Alert archive / California / Wind Advisories in 2023
Wind Advisory 16, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Mar 8, 2023, 3:21 AM PST for 5 counties in California. It took effect at Mar 9, 2023, 6:00 AM PST. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Mar 8, 2023, 3:21 AM PST (11:21 UTC)
- In effect from
- Mar 9, 2023, 6:00 AM PST
- Expired
- Mar 9, 2023, 10:00 PM PST
- In force
- 16 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 11:22 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, 11.4 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
- 20 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 1156 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 164 m²/s²
- 0-3 km storm-relative helicity
- 286 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
754 WWUS76 KEKA 081121 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 321 AM PST Wed Mar 8 2023 CAZ102-104>106-110-081930- /O.NEW.KEKA.WI.Y.0016.230309T1400Z-230310T0500Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Northwestern Mendocino Interior- 321 AM PST Wed Mar 8 2023 ...WIND ADVISORY IN EFFECT FROM 6 AM TO 9 PM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Del Norte Interior, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior and Northwestern Mendocino Interior Counties. * WHEN...From 6 AM to 9 PM 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. && $$ CAZ101-103-109-112-081930- /O.NEW.KEKA.WI.Y.0016.230309T1900Z-230310T0500Z/ Coastal Del Norte-Northern Humboldt Coast-Mendocino Coast- Southwestern Mendocino Interior- 321 AM PST Wed Mar 8 2023 ...WIND ADVISORY IN EFFECT FROM 11 AM TO 9 PM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Mendocino Coast and Southwestern Mendocino Interior Counties. * WHEN...From 11 AM to 9 PM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
8 follow-up statements
623 WWUS76 KEKA 081931 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1131 AM PST Wed Mar 8 2023 CAZ102-104>106-110-090345- /O.CON.KEKA.WI.Y.0016.230309T1400Z-230310T0500Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- Northwestern Mendocino Interior- 1131 AM PST Wed Mar 8 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM TO 9 PM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Del Norte Interior, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior and Northwestern Mendocino Interior Counties. * WHEN...From 6 AM to 9 PM 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. && $$ CAZ101-103-109-112-090345- /O.CON.KEKA.WI.Y.0016.230309T1900Z-230310T0500Z/ Coastal Del Norte-Northern Humboldt Coast-Mendocino Coast- Southwestern Mendocino Interior- 1131 AM PST Wed Mar 8 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Mendocino Coast and Southwestern Mendocino Interior Counties. * WHEN...From 11 AM to 9 PM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
098 WWUS76 KEKA 090211 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 611 PM PST Wed Mar 8 2023 CAZ107-108-111-113>115-091015- /O.EXB.KEKA.WI.Y.0016.230309T1400Z-230310T0600Z/ Northern Trinity-Southern Trinity-Northeastern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 611 PM PST Wed Mar 8 2023 ...WIND ADVISORY IN EFFECT FROM 6 AM TO 10 PM PST THURSDAY... * WHAT...Southeast winds 20 to 30 mph with gusts up to 55 mph expected. Strongest winds across exposed ridges. * WHERE...Northern Trinity, Southern Trinity, Northeastern Mendocino Interior, Southeastern Mendocino Interior, Northern Lake and Southern Lake Counties. * WHEN...From 6 AM to 10 PM 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. && $$ CAZ101>106-109-110-112-091015- /O.EXT.KEKA.WI.Y.0016.230309T1400Z-230310T0600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Mendocino Coast- Northwestern Mendocino Interior-Southwestern Mendocino Interior- 611 PM PST Wed Mar 8 2023 ...WIND ADVISORY NOW IN EFFECT FROM 6 AM TO 10 PM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 65 mph expected. Strongest winds across exposed ridges and coastal headlands. * WHERE...Coastal Del Norte, Del Norte Interior, Northern Humboldt Coast, Southwestern Humboldt, Northern Humboldt Interior, Southern Humboldt Interior, Mendocino Coast, Northwestern Mendocino Interior and Southwestern Mendocino Interior Counties. * WHEN...From 6 AM to 10 PM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
113 WWUS76 KEKA 090645 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1045 PM PST Wed Mar 8 2023 CAZ101>115-091445- /O.CON.KEKA.WI.Y.0016.230309T1400Z-230310T0600Z/ Coastal Del Norte-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- 1045 PM PST Wed Mar 8 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM TO 10 PM PST THURSDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Portions of northwest California. * WHEN...From 6 AM to 10 PM 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. && $$
968 WWUS76 KEKA 091320 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 520 AM PST Thu Mar 9 2023 CAZ101>115-092130- /O.CON.KEKA.WI.Y.0016.230309T1400Z-230310T0600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior-Southwestern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 520 AM PST Thu Mar 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...Southeast winds 25 to 35 mph with gusts up to 60 mph expected. * WHERE...Portions of northwest California. * WHEN...From 6 AM to 10 PM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
460 WWUS76 KEKA 092035 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1235 PM PST Thu Mar 9 2023 CAZ101>115-100445- /O.CON.KEKA.WI.Y.0016.000000T0000Z-230310T0600Z/ Coastal Del Norte-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- 1235 PM PST Thu Mar 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...Southeast winds 25 to 35 mph with with gusts up to 55 mph expected. Strongest winds across exposed ridges. * WHERE...Portions of northwest California. * WHEN...From 6 AM to 10 PM 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. && $$
067 WWUS76 KEKA 092237 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 237 PM PST Thu Mar 9 2023 CAZ101>115-100600- /O.CON.KEKA.WI.Y.0016.000000T0000Z-230310T0600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior-Southwestern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 237 PM PST Thu Mar 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...Southeast winds 25 to 35 mph with with gusts up to 55 mph expected. Stronger winds across exposed ridges. * WHERE...Portions of northwest California. * WHEN...From 6 AM to 10 PM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
230 WWUS76 KEKA 100222 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 622 PM PST Thu Mar 9 2023 CAZ101>115-100600- /O.CON.KEKA.WI.Y.0016.000000T0000Z-230310T0600Z/ Coastal Del Norte-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- 622 PM PST Thu Mar 9 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...South winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Portions of northwest California. * WHEN...Until 10 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. && $$
166 WWUS76 KEKA 100600 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1000 PM PST Thu Mar 9 2023 CAZ101>115-100700- /O.EXP.KEKA.WI.Y.0016.000000T0000Z-230310T0600Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Mendocino Coast-Northwestern Mendocino Interior- Northeastern Mendocino Interior-Southwestern Mendocino Interior- Southeastern Mendocino Interior-Northern Lake-Southern Lake- 1000 PM PST Thu Mar 9 2023 ...WIND ADVISORY HAS EXPIRED... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 7, 8:55 PM PST | Gale Warning | EKA | 48 hr | |
| Mar 7, 8:55 PM PST | Small Craft Advisory | EKA | 33 hr | |
| Mar 8, 3:06 AM PST | Small Craft Advisory | EKA | 27 hr | |
| Mar 8, 3:06 AM PST | Storm Warning | EKA | 42 hr | |
| Mar 8, 2:09 PM PST | Winter Storm Watch | EKA | Del Norte, Humboldt | 7 hr |
| Mar 8, 2:09 PM PST | Winter Storm Warning | EKA | Trinity | 44 hr |
| Mar 8, 2:52 PM PST | River Flood Watch | EKA | Mendocino | 18 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.