Alert archive / California / Wind Advisories in 2022
Wind Advisory 13, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Dec 29, 2022, 2:12 PM PST for 4 counties in California. It took effect at Dec 30, 2022, 10:00 AM PST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Dec 29, 2022, 2:12 PM PST (22:12 UTC)
- In effect from
- Dec 30, 2022, 10:00 AM PST
- Expired
- Dec 30, 2022, 7:00 PM PST
- In force
- 9 hr
- Issued by
- NWS Eureka, CA
Counties Humboldt County, CA, Lake County, CA, Mendocino County, CA, Trinity County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 102 km from the middle of the area, began a volume at 22:11 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, 10.2 hours before the alert went out and 267 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
- 701 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 780 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
892 WWUS76 KEKA 292212 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 212 PM PST Thu Dec 29 2022 CAZ104-106-108-110-111-113>115-300615- /O.NEW.KEKA.WI.Y.0013.221230T2100Z-221231T0300Z/ Southwestern Humboldt-Southern Humboldt Interior-Southern Trinity- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 212 PM PST Thu Dec 29 2022 ...WIND ADVISORY IN EFFECT FROM 1 PM TO 7 PM PST FRIDAY... * WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Strongest winds typically occur across exposed ridges and coastal headlands. * WHERE...Southwestern Humboldt, Southern Humboldt Interior, Southern Trinity, Northwestern Mendocino Interior, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...From 1 PM to 7 PM 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. && $$
4 follow-up statements
094 WWUS76 KEKA 300524 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 924 PM PST Thu Dec 29 2022 CAZ104-106-108-110-111-113>115-301330- /O.CON.KEKA.WI.Y.0013.221230T2100Z-221231T0300Z/ Southwestern Humboldt-Southern Humboldt Interior-Southern Trinity- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 924 PM PST Thu Dec 29 2022 ...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM TO 7 PM PST FRIDAY... * WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Strongest winds typically occur across exposed ridges and coastal headlands. * WHERE...Southwestern Humboldt, Southern Humboldt Interior, Southern Trinity, Northwestern Mendocino Interior, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...From 1 PM to 7 PM PST Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
287 WWUS76 KEKA 301233 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 433 AM PST Fri Dec 30 2022 CAZ104-106-108-110-111-113>115-302045- /O.EXT.KEKA.WI.Y.0013.221230T1800Z-221231T0300Z/ Southwestern Humboldt-Southern Humboldt Interior-Southern Trinity- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 433 AM PST Fri Dec 30 2022 ...WIND ADVISORY NOW IN EFFECT FROM 10 AM THIS MORNING TO 7 PM PST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. Strongest winds typically occur across exposed ridges and coastal headlands. * WHERE...Southwestern Humboldt, Southern Humboldt Interior, Southern Trinity, Northwestern Mendocino Interior, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...From 10 AM this morning to 7 PM PST this evening. * 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. && $$
445 WWUS76 KEKA 301848 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1048 AM PST Fri Dec 30 2022 CAZ104-106-108-110-111-113>115-310300- /O.CON.KEKA.WI.Y.0013.000000T0000Z-221231T0300Z/ Southwestern Humboldt-Southern Humboldt Interior-Southern Trinity- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 1048 AM PST Fri Dec 30 2022 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph. Strongest winds typically occur across exposed ridges and coastal headlands. * WHERE...Southwestern Humboldt, Southern Humboldt Interior, Southern Trinity, Northwestern Mendocino Interior, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...Until 7 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
884 WWUS76 KEKA 302203 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 203 PM PST Fri Dec 30 2022 CAZ104-106-108-110-111-113>115-310300- /O.CON.KEKA.WI.Y.0013.000000T0000Z-221231T0300Z/ Southwestern Humboldt-Southern Humboldt Interior-Southern Trinity- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 203 PM PST Fri Dec 30 2022 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM PST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph. Strongest winds typically occur across exposed ridges and coastal headlands. * WHERE...Southwestern Humboldt, Southern Humboldt Interior, Southern Trinity, Northwestern Mendocino Interior, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...Until 7 PM PST this evening. * 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. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 29, 7:26 AM PST | Small Craft Advisory | EKA | 3 days | |
| Dec 29, 2:05 PM PST | River Flood Watch | EKA | Humboldt | 19 hr |
| Dec 29, 2:07 PM PST | River Flood Watch | EKA | Mendocino | 26 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.