Alert archive / California / Wind Advisories in 2021
Wind Advisory 6, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Jan 25, 2021, 5:24 PM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Jan 26, 2021, 10:00 AM PST. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Jan 25, 2021, 5:24 PM PST (01:24 UTC)
- In effect from
- Jan 26, 2021, 10:00 AM PST
- Expired
- Jan 27, 2021, 12:00 AM PST
- In force
- 14 hr
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA, Mendocino County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 47 km from the middle of the area, began a volume at 01:24 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, 1.4 hours before the alert went out and 210 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
- 53 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1068 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
378 WWUS76 KEKA 260124 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 524 PM PST Mon Jan 25 2021 CAZ101>106-109>113-260930- /O.NEW.KEKA.WI.Y.0006.210126T1800Z-210127T0300Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Mendocino Coast- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- 524 PM PST Mon Jan 25 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM TO 7 PM PST TUESDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Portions of northwest California. * WHEN...From 10 AM to 7 PM PST Tuesday. * 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. && $$
5 follow-up statements
854 WWUS76 KEKA 260543 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 943 PM PST Mon Jan 25 2021 CAZ115-261230- /O.EXB.KEKA.WI.Y.0006.210127T0200Z-210127T0800Z/ Southern Lake County- 943 PM PST Mon Jan 25 2021 ...WIND ADVISORY IN EFFECT FROM 6 PM TUESDAY TO MIDNIGHT PST TUESDAY NIGHT ABOVE 1500 FEET... * WHAT...Southeast winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Southern Lake County County. * WHEN...From 6 PM Tuesday to midnight PST Tuesday night. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ101>106-109>113-261230- /O.CON.KEKA.WI.Y.0006.210126T1800Z-210127T0300Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior-Mendocino Coast- Northwestern Mendocino Interior-Northeastern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- 943 PM PST Mon Jan 25 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 7 PM PST TUESDAY... * WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Portions of Northwest California. * WHEN...From 10 AM to 7 PM PST Tuesday. * 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. && $$
117 WWUS76 KEKA 261058 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 258 AM PST Tue Jan 26 2021 CAZ109-110-112-113-261900- /O.EXT.KEKA.WI.Y.0006.210126T2100Z-210127T0300Z/ Mendocino Coast-Northwestern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- 258 AM PST Tue Jan 26 2021 ...WIND ADVISORY NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM PST THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Mendocino Coast, Southeastern Mendocino Interior, Southwestern Mendocino Interior and Northwestern Mendocino Interior Counties. * WHEN...From 1 PM this afternoon to 7 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ111-261900- /O.EXT.KEKA.WI.Y.0006.210127T0200Z-210127T0800Z/ Northeastern Mendocino Interior- 258 AM PST Tue Jan 26 2021 ...WIND ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT PST TONIGHT... * WHAT...Southeast winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Northeastern Mendocino Interior County. * WHEN...From 6 PM this evening to midnight PST tonight. * 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. && $$ CAZ101>106-261900- /O.CON.KEKA.WI.Y.0006.210126T1800Z-210127T0300Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior- 258 AM PST Tue Jan 26 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM PST THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Del Norte and Humboldt Counties on the exposed coastal headlands and on the ridges in the interior areas. * WHEN...From 10 AM this morning to 7 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ115-261900- /O.CON.KEKA.WI.Y.0006.210127T0200Z-210127T0800Z/ Southern Lake County- 258 AM PST Tue Jan 26 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT PST TONIGHT... * WHAT...Southeast winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Southern Lake County County over the higher elevations. * WHEN...From 6 PM this evening to midnight PST tonight. * 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. && $$
146 WWUS76 KEKA 261915 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1115 AM PST Tue Jan 26 2021 CAZ101>106-270300- /O.CON.KEKA.WI.Y.0006.000000T0000Z-210127T0300Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Coast- Southwestern Humboldt-Northern Humboldt Interior- Southern Humboldt Interior- 1115 AM PST Tue Jan 26 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with gusts to 55 mph expected. * WHERE...Del Norte and Humboldt Counties on the exposed coastal headlands and on the ridges in the interior areas. * WHEN...From 10 AM this morning to 7 PM this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. $$ CAZ109-110-112-113-270300- /O.CON.KEKA.WI.Y.0006.210126T2100Z-210127T0300Z/ Mendocino Coast-Northwestern Mendocino Interior- Southwestern Mendocino Interior-Southeastern Mendocino Interior- 1115 AM PST Tue Jan 26 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM THIS EVENING... * WHAT...Southeast winds 20 to 30 mph with gusts to 50 mph expected. * WHERE...Mendocino Coast, Southeastern Mendocino Interior, Southwestern Mendocino Interior and Northwestern Mendocino Interior Counties. * WHEN...From 1 PM this afternoon to 7 PM 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. $$ CAZ111-115-270800- /O.CON.KEKA.WI.Y.0006.210127T0200Z-210127T0800Z/ Northeastern Mendocino Interior-Southern Lake County- 1115 AM PST Tue Jan 26 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT TONIGHT... * WHAT...Southeast winds 20 to 30 mph with gusts to 45 mph expected. * WHERE...Northeastern Mendocino Interior County. * WHEN...From 6 PM this evening to midnight tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. $$
784 WWUS76 KEKA 270255 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 655 PM PST Tue Jan 26 2021 CAZ101>106-109-110-112-113-270400- /O.EXP.KEKA.WI.Y.0006.000000T0000Z-210127T0300Z/ 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- Southeastern Mendocino Interior- 655 PM PST Tue Jan 26 2021 ...WIND ADVISORY WILL EXPIRE AT 7 PM PST THIS EVENING... $$ CAZ111-115-270800- /O.CON.KEKA.WI.Y.0006.000000T0000Z-210127T0800Z/ Northeastern Mendocino Interior-Southern Lake County- 655 PM PST Tue Jan 26 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT... * WHAT...South winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Northeastern Mendocino Interior and Southern Lake County Counties. * WHEN...Until midnight PST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
381 WWUS76 KEKA 270747 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1147 PM PST Tue Jan 26 2021 CAZ111-115-270900- /O.EXP.KEKA.WI.Y.0006.000000T0000Z-210127T0800Z/ Northeastern Mendocino Interior-Southern Lake County- 1147 PM PST Tue Jan 26 2021 ...WIND ADVISORY WILL EXPIRE AT MIDNIGHT PST TONIGHT... Winds will continue to diminish tonight . $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 26, 1:37 PM PST | Special Marine Warning | EKA | 83 min |
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.