Alert archive / California / High Wind Warnings in 2021
High Wind Warning 2, NWS Eureka, CA
NWS Eureka, CA issued this high wind warning at Dec 14, 2021, 12:16 PM PST for Del Norte County, California. It took effect at Dec 15, 2021, 7:00 AM PST. It was in force for 8 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
- Dec 14, 2021, 12:16 PM PST (20:16 UTC)
- In effect from
- Dec 15, 2021, 7:00 AM PST
- Expired
- Dec 15, 2021, 3:00 PM PST
- In force
- 8 hr
- Issued by
- NWS Eureka, CA
County Del Norte County, CA
The radar
The Medford radar (KMAX), 109 km from the middle of the area, began a volume at 20:18 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 12:00Z, 8.3 hours before the alert went out and 118 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
- 3 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 559 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
131 WWUS76 KEKA 142016 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1216 PM PST Tue Dec 14 2021 CAZ101-150430- /O.UPG.KEKA.HW.A.0002.211215T1600Z-211215T2200Z/ /O.NEW.KEKA.HW.W.0002.211215T1500Z-211215T2200Z/ Coastal Del Norte- 1216 PM PST Tue Dec 14 2021 ...HIGH WIND WARNING IN EFFECT FROM 7 AM TO 2 PM PST WEDNESDAY... * WHAT...South winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Coastal Del Norte County. * WHEN...From 7 AM to 2 PM PST Wednesday. * 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. && $$ CAZ102>106-110-111-113-150430- /O.EXT.KEKA.WI.Y.0021.211215T1500Z-211215T2200Z/ Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southeastern Mendocino Interior- 1216 PM PST Tue Dec 14 2021 ...WIND ADVISORY NOW IN EFFECT FROM 7 AM TO 2 PM PST WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Del Norte Interior, Southeastern Mendocino Interior, Northern Humboldt Coast, Northeastern Mendocino Interior, Northern Humboldt Interior, Southwestern Humboldt, Southern Humboldt Interior and Northwestern Mendocino Interior Counties. * WHEN...From 7 AM to 2 PM PST Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
5 follow-up statements
486 WWUS76 KEKA 150217 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 617 PM PST Tue Dec 14 2021 CAZ101-151030- /O.EXT.KEKA.HW.W.0002.211215T1500Z-211215T2300Z/ Coastal Del Norte- 617 PM PST Tue Dec 14 2021 ...HIGH WIND WARNING NOW IN EFFECT FROM 7 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Coastal Del Norte County. * WHEN...From 7 AM to 3 PM PST Wednesday. * 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. && $$ CAZ107>109-151030- /O.EXB.KEKA.WI.Y.0021.211215T1500Z-211215T2300Z/ Northern Trinity-Southern Trinity-Mendocino Coast- 617 PM PST Tue Dec 14 2021 ...WIND ADVISORY IN EFFECT FROM 7 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 60 mph expected. * WHERE...Northern Trinity, Southern Trinity and Mendocino Coast Counties. * WHEN...From 7 AM to 3 PM PST Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ112-114-115-151030- /O.EXB.KEKA.WI.Y.0021.211215T1800Z-211215T2300Z/ Southwestern Mendocino Interior-Northern Lake-Southern Lake- 617 PM PST Tue Dec 14 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Southwestern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...From 10 AM to 3 PM PST Wednesday. * 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. && $$ CAZ102-104>106-151030- /O.EXT.KEKA.WI.Y.0021.211215T1200Z-211215T2300Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 617 PM PST Tue Dec 14 2021 ...WIND ADVISORY NOW IN EFFECT FROM 4 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Del Norte Interior, Northern Humboldt Interior, Southwestern Humboldt and Southern Humboldt Interior Counties. * WHEN...From 4 AM to 3 PM PST Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ103-111-151030- /O.EXT.KEKA.WI.Y.0021.211215T1500Z-211215T2300Z/ Northern Humboldt Coast-Northeastern Mendocino Interior- 617 PM PST Tue Dec 14 2021 ...WIND ADVISORY NOW IN EFFECT FROM 7 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Northern Humboldt Coast and Northeastern Mendocino Interior Counties. * WHEN...From 7 AM to 3 PM PST Wednesday. * 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. && $$ CAZ110-113-151030- /O.EXT.KEKA.WI.Y.0021.211215T1800Z-211215T2300Z/ Northwestern Mendocino Interior-Southeastern Mendocino Interior- 617 PM PST Tue Dec 14 2021 ...WIND ADVISORY NOW IN EFFECT FROM 10 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Southeastern Mendocino Interior and Northwestern Mendocino Interior Counties. * WHEN...From 10 AM to 3 PM PST Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
529 WWUS76 KEKA 150651 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1051 PM PST Tue Dec 14 2021 CAZ101-151500- /O.CON.KEKA.HW.W.0002.211215T1500Z-211215T2300Z/ Coastal Del Norte- 1051 PM PST Tue Dec 14 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 7 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Coastal Del Norte County. * WHEN...From 7 AM to 3 PM PST Wednesday. * 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. && $$ CAZ102-104>106-151500- /O.CON.KEKA.WI.Y.0021.211215T1200Z-211215T2300Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 1051 PM PST Tue Dec 14 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 4 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Del Norte Interior, Northern Humboldt Interior, Southwestern Humboldt and Southern Humboldt Interior Counties. * WHEN...From 4 AM to 3 PM PST Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ103-107>109-111-151500- /O.CON.KEKA.WI.Y.0021.211215T1500Z-211215T2300Z/ Northern Humboldt Coast-Northern Trinity-Southern Trinity- Mendocino Coast-Northeastern Mendocino Interior- 1051 PM PST Tue Dec 14 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 20 to 30 mph with gusts up to 60 mph expected. * WHERE...Mendocino Coast, Southern Trinity, Northern Humboldt Coast, Northeastern Mendocino Interior and Northern Trinity Counties. * WHEN...From 7 AM to 3 PM PST Wednesday. * 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. && $$ CAZ110-112>115-151500- /O.CON.KEKA.WI.Y.0021.211215T1800Z-211215T2300Z/ Northwestern Mendocino Interior-Southwestern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 1051 PM PST Tue Dec 14 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 3 PM PST WEDNESDAY... * WHAT...South winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Southeastern Mendocino Interior, Southwestern Mendocino Interior, Northern Lake, Southern Lake and Northwestern Mendocino Interior Counties. * WHEN...From 10 AM to 3 PM PST Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
643 WWUS76 KEKA 151329 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 529 AM PST Wed Dec 15 2021 CAZ101-152130- /O.EXT.KEKA.HW.W.0002.211215T1500Z-211215T2200Z/ Coastal Del Norte- 529 AM PST Wed Dec 15 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WHAT...South winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Coastal Del Norte County. * WHEN...Until 2 PM PST this afternoon. * 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. && $$ CAZ102-104>106-152130- /O.EXT.KEKA.WI.Y.0021.000000T0000Z-211215T2200Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 529 AM PST Wed Dec 15 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WHAT...South winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Del Norte Interior, Northern Humboldt Interior, Southwestern Humboldt and Southern Humboldt Interior Counties. * WHEN...Until 2 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ103-107>109-111-152130- /O.EXT.KEKA.WI.Y.0021.211215T1500Z-211215T2200Z/ Northern Humboldt Coast-Northern Trinity-Southern Trinity- Mendocino Coast-Northeastern Mendocino Interior- 529 AM PST Wed Dec 15 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... * WHAT...Southeast winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Mendocino Coast, Southern Trinity, Northern Humboldt Coast, Northeastern Mendocino Interior and Northern Trinity Counties. * WHEN...Until 2 PM PST this afternoon. * 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. && $$ CAZ110-112>115-152130- /O.EXT.KEKA.WI.Y.0021.211215T1800Z-211215T2200Z/ Northwestern Mendocino Interior-Southwestern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 529 AM PST Wed Dec 15 2021 ...WIND ADVISORY NOW IN EFFECT FROM 10 AM THIS MORNING TO 2 PM PST THIS AFTERNOON... * WHAT...South winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Southeastern Mendocino Interior, Southwestern Mendocino Interior, Northern Lake, Southern Lake and Northwestern Mendocino Interior Counties. * WHEN...From 10 AM this morning to 2 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
505 WWUS76 KEKA 152127 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 127 PM PST Wed Dec 15 2021 CAZ101-152300- /O.EXT.KEKA.HW.W.0002.000000T0000Z-211215T2300Z/ Coastal Del Norte- 127 PM PST Wed Dec 15 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... * WHAT...South winds 20 to 25 mph with gusts to around 50 mph. * WHERE...Coastal Del Norte County. * WHEN...Until 3 PM PST this afternoon. * 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. && $$ CAZ102>115-152300- /O.EXT.KEKA.WI.Y.0021.000000T0000Z-211215T2300Z/ Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Northern Trinity-Southern Trinity-Mendocino Coast- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- Northern Lake-Southern Lake- 127 PM PST Wed Dec 15 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of Northwest California. * WHEN...Until 3 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
318 WWUS76 KEKA 152231 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 231 PM PST Wed Dec 15 2021 CAZ101-152345- /O.EXP.KEKA.HW.W.0002.000000T0000Z-211215T2300Z/ Coastal Del Norte- 231 PM PST Wed Dec 15 2021 ...HIGH WIND WARNING WILL EXPIRE AT 3 PM PST THIS AFTERNOON... $$ CAZ102>115-152345- /O.EXP.KEKA.WI.Y.0021.000000T0000Z-211215T2300Z/ Del Norte Interior-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Northern Trinity-Southern Trinity-Mendocino Coast- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- Northern Lake-Southern Lake- 231 PM PST Wed Dec 15 2021 ...WIND ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 13, 6:05 PM PST | High Wind Watch | EKA | Del Norte | 18 hr |
| Dec 13, 6:05 PM PST | Wind Advisory | EKA | Del Norte, Humboldt, Lake, Mendocino, Trinity | 45 hr |
| Dec 14, 2:42 AM PST | Small Craft Advisory | EKA | 25 hr | |
| Dec 14, 2:42 AM PST | Hazardous Seas Warning | EKA | 6 hr | |
| Dec 14, 2:21 PM PST | Winter Storm Warning | EKA | Del Norte, Humboldt, Lake, Mendocino, Trinity | 32 hr |
| Dec 14, 2:21 PM PST | Winter Weather Advisory | EKA | Del Norte, Humboldt, Lake, Mendocino | 26 hr |
Nearby
High Wind Warnings in California, 2021Every high wind 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.