu Dec 8 2022

CAZ101-102-104>108-091430-
/O.CON.KEKA.HW.W.0002.221210T0000Z-221210T0900Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
Northern Trinity-Southern Trinity-
1025 PM PST Thu Dec 8 2022

...HIGH WIND WARNING REMAINS IN EFFECT FROM 4 PM FRIDAY TO 1 AM
PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Coastal Del Norte, Del Norte Interior, Southwestern
  Humboldt, Northern Humboldt Interior, Southern Humboldt
  Interior, Northern Trinity and Southern Trinity Counties.This
  includes the communities of Smith River, Crescent City,and
  Petrolia.

* WHEN...From 4 PM Friday to 1 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ103-091430-
/O.CON.KEKA.WI.Y.0010.221210T0000Z-221210T0900Z/
Northern Humboldt Coast-
1025 PM PST Thu Dec 8 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM FRIDAY TO 1 AM PST
SATURDAY...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Northern Humboldt Coast County. This includes
  communities such as Orick, Trinidad, McKinleyville, Arcata,
  Eureka, Loleta, Ferndale, Fortuna, and Rio Dell.

* WHEN...From 4 PM Friday to 1 AM PST Saturday.

* 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.

&&

$$

CAZ109>113-091430-
/O.CON.KEKA.WI.Y.0010.221210T0600Z-221210T1200Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-
1025 PM PST Thu Dec 8 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM FRIDAY TO 4 AM PST
SATURDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges 
  and coastal headlands.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior,
  Northeastern Mendocino Interior, Southwestern Mendocino Interior
  and Southeastern Mendocino Interior Counties. This includes
  communities such as Mendocino, Manchester, and Point Arena.

* WHEN...From 10 PM Friday to 4 AM PST Saturday.

* 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.

&&

$$
505 
WWUS76 KEKA 091450
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
650 AM PST Fri Dec 9 2022

CAZ101-102-104>108-092300-
/O.CON.KEKA.HW.W.0002.221210T0000Z-221210T0900Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
Northern Trinity-Southern Trinity-
650 AM PST Fri Dec 9 2022

...HIGH WIND WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON
TO 1 AM PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Coastal Del Norte, Del Norte Interior, Southwestern 
  Humboldt, Northern Humboldt Interior, Southern Humboldt 
  Interior, Northern Trinity and Southern Trinity Counties.This
  includes the communities of Smith River, Crescent City,and
  Petrolia.

* WHEN...From 4 PM this afternoon to 1 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ103-092300-
/O.CON.KEKA.WI.Y.0010.221210T0000Z-221210T0900Z/
Northern Humboldt Coast-
650 AM PST Fri Dec 9 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM PST SATURDAY...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 55 mph
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Northern Humboldt Coast County. This includes
  communities such as Orick, Trinidad, McKinleyville, Arcata,
  Eureka, Loleta, Ferndale, Fortuna, and Rio Dell.

* WHEN...From 4 PM this afternoon to 1 AM PST Saturday.

* 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.

&&

$$

CAZ109>113-092300-
/O.CON.KEKA.WI.Y.0010.221210T0600Z-221210T1200Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-
650 AM PST Fri Dec 9 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
4 AM PST SATURDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges 
  and coastal headlands.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior,
  Northeastern Mendocino Interior, Southwestern Mendocino Interior
  and Southeastern Mendocino Interior Counties. This includes
  communities such as Mendocino, Manchester, and Point Arena.

* WHEN...From 10 PM this evening to 4 AM PST Saturday.

* 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.

&&

$$
922 
WWUS76 KEKA 091833
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
1033 AM PST Fri Dec 9 2022

CAZ101-102-104>108-100245-
/O.CON.KEKA.HW.W.0002.221210T0000Z-221210T0900Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
Northern Trinity-Southern Trinity-
1033 AM PST Fri Dec 9 2022

...HIGH WIND WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON
TO 1 AM PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Coastal Del Norte, Del Norte Interior, Southwestern 
  Humboldt, Northern Humboldt Interior, Southern Humboldt 
  Interior, Northern Trinity and Southern Trinity Counties.

* WHEN...From 4 PM this afternoon to 1 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ114-115-100245-
/O.EXA.KEKA.WI.Y.0010.221210T0600Z-221210T1200Z/
Northern Lake-Southern Lake-
1033 AM PST Fri Dec 9 2022

...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 AM PST
SATURDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Northern Lake and Southern Lake Counties.

* WHEN...From 10 PM this evening to 4 AM PST Saturday.

* 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.

&&

$$

CAZ103-100245-
/O.CON.KEKA.WI.Y.0010.221210T0000Z-221210T0900Z/
Northern Humboldt Coast-
1033 AM PST Fri Dec 9 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO
1 AM PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Northern Humboldt Coast County.

* WHEN...From 4 PM this afternoon to 1 AM PST Saturday.

* 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.

&&

$$

CAZ109>113-100245-
/O.CON.KEKA.WI.Y.0010.221210T0600Z-221210T1200Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-
1033 AM PST Fri Dec 9 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
4 AM PST SATURDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges 
  and coastal headlands.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior, 
  Northeastern Mendocino Interior, Southwestern Mendocino 
  Interior and Southeastern Mendocino Interior Counties.

* WHEN...From 10 PM this evening to 4 AM PST Saturday.

* 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.

&&

$$
061 
WWUS76 KEKA 092201
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
201 PM PST Fri Dec 9 2022

CAZ101-102-104>108-100615-
/O.CON.KEKA.HW.W.0002.221210T0000Z-221210T0900Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
Northern Trinity-Southern Trinity-
201 PM PST Fri Dec 9 2022

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Coastal Del Norte, Del Norte Interior, Southwestern 
  Humboldt, Northern Humboldt Interior, Southern Humboldt 
  Interior, Northern Trinity and Southern Trinity Counties.

* WHEN...Until 1 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ103-100615-
/O.CON.KEKA.WI.Y.0010.221210T0000Z-221210T0900Z/
Northern Humboldt Coast-
201 PM PST Fri Dec 9 2022

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Northern Humboldt Coast County.

* WHEN...Until 1 AM PST Saturday.

* 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.

&&

$$

CAZ109>115-100615-
/O.CON.KEKA.WI.Y.0010.221210T0600Z-221210T1200Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-Northern Lake-Southern Lake-
201 PM PST Fri Dec 9 2022

...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO
4 AM PST SATURDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior, 
  Northeastern Mendocino Interior, Southwestern Mendocino 
  Interior, Southeastern Mendocino Interior, Northern Lake and 
  Southern Lake Counties.

* WHEN...From 10 PM this evening to 4 AM PST Saturday.

* 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.

&&

$$
764 
WWUS76 KEKA 100257
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
657 PM PST Fri Dec 9 2022

CAZ101-102-104>108-101100-
/O.EXT.KEKA.HW.W.0002.000000T0000Z-221210T1200Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
Northern Trinity-Southern Trinity-
657 PM PST Fri Dec 9 2022

...HIGH WIND WARNING NOW IN EFFECT UNTIL 4 AM PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph.
  Strongest winds typically occur across exposed ridges and
  coastal headlands.

* WHERE...Coastal Del Norte, Del Norte Interior, Southwestern 
  Humboldt, Northern Humboldt Interior, Southern Humboldt 
  Interior, Northern Trinity and Southern Trinity Counties.

* WHEN...Until 4 AM PST Saturday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ103-101100-
/O.EXT.KEKA.WI.Y.0010.000000T0000Z-221210T1200Z/
Northern Humboldt Coast-
657 PM PST Fri Dec 9 2022

...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM PST SATURDAY...

* WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph.
  Strongest winds typically occur across exposed ridges and
  coastal headlands.

* WHERE...Northern Humboldt Coast County.

* WHEN...Until 4 AM PST Saturday.

* 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.

&&

$$

CAZ109>115-101100-
/O.EXT.KEKA.WI.Y.0010.221210T0600Z-221210T1500Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-Northern Lake-Southern Lake-
657 PM PST Fri Dec 9 2022

...WIND ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 7 AM
PST SATURDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 55 mph 
  expected. Strongest winds typically occur across exposed ridges
  and coastal headlands.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior, 
  Northeastern Mendocino Interior, Southwestern Mendocino 
  Interior, Southeastern Mendocino Interior, Northern Lake and 
  Southern Lake Counties.

* WHEN...From 10 PM this evening to 7 AM PST Saturday.

* 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.

&&

$$
748 
WWUS76 KEKA 101215
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
415 AM PST Sat Dec 10 2022

CAZ101-102-104>108-101315-
/O.EXP.KEKA.HW.W.0002.000000T0000Z-221210T1200Z/
Coastal Del Norte-Del Norte Interior-Southwestern Humboldt-
Northern Humboldt Interior-Southern Humboldt Interior-
Northern Trinity-Southern Trinity-
415 AM PST Sat Dec 10 2022

...HIGH WIND WARNING HAS EXPIRED...

Winds will continue to decrease this morning. 

$$

CAZ103-101315-
/O.EXP.KEKA.WI.Y.0010.000000T0000Z-221210T1200Z/
Northern Humboldt Coast-
415 AM PST Sat Dec 10 2022

...WIND ADVISORY HAS EXPIRED...

Winds will continue to decrease this morning. 

$$

CAZ109>115-101500-
/O.CON.KEKA.WI.Y.0010.000000T0000Z-221210T1500Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-Northern Lake-Southern Lake-
415 AM PST Sat Dec 10 2022

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THIS MORNING...

* WHAT...South winds 15 to 25 mph with gusts up to 55 mph.

* WHERE...Mendocino Coast, Northwestern Mendocino Interior, 
  Northeastern Mendocino Interior, Southwestern Mendocino 
  Interior, Southeastern Mendocino Interior, Northern Lake and 
  Southern Lake Counties.

* WHEN...Until 7 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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
388 
WWUS76 KEKA 101458
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
658 AM PST Sat Dec 10 2022

CAZ109>115-101600-
/O.EXP.KEKA.WI.Y.0010.000000T0000Z-221210T1500Z/
Mendocino Coast-Northwestern Mendocino Interior-
Northeastern Mendocino Interior-Southwestern Mendocino Interior-
Southeastern Mendocino Interior-Northern Lake-Southern Lake-
658 AM PST Sat Dec 10 2022

...WIND ADVISORY WILL EXPIRE AT 7 AM PST THIS MORNING...

Wind gusting to 45 mph over some of the exposed ridges will 
persist through mid morning. 

$$

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 8, 2:37 AM PSTGale WarningEKA52 hr
Dec 8, 2:37 AM PSTStorm WarningEKA49 hr
Dec 8, 9:01 AM PSTHigh Wind WarningEKADel Norte, Humboldt, Trinity43 hr
Dec 8, 9:31 AM PSTWinter Storm WarningEKA53 hr
Dec 8, 9:31 AM PSTWinter Weather AdvisoryEKATrinity42 hr
Dec 8, 9:33 AM PSTSmall Craft AdvisoryEKA27 hr

Nearby

Wind Advisories in California, 2022Every wind advisory in 2022

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.