Alert archive / California / Wind Advisories in 2019
Wind Advisory 9, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Mar 12, 2019, 8:21 AM PDT for Humboldt County, Mendocino County, California. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Mar 12, 2019, 8:21 AM PDT (15:21 UTC)
- Expired
- Mar 12, 2019, 5:00 PM PDT
- In force
- 9 hr
- Issued by
- NWS Eureka, CA
Counties Humboldt County, CA, Mendocino County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 71 km from the middle of the area, began a volume at 15:23 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, 3.4 hours before the alert went out and 266 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
- 1302 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 157 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
104 WWUS76 KEKA 121521 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 821 AM PDT Tue Mar 12 2019 CAZ110-113-130430- /O.NEW.KEKA.WI.Y.0009.190312T1800Z-190313T0000Z/ /O.CON.KEKA.FZ.W.0004.190313T1000Z-190313T1600Z/ Northwestern Mendocino Interior-Southeastern Mendocino Interior- 821 AM PDT Tue Mar 12 2019 ...WIND ADVISORY IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect until 5 PM PDT this afternoon. * LOW TEMPERATURES...upper 20s to lower 30s. * WINDS...North winds gusting from 40 to 50 mph for elevations above 1000 feet. * LOCATIONS INCLUDE...Leggett, Laytonville, Willits, Ukiah, Hopland. * HIGHWAYS IMPACTED...101. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ CAZ111-130430- /O.CON.KEKA.FZ.W.0004.190313T1000Z-190313T1600Z/ Northeastern Mendocino Interior- 821 AM PDT Tue Mar 12 2019 ...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... * LOW TEMPERATURES...upper 20s to lower 30s. * LOCATIONS INCLUDE...Covelo. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$ CAZ112-130430- /O.NEW.KEKA.WI.Y.0009.190312T1800Z-190313T0000Z/ /O.CON.KEKA.FR.Y.0005.190313T1000Z-190313T1600Z/ Southwestern Mendocino Interior- 821 AM PDT Tue Mar 12 2019 ...WIND ADVISORY IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect until 5 PM PDT this afternoon. * LOW TEMPERATURES...mid 30s. * WINDS...North winds gusting from 40 to 50 mph for elevations above 1000 feet. * LOCATIONS INCLUDE...Boonville, Comptche. * HIGHWAYS IMPACTED...128. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ CAZ104-106-130000- /O.NEW.KEKA.WI.Y.0009.190312T1521Z-190313T0000Z/ Southwestern Humboldt-Southern Humboldt Interior- 821 AM PDT Tue Mar 12 2019 ...WIND ADVISORY IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect until 5 PM PDT this afternoon. * WINDS...North winds gusting from 40 to 50 mph for elevations above 1000 feet. * LOCATIONS INCLUDE...Petrolia, Honeydew, Ettersberg, Garberville, Bridgeville. * HIGHWAYS IMPACTED...36 and 101. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ CAZ109-130000- /O.NEW.KEKA.WI.Y.0009.190312T1800Z-190313T0000Z/ Mendocino Coast- 821 AM PDT Tue Mar 12 2019 ...WIND ADVISORY IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect until 5 PM PDT this afternoon. * WINDS...North winds gusting from 40 to 50 mph for elevations above 1000 feet. * LOCATIONS INCLUDE...Fort Bragg, Point Arena. * HIGHWAYS IMPACTED...1. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ CAZ103-130430- /O.CON.KEKA.FR.Y.0005.190313T1000Z-190313T1600Z/ Northern Humboldt Coast- 821 AM PDT Tue Mar 12 2019 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... * LOW TEMPERATURES...mid 30s. * LOCATIONS INCLUDE...Arcata, Eureka, Fortuna. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
1 follow-up statement
256 WWUS76 KEKA 122353 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 453 PM PDT Tue Mar 12 2019 CAZ110-113-131300- /O.EXP.KEKA.WI.Y.0009.000000T0000Z-190313T0000Z/ /O.CON.KEKA.FZ.W.0004.190313T1000Z-190313T1600Z/ Northwestern Mendocino Interior-Southeastern Mendocino Interior- 453 PM PDT Tue Mar 12 2019 ...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... ...WIND ADVISORY WILL EXPIRE AT 5 PM PDT THIS AFTERNOON... * WINDS...While winds remain somewhat gusty, speeds have diminished sufficiently to allow the Wind Advisory to expire. Winds will continue to weaken through the night. * LOW TEMPERATURES...upper 20s to lower 30s. * LOCATIONS INCLUDE...Leggett, Laytonville, Willits, Ukiah, Hopland. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. && $$ CAZ112-131300- /O.EXP.KEKA.WI.Y.0009.000000T0000Z-190313T0000Z/ /O.CON.KEKA.FR.Y.0005.190313T1000Z-190313T1600Z/ Southwestern Mendocino Interior- 453 PM PDT Tue Mar 12 2019 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... ...WIND ADVISORY WILL EXPIRE AT 5 PM PDT THIS AFTERNOON... * WINDS...While winds remain somewhat gusty, speeds have diminished sufficiently to allow the Wind Advisory to expire. Winds will continue to weaken through the night. * LOW TEMPERATURES...mid 30s. * LOCATIONS INCLUDE...Boonville, Comptche. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Frost Advisory means that frost is possible. Sensitive outdoor plants may be killed if left uncovered. && $$ CAZ104-106-109-130100- /O.EXP.KEKA.WI.Y.0009.000000T0000Z-190313T0000Z/ Southwestern Humboldt-Southern Humboldt Interior-Mendocino Coast- 453 PM PDT Tue Mar 12 2019 ...WIND ADVISORY WILL EXPIRE AT 5 PM PDT THIS AFTERNOON... While winds remain somewhat gusty, speeds have diminished sufficiently to allow the wind advisory to expire. Winds will continue to steadily weaken through the night. $$ CAZ111-131300- /O.CON.KEKA.FZ.W.0004.190313T1000Z-190313T1600Z/ Northeastern Mendocino Interior- 453 PM PDT Tue Mar 12 2019 ...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... * LOW TEMPERATURES...Upper 20s to lower 30s.. * LOCATIONS INCLUDE...Covelo. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$ CAZ103-131300- /O.CON.KEKA.FR.Y.0005.190313T1000Z-190313T1600Z/ Northern Humboldt Coast- 453 PM PDT Tue Mar 12 2019 ...FROST ADVISORY REMAINS IN EFFECT FROM 3 AM TO 9 AM PDT WEDNESDAY... * LOW TEMPERATURES...mid 30s. * LOCATIONS INCLUDE...Arcata, Eureka, Fortuna, Blue Lake, Fieldbrook, McKinleyville, Freshwater. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 2:56 AM PDT | Frost Advisory | EKA | Humboldt, Mendocino | 30 hr |
| Mar 12, 2:56 AM PDT | Freeze Warning | EKA | Mendocino | 30 hr |
| Mar 12, 3:37 AM PDT | Gale Warning | EKA | 19 hr | |
| Mar 12, 3:49 AM PDT | High Surf Advisory | EKA | Del Norte, Humboldt | 16 hr |
Nearby
Wind Advisories in California, 2019Every wind advisory in 2019
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.