Alert archive / California / Wind Advisories in 2021
Wind Advisory 8, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Feb 23, 2021, 2:17 AM PST for Lake County, California. It took effect at Feb 24, 2021, 4:00 PM PST. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Feb 23, 2021, 2:17 AM PST (10:17 UTC)
- In effect from
- Feb 24, 2021, 4:00 PM PST
- Expired
- Feb 25, 2021, 6:00 AM PST
- In force
- 14 hr
- Issued by
- NWS Eureka, CA
County Lake County, CA
The radar
The Beale AFB radar (KBBX), 106 km from the middle of the area, began a volume at 10:15 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
Oakland, CA (KOAK), launched 00:00Z, 10.3 hours before the alert went out and 160 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
- 2626 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
854 WWUS76 KEKA 231017 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 217 AM PST Tue Feb 23 2021 CAZ114-115-231830- /O.NEW.KEKA.WI.Y.0008.210225T0000Z-210225T0900Z/ Northern Lake County-Southern Lake County- 217 AM PST Tue Feb 23 2021 ...WIND ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO 1 AM PST THURSDAY ABOVE 2000 FEET... * WHAT...Northeast winds 15 to 25 mph with gusts up to 60 mph expected above 2000 feet. * WHERE...Northern Lake County and Southern Lake County. * WHEN...From 4 PM Wednesday to 1 AM 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. && $$
6 follow-up statements
779 WWUS76 KEKA 231818 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1018 AM PST Tue Feb 23 2021 CAZ114-115-241100- /O.CON.KEKA.WI.Y.0008.210225T0000Z-210225T0900Z/ Northern Lake County-Southern Lake County- 1018 AM PST Tue Feb 23 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM WEDNESDAY TO 1 AM PST THURSDAY ABOVE 2000 FEET... * WHAT...Northeast winds 15 to 25 mph with gusts up to 60 mph expected above 2000 feet. * WHERE...Northern Lake County and Southern Lake County Counties. * WHEN...From 4 PM Wednesday to 1 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
472 WWUS76 KEKA 241009 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 209 AM PST Wed Feb 24 2021 CAZ114-115-241815- /O.CON.KEKA.WI.Y.0008.210225T0000Z-210225T0900Z/ Northern Lake County-Southern Lake County- 209 AM PST Wed Feb 24 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 1 AM PST THURSDAY ABOVE 1500 FEET... * WHAT...Northeast winds 15 to 25 mph with gusts up to 55 mph expected above 1500 feet. * WHERE...Northern Lake County and Southern Lake County. * WHEN...From 4 PM this afternoon to 1 AM 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. && $$
872 WWUS76 KEKA 241833 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1033 AM PST Wed Feb 24 2021 CAZ114-115-250900- /O.CON.KEKA.WI.Y.0008.210225T0000Z-210225T0900Z/ Northern Lake County-Southern Lake County- 1033 AM PST Wed Feb 24 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 1 AM PST THURSDAY ABOVE 1500 FEET... * WHAT...Northeast winds 15 to 25 mph with gusts up to 55 mph expected above 1500 feet. * WHERE...Northern Lake County and Southern Lake County Counties. * WHEN...From 4 PM this afternoon to 1 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
386 WWUS76 KEKA 250830 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1230 AM PST Thu Feb 25 2021 CAZ114-115-251200- /O.EXT.KEKA.WI.Y.0008.000000T0000Z-210225T1200Z/ Northern Lake County-Southern Lake County- 1230 AM PST Thu Feb 25 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM PST EARLY THIS MORNING ABOVE 1500 FEET... * WHAT...Northeast winds 15 to 25 mph with gusts up to 55 mph above 1500 feet. * WHERE...Northern Lake County and Southern Lake County. * WHEN...Until 4 AM PST early 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. && $$
357 WWUS76 KEKA 251006 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 206 AM PST Thu Feb 25 2021 CAZ114-115-251400- /O.EXT.KEKA.WI.Y.0008.000000T0000Z-210225T1400Z/ Northern Lake County-Southern Lake County- 206 AM PST Thu Feb 25 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 6 AM PST EARLY THIS MORNING ABOVE 1500 FEET... * WHAT...North winds 10 to 20 mph with gusts up to 45 mph above 1500 feet. * WHERE...Northern Lake County and Southern Lake County. * WHEN...Until 6 AM PST early this morning. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
350 WWUS76 KEKA 251403 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 603 AM PST Thu Feb 25 2021 CAZ114-115-251515- /O.EXP.KEKA.WI.Y.0008.000000T0000Z-210225T1400Z/ Northern Lake County-Southern Lake County- 603 AM PST Thu Feb 25 2021 ...WIND ADVISORY HAS EXPIRED... $$
Nearby
Wind Advisories in California, 2021Every wind advisory 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.