Alert archive / California / Wind Advisories in 2019
Wind Advisory 22, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Dec 20, 2019, 1:26 AM PST for Del Norte County, Humboldt County, California. It took effect at Dec 20, 2019, 10:00 PM PST. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Dec 20, 2019, 1:26 AM PST (09:26 UTC)
- In effect from
- Dec 20, 2019, 10:00 PM PST
- Expired
- Dec 21, 2019, 4:00 PM PST
- In force
- 18 hr
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 86 km from the middle of the area, began a volume at 09:28 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, 9.4 hours before the alert went out and 158 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
- 978 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 338 m²/s²
- 0-3 km storm-relative helicity
- 626 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
406 WWUS76 KEKA 200926 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 126 AM PST Fri Dec 20 2019 CAZ105-106-201800- /O.NEW.KEKA.WI.Y.0022.191221T0600Z-191221T1800Z/ Northern Humboldt Interior-Southern Humboldt Interior- 126 AM PST Fri Dec 20 2019 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY FOR ELEVATIONS ABOVE 1500 FEET... * WHAT...Southeast winds 25 to 35 mph with gusts ranging from 45 to 55 mph across exposed areas and ridges along the coastal hills above 1500 feet in elevation. * WHERE...Northern Humboldt Interior and Southern Humboldt Interior Counties. Including the communities of Kneeland and Bear River Hills. Elevated portions of Bald Hills Road and HWY 299 including Berry Summit. * WHEN...From 10 PM this evening to 10 AM PST Saturday. * 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. && $$
6 follow-up statements
553 WWUS76 KEKA 201745 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 945 AM PST Fri Dec 20 2019 CAZ105-106-210145- /O.CON.KEKA.WI.Y.0022.191221T0600Z-191221T1800Z/ Northern Humboldt Interior-Southern Humboldt Interior- 945 AM PST Fri Dec 20 2019 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY ABOVE 1500 FEET... * WHAT...Southeast winds 25 to 35 mph with gusts ranging from 45 to 55 mph across exposed areas and ridges along the coastal hills above 1500 feet in elevation. * WHERE...Northern Humboldt Interior and Southern Humboldt Interior Counties. Including the communities of Kneeland and Bear River Hills. Elevated portions of Bald Hills Road and HWY 299 including Berry Summit. * WHEN...From 10 PM this evening to 10 AM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
060 WWUS76 KEKA 202024 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1224 PM PST Fri Dec 20 2019 CAZ102-104-210430- /O.EXA.KEKA.WI.Y.0022.191221T0600Z-191221T1800Z/ Del Norte Interior-Southwestern Humboldt- 1224 PM PST Fri Dec 20 2019 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY... * WHAT...Southeast winds 25 to 35 mph with gusts ranging from 45 to 55 mph across exposed areas and ridges along the coastal hills above 1500 feet in elevation. * WHERE...Interior Humboldt and Interior Del Norte Counties. Including the communities of Kneeland and Bear River Hills. Elevated portions of Bald Hills Road and HWY 299 including Berry Summit will also be impacted. * WHEN...From 10 PM this evening to 10 AM PST Saturday. * 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. && $$ CAZ105-106-210430- /O.CON.KEKA.WI.Y.0022.191221T0600Z-191221T1800Z/ Northern Humboldt Interior-Southern Humboldt Interior- 1224 PM PST Fri Dec 20 2019 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST SATURDAY... * WHAT...Southeast winds 25 to 35 mph with gusts ranging from 45 to 55 mph across exposed areas and ridges along the coastal hills above 1500 feet in elevation. * WHERE...Interior Humboldt and Interior Del Norte Counties. Including the communities of Kneeland and Bear River Hills. Elevated portions of Bald Hills Road and HWY 299 including Berry Summit will also be impacted. * WHEN...From 10 PM this evening to 10 AM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
328 WWUS76 KEKA 210431 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 831 PM PST Fri Dec 20 2019 CAZ102-104>106-211245- /O.CON.KEKA.WI.Y.0022.191221T0600Z-191221T1800Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 831 PM PST Fri Dec 20 2019 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST SATURDAY ABOVE 1500 FEET... * WHAT...Southeast winds 25 to 35 mph with gusts ranging from 45 to 55 mph across exposed areas and ridges along the coastal hills above 1500 feet in elevation. * WHERE...Interior Humboldt and Interior Del Norte Counties above 1500 feet elevation. Including the communities of Kneeland and Bear River Hills. Elevated portions of Bald Hills Road and HWY 299 including Berry Summit will also be impacted. * WHEN...From 10 PM this evening to 10 AM PST Saturday. * 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. && $$
088 WWUS76 KEKA 211100 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 300 AM PST Sat Dec 21 2019 CAZ102-104>106-211800- /O.CON.KEKA.WI.Y.0022.000000T0000Z-191221T1800Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 300 AM PST Sat Dec 21 2019 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Southeast winds 25 to 35 mph with gusts ranging from 45 to 55 mph across exposed areas and ridges along the coastal hills above 1500 feet in elevation. * WHERE...Interior Humboldt and Interior Del Norte Counties above 1500 feet elevation. Including the communities of Kneeland and Bear River Hills. Elevated portions of Bald Hills Road and HWY 299 including Berry Summit will also be impacted. * WHEN...From 10 PM this evening to 10 AM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
793 WWUS76 KEKA 211641 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 841 AM PST Sat Dec 21 2019 CAZ102-104>106-220000- /O.EXT.KEKA.WI.Y.0022.000000T0000Z-191222T0000Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 841 AM PST Sat Dec 21 2019 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... * WHAT...Southeast winds 25 to 35 mph with gusts ranging from 45 to 55 mph across exposed areas and ridges along the coastal hills above 1500 feet in elevation. * WHERE...Interior Humboldt and Interior Del Norte Counties above 1500 feet elevation. Including the community of Kneeland. Elevated portions of Bald Hills Road and HWY 299 including Berry Summit will also be impacted. * WHEN...Until 4 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. && $$
544 WWUS76 KEKA 212337 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 337 PM PST Sat Dec 21 2019 CAZ102-104>106-220045- /O.EXP.KEKA.WI.Y.0022.000000T0000Z-191222T0000Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 337 PM PST Sat Dec 21 2019 ...WIND ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON... $$
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.