Alert archive / California / Wind Advisories in 2023
Wind Advisory 14, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Feb 25, 2023, 12:51 PM PST for 5 counties in California. It took effect at Feb 26, 2023, 10:00 PM PST. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Feb 25, 2023, 12:51 PM PST (20:51 UTC)
- In effect from
- Feb 26, 2023, 10:00 PM PST
- Expired
- Feb 27, 2023, 11:00 AM PST
- In force
- 13 hr
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA, Lake County, CA, Mendocino County, CA, Trinity County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 75 km from the middle of the area, began a volume at 20:54 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, 8.9 hours before the alert went out and 233 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
- 1145 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
415 WWUS76 KEKA 252051 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1251 PM PST Sat Feb 25 2023 CAZ101>106-110-260500- /O.NEW.KEKA.WI.Y.0014.230227T0500Z-230227T1600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northwestern Mendocino Interior- 1251 PM PST Sat Feb 25 2023 ...WIND ADVISORY IN EFFECT FROM 9 PM SUNDAY TO 8 AM PST MONDAY... * WHAT...South winds 20 to 30 mph with gusts 40 to 60 mph expected. Highest wind gusts on ridgetops and coastal headlands. * WHERE...Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior and Northwestern Mendocino Interior Counties. * WHEN...From 9 PM Sunday to 8 AM PST Monday. * 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. && $$
8 follow-up statements
742 WWUS76 KEKA 260454 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 854 PM PST Sat Feb 25 2023 CAZ101>106-110-261300- /O.CON.KEKA.WI.Y.0014.230227T0500Z-230227T1600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northwestern Mendocino Interior- 854 PM PST Sat Feb 25 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 9 PM SUNDAY TO 8 AM PST MONDAY... * WHAT...South winds 20 to 30 mph with gusts 40 to 60 mph expected. Highest wind gusts on ridgetops and coastal headlands. * WHERE...Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior and Northwestern Mendocino Interior Counties. * WHEN...From 9 PM Sunday to 8 AM PST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
471 WWUS76 KEKA 261126 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 326 AM PST Sun Feb 26 2023 CAZ101>106-110-261930- /O.CON.KEKA.WI.Y.0014.230227T0500Z-230227T1600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northwestern Mendocino Interior- 326 AM PST Sun Feb 26 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 8 AM PST MONDAY... * WHAT...South winds 20 to 30 mph with gusts 40 to 60 mph expected. Highest wind gusts on ridgetops and coastal headlands. * WHERE...Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior and Northwestern Mendocino Interior Counties. * WHEN...From 9 PM Sunday to 8 AM PST Monday. * 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. && $$
941 WWUS76 KEKA 261920 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1120 AM PST Sun Feb 26 2023 CAZ101>106-110-270330- /O.CON.KEKA.WI.Y.0014.230227T0500Z-230227T1600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northwestern Mendocino Interior- 1120 AM PST Sun Feb 26 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 8 AM MONDAY... * WHAT...South winds 20 to 30 mph with gusts 40 to 60 mph expected. Highest wind gusts on ridgetops and coastal headlands. * WHERE...Del Norte County, Humboldt County, and Northwestern Mendocino Interior. * WHEN...From 9 PM Sunday to 8 AM Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. $$
058 WWUS76 KEKA 262138 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 138 PM PST Sun Feb 26 2023 CAZ107-108-111-114-270545- /O.EXA.KEKA.WI.Y.0014.230227T0500Z-230227T1600Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Northern Lake- 138 PM PST Sun Feb 26 2023 ...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 8 AM PST MONDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior and Northern Lake Counties. * WHEN...From 9 PM this evening to 8 AM PST Monday. * 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. && $$ CAZ101>106-110-270545- /O.CON.KEKA.WI.Y.0014.230227T0500Z-230227T1600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northwestern Mendocino Interior- 138 PM PST Sun Feb 26 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 8 AM PST MONDAY... * WHAT...South winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior and Northwestern Mendocino Interior Counties. * WHEN...From 9 PM this evening to 8 AM PST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
710 WWUS76 KEKA 270455 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 855 PM PST Sun Feb 26 2023 CAZ102-271300- /O.EXT.KEKA.WI.Y.0014.230227T0600Z-230227T1600Z/ Del Norte Interior- 855 PM PST Sun Feb 26 2023 ...WIND ADVISORY NOW IN EFFECT UNTIL 8 AM PST MONDAY... * WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Del Norte Interior County. * WHEN...Until 8 AM PST Monday. * 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. && $$ CAZ101-103>108-110-111-114-271300- /O.EXT.KEKA.WI.Y.0014.230227T0900Z-230227T1600Z/ Coastal Del Norte-Northern Humboldt Coast-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Northern Trinity-Southern Trinity-Northwestern Mendocino Interior- Northeastern Mendocino Interior-Northern Lake- 855 PM PST Sun Feb 26 2023 ...WIND ADVISORY NOW IN EFFECT FROM 1 AM TO 8 AM PST MONDAY... * WHAT...South winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of northwest California. * WHEN...From 1 AM to 8 AM PST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
307 WWUS76 KEKA 271246 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 446 AM PST Mon Feb 27 2023 CAZ101>108-110-111-114-271600- /O.CON.KEKA.WI.Y.0014.000000T0000Z-230227T1600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Northern Lake- 446 AM PST Mon Feb 27 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING... * WHAT...South winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of northwest California. * WHEN...From 1 AM to 8 AM PST Monday. * 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. && $$
469 WWUS76 KEKA 271559 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 759 AM PST Mon Feb 27 2023 CAZ101>108-110-111-271700- /O.EXP.KEKA.WI.Y.0014.000000T0000Z-230227T1600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Northwestern Mendocino Interior-Northeastern Mendocino Interior- 759 AM PST Mon Feb 27 2023 ...WIND ADVISORY WILL EXPIRE AT 8 AM PST THIS MORNING... $$ CAZ115-271900- /O.EXB.KEKA.WI.Y.0014.230227T1600Z-230227T1900Z/ Southern Lake- 759 AM PST Mon Feb 27 2023 ...WIND ADVISORY IN EFFECT UNTIL 11 AM PST THIS MORNING... * WHAT...Southwest winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Southern Lake County. * WHEN...Until 11 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. && $$ CAZ114-271900- /O.EXT.KEKA.WI.Y.0014.000000T0000Z-230227T1900Z/ Northern Lake- 759 AM PST Mon Feb 27 2023 ...WIND ADVISORY NOW IN EFFECT UNTIL 11 AM PST THIS MORNING... * WHAT...Southwest winds 15 to 25 mph with gusts up to 55 mph. * WHERE...Northern Lake County. * WHEN...Until 11 AM PST this morning. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
483 WWUS76 KEKA 271902 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1102 AM PST Mon Feb 27 2023 CAZ114-115-272015- /O.EXP.KEKA.WI.Y.0014.000000T0000Z-230227T1900Z/ Northern Lake-Southern Lake- 1102 AM PST Mon Feb 27 2023 ...WIND ADVISORY HAS EXPIRED... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 2:57 AM PST | Gale Watch | EKA | 13 hr | |
| Feb 25, 1:32 PM PST | Winter Storm Warning | EKA | Del Norte, Humboldt, Lake, Mendocino, Trinity | 72 hr |
| Feb 25, 3:41 PM PST | Gale Warning | EKA | 53 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.