Alert archive / California / Wind Advisories in 2023
Wind Advisory 1, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Jan 3, 2023, 2:23 PM PST for Lake County, Mendocino County, Trinity County, California. It took effect at Jan 4, 2023, 7:00 AM PST. It was in force for 26 hr.
The area
The counties it named.
The facts
- Issued
- Jan 3, 2023, 2:23 PM PST (22:23 UTC)
- In effect from
- Jan 4, 2023, 7:00 AM PST
- Expired
- Jan 5, 2023, 8:40 AM PST
- In force
- 26 hr
- Issued by
- NWS Eureka, CA
Counties Lake County, CA, Mendocino County, CA, Trinity County, CA
The radar
The Beale AFB radar (KBBX), 128 km from the middle of the area, began a volume at 22:24 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
Oakland, CA (KOAK), launched 12:00Z, 10.4 hours before the alert went out and 235 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
- 558 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 183 m²/s²
- 0-3 km storm-relative helicity
- 176 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
360 WWUS76 KEKA 032223 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 223 PM PST Tue Jan 3 2023 CAZ102>106-109-110-112-040630- /O.UPG.KEKA.HW.A.0001.230104T1500Z-230105T1800Z/ /O.NEW.KEKA.HW.W.0001.230104T1500Z-230105T1800Z/ Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Mendocino Coast-Northwestern Mendocino Interior- Southwestern Mendocino Interior- 223 PM PST Tue Jan 3 2023 ...HIGH WIND WARNING IN EFFECT FROM 7 AM WEDNESDAY TO 10 AM PST THURSDAY... * WHAT...Southeast winds 35 to 45 mph with gusts up to 75 mph expected. * WHERE...Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior, Mendocino Coast, Northwestern Mendocino Interior and Southwestern Mendocino Interior Counties. * WHEN...From 7 AM Wednesday to 10 AM PST Thursday. * 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. && $$ CAZ101-040630- /O.UPG.KEKA.HW.A.0002.230105T0900Z-230105T1800Z/ /O.NEW.KEKA.HW.W.0001.230105T0900Z-230105T1800Z/ Coastal Del Norte- 223 PM PST Tue Jan 3 2023 ...HIGH WIND WARNING IN EFFECT FROM 1 AM TO 10 AM PST THURSDAY... * WHAT...Southeast winds 30 to 40 mph with gusts up to 70 mph expected. * WHERE...Coastal Del Norte County. * WHEN...From 1 AM to 10 AM PST Thursday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ113-040630- /O.UPG.KEKA.HW.A.0001.230104T1500Z-230105T1800Z/ /O.NEW.KEKA.WI.Y.0001.230104T1500Z-230105T1800Z/ Southeastern Mendocino Interior- 223 PM PST Tue Jan 3 2023 ...WIND ADVISORY IN EFFECT FROM 7 AM WEDNESDAY TO 10 AM PST THURSDAY... * WHAT...Southeast winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Southeastern Mendocino Interior County. * WHEN...From 7 AM Wednesday to 10 AM PST Thursday. * 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. && $$ CAZ107-108-111-114-115-040630- /O.NEW.KEKA.WI.Y.0001.230104T1500Z-230105T1800Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Northern Lake-Southern Lake- 223 PM PST Tue Jan 3 2023 ...WIND ADVISORY IN EFFECT FROM 7 AM WEDNESDAY TO 10 AM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...From 7 AM Wednesday to 10 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
6 follow-up statements
178 WWUS76 KEKA 040617 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1017 PM PST Tue Jan 3 2023 CAZ102>106-109-110-112-041400- /O.CON.KEKA.HW.W.0001.230104T1500Z-230105T1800Z/ Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Mendocino Coast-Northwestern Mendocino Interior- Southwestern Mendocino Interior- 1017 PM PST Tue Jan 3 2023 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 7 AM WEDNESDAY TO 10 AM THURSDAY... * WHAT...Southeast winds 35 to 45 mph with gusts to 75 mph expected. * WHERE...Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior, Mendocino Coast, Northwestern Mendocino Interior, and Southwestern Mendocino Interior. * WHEN...From 7 AM Wednesday to 10 AM Thursday. * 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. $$ CAZ101-041400- /O.CON.KEKA.HW.W.0001.230105T0900Z-230105T1800Z/ Coastal Del Norte- 1017 PM PST Tue Jan 3 2023 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM THURSDAY... * WHAT...Southeast winds 30 to 40 mph with gusts to 70 mph expected. * WHERE...Coastal Del Norte County. * WHEN...From 1 AM to 10 AM Thursday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. $$ CAZ107-108-111-113>115-041400- /O.CON.KEKA.WI.Y.0001.230104T1500Z-230105T1800Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 1017 PM PST Tue Jan 3 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM WEDNESDAY TO 10 AM THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts to 60 mph expected. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...From 7 AM Wednesday to 10 AM Thursday. * 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. $$
295 WWUS76 KEKA 041229 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 429 AM PST Wed Jan 4 2023 CAZ102>106-109-110-112-042030- /O.CON.KEKA.HW.W.0001.230104T1500Z-230105T1800Z/ Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Mendocino Coast-Northwestern Mendocino Interior- Southwestern Mendocino Interior- 429 AM PST Wed Jan 4 2023 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Southeast winds 35 to 45 mph with gusts up to 75 mph expected. * WHERE...Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior, Mendocino Coast, Northwestern Mendocino Interior and Southwestern Mendocino Interior Counties. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ101-042030- /O.CON.KEKA.HW.W.0001.230105T0900Z-230105T1800Z/ Coastal Del Norte- 429 AM PST Wed Jan 4 2023 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM PST THURSDAY... * WHAT...Southeast winds 30 to 40 mph with gusts up to 70 mph expected. * WHERE...Coastal Del Norte County. * WHEN...From 1 AM to 10 AM PST Thursday. * 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. && $$ CAZ107-108-111-113>115-042030- /O.CON.KEKA.WI.Y.0001.230104T1500Z-230105T1800Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 429 AM PST Wed Jan 4 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
990 WWUS76 KEKA 041837 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1037 AM PST Wed Jan 4 2023 CAZ101-050245- /O.EXT.KEKA.HW.W.0001.230104T1837Z-230105T1800Z/ Coastal Del Norte- 1037 AM PST Wed Jan 4 2023 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Southeast winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Coastal Del Norte County. * WHEN...Until 10 AM PST Thursday. * 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. && $$ CAZ102>106-109-110-112-050245- /O.CON.KEKA.HW.W.0001.000000T0000Z-230105T1800Z/ Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Mendocino Coast-Northwestern Mendocino Interior- Southwestern Mendocino Interior- 1037 AM PST Wed Jan 4 2023 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Southeast winds 35 to 45 mph with gusts up to 85 mph. * WHERE...Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior, Mendocino Coast, Northwestern Mendocino Interior and Southwestern Mendocino Interior Counties. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ107-108-111-113>115-050245- /O.CON.KEKA.WI.Y.0001.000000T0000Z-230105T1800Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 1037 AM PST Wed Jan 4 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...Until 10 AM PST Thursday. * 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. && $$
315 WWUS76 KEKA 050235 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 635 PM PST Wed Jan 4 2023 CAZ101>106-109-110-112-051045- /O.CON.KEKA.HW.W.0001.000000T0000Z-230105T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Mendocino Coast- Northwestern Mendocino Interior-Southwestern Mendocino Interior- 635 PM PST Wed Jan 4 2023 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Southeast winds 35 to 45 mph with gusts up to 80 mph. * WHERE...Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior, Mendocino Coast, Northwestern Mendocino Interior and Southwestern Mendocino Interior Counties. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ107-108-111-113>115-051045- /O.CON.KEKA.WI.Y.0001.000000T0000Z-230105T1800Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 635 PM PST Wed Jan 4 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Southeast winds 25 to 40 mph with gusts up to 70 mph. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...Until 10 AM PST Thursday. * 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. && $$
810 WWUS76 KEKA 051009 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 209 AM PST Thu Jan 5 2023 CAZ101>106-109-110-112-051800- /O.CON.KEKA.HW.W.0001.000000T0000Z-230105T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Mendocino Coast- Northwestern Mendocino Interior-Southwestern Mendocino Interior- 209 AM PST Thu Jan 5 2023 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...South winds 25 to 35 mph with gusts up to 80 mph. * WHERE...Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior, Mendocino Coast, Northwestern Mendocino Interior and Southwestern Mendocino Interior Counties. * WHEN...Until 10 AM PST this morning. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ107-108-111-113>115-051800- /O.CON.KEKA.WI.Y.0001.000000T0000Z-230105T1800Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 209 AM PST Thu Jan 5 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...South winds 25 to 35 mph with gusts up to 70 mph. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
082 WWUS76 KEKA 051640 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 840 AM PST Thu Jan 5 2023 CAZ101>106-109-110-112-051745- /O.CAN.KEKA.HW.W.0001.000000T0000Z-230105T1800Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Mendocino Coast- Northwestern Mendocino Interior-Southwestern Mendocino Interior- 840 AM PST Thu Jan 5 2023 ...HIGH WIND WARNING IS CANCELLED... Current observations are showing wind speeds quickly subsiding as a strong cyclone moves north. There still will be lingering gusts around 40 mph through late morning. $$ CAZ107-108-111-113>115-051745- /O.CAN.KEKA.WI.Y.0001.000000T0000Z-230105T1800Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 840 AM PST Thu Jan 5 2023 ...WIND ADVISORY IS CANCELLED... Current observations are showing wind speeds quickly subsiding as a strong cyclone moves north. There still will be lingering gusts around 40 mph through late morning. $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 2, 8:31 PM PST | High Wind Watch | EKA | Del Norte | 18 hr |
| Jan 3, 2:25 AM PST | Storm Warning | EKA | 55 hr | |
| Jan 3, 8:35 AM PST | River Flood Watch | EKA | Mendocino | 23 hr |
| Jan 3, 10:30 AM PST | High Surf Warning | EKA | Del Norte, Humboldt, Mendocino | 60 hr |
| Jan 3, 1:06 PM PST | Flash Flood Watch | EKA | Humboldt, Lake, Mendocino | 45 hr |
| Jan 3, 2:00 PM PST | Gale Warning | EKA | 10 hr | |
| Jan 3, 2:23 PM PST | High Wind Warning | EKA | Del Norte, Humboldt, Mendocino | 42 hr |
| Jan 3, 2:31 PM PST | Winter Storm Warning | EKA | 25 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.