Alert archive / California / Wind Advisories in 2018
Wind Advisory 12, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Nov 22, 2018, 3:28 PM PST for Del Norte County, Humboldt County, California. It took effect at Nov 23, 2018, 4:00 AM PST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Nov 22, 2018, 3:28 PM PST (23:28 UTC)
- In effect from
- Nov 23, 2018, 4:00 AM PST
- Expired
- Nov 23, 2018, 12:00 PM PST
- In force
- 8 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 23:29 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, 11.5 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
- 3 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 760 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 174 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
971 WWUS76 KEKA 222328 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 328 PM PST Thu Nov 22 2018 .Winds will ease quickly this afternoon and this evening around Crescent City and the adjacent exposed elevations above 1000 ft around far northwestern California. Meanwhile, another storm system arriving tonight will bring more gusty southerly winds on Friday morning to similar locations. CAZ101-102-105-231230- /O.NEW.KEKA.WI.Y.0012.181123T1200Z-181124T2000Z/ /O.CON.KEKA.WI.Y.0011.000000T0000Z-181123T0100Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Interior- 328 PM PST Thu Nov 22 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM PST THIS AFTERNOON... ...WIND ADVISORY IN EFFECT FROM 4 AM FRIDAY TO NOON PST SATURDAY... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect from 4 AM Friday to noon PST Saturday. * WINDS...South winds 25 to 35 mph with gusts up to 50 mph. Isolated gusts around 60 mph possible across exposed ridge tops. * LOCATIONS INCLUDE...Kneeland and other exposed locations above 1000 feet elevation. * HIGHWAY(S) IMPACTED...Exposed portions of Hwy 101...Hwy 199...Hwy 299...HWY 96 above 1000 ft elevation. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ CAZ104-106-230100- /O.CON.KEKA.WI.Y.0011.000000T0000Z-181123T0100Z/ Southwestern Humboldt-Southern Humboldt Interior- 328 PM PST Thu Nov 22 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM PST THIS AFTERNOON FOR EXPOSED LOCATIONS ABOVE 1000 FEET... * WINDS...South winds 25 to 35 mph with gusts up to 50 mph. Isolated gusts around 60 mph possible across exposed ridge tops. * LOCATIONS INCLUDE...Exposed ridges and higher exposed terrain above 1000 ft elevation. * HIGHWAY(S) IMPACTED...Exposed portions of HWY 101...HWY 36. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
3 follow-up statements
678 WWUS76 KEKA 230105 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 505 PM PST Thu Nov 22 2018 .Winds will ease quickly this afternoon and this evening around Crescent City and the adjacent exposed elevations above 1000 ft around far northwestern California. Meanwhile, another storm system arriving tonight will bring more gusty southerly winds on Friday morning to similar locations. CAZ101-102-105-231415- /O.EXP.KEKA.WI.Y.0011.000000T0000Z-181123T0100Z/ /O.CON.KEKA.WI.Y.0012.181123T1200Z-181124T2000Z/ Coastal Del Norte-Del Norte Interior-Northern Humboldt Interior- 505 PM PST Thu Nov 22 2018 ...WIND ADVISORY REMAINS IN EFFECT FROM 4 AM FRIDAY TO NOON PST SATURDAY... ...WIND ADVISORY FOR THURSDAY HAS EXPIRED... * WINDS...Decreasing Thursday evening and overnight...but increasing to South 25 to 35 mph with gusts up to 50 mph Friday morning through Saturday morning. Isolated gusts around 60 mph possible across exposed ridge tops. * LOCATIONS INCLUDE...Kneeland and other exposed locations above 1000 feet elevation. * HIGHWAY(S) IMPACTED...Exposed portions of Hwy 101...Hwy 199...Hwy 299...HWY 96 above 1000 ft elevation. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that winds of 35 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ CAZ104-106-230215- /O.EXP.KEKA.WI.Y.0011.000000T0000Z-181123T0100Z/ Southwestern Humboldt-Southern Humboldt Interior- 505 PM PST Thu Nov 22 2018 ...WIND ADVISORY HAS EXPIRED... Wind speeds have decreased substantially, allowing the wind advisory to expire. $$
635 WWUS76 KEKA 231035 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 235 AM PST Fri Nov 23 2018 CAZ104-106-232000- /O.EXB.KEKA.WI.Y.0012.181123T1200Z-181123T2000Z/ Southwestern Humboldt-Southern Humboldt Interior- 235 AM PST Fri Nov 23 2018 ...WIND ADVISORY IN EFFECT UNTIL NOON PST TODAY ABOVE 1500 FEET... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect until noon PST today. * WINDS...Southwest winds 20 to 30 mph with gusts to 50 mph. * LOCATIONS INCLUDE...Kneeland and other elevations above 1500 feet. * HIGHWAY(S) IMPACTED...Hwy 101...HWY 36. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$ CAZ101-232000- /O.EXT.KEKA.WI.Y.0012.181123T1200Z-181123T2000Z/ Coastal Del Norte- 235 AM PST Fri Nov 23 2018 ...WIND ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... * WINDS...South winds 20 to 30 mph with gusts to 50 mph. * LOCATIONS INCLUDE...Crescent City. * HIGHWAY(S) IMPACTED...Hwy 101. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$ CAZ102-105-232000- /O.EXT.KEKA.WI.Y.0012.181123T1200Z-181123T2000Z/ Del Norte Interior-Northern Humboldt Interior- 235 AM PST Fri Nov 23 2018 ...WIND ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY ABOVE 1500 FEET... * WINDS...Southwest winds 20 to 30 mph with gusts to 50 mph. * LOCATIONS INCLUDE...Elevations above 1500 feet. * HIGHWAY(S) IMPACTED...Hwy 199...Hwy 299...HWY 96. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
280 WWUS76 KEKA 232011 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1211 PM PST Fri Nov 23 2018 CAZ101-102-104>106-232115- /O.EXP.KEKA.WI.Y.0012.000000T0000Z-181123T2000Z/ Coastal Del Norte-Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 1211 PM PST Fri Nov 23 2018 ...WIND ADVISORY HAS EXPIRED... Southerly winds will continue to be gusty along the coast and exposed higher terrain above 1500 feet elevation, but will be below advisory levels from this point forward. Expect winds generally southwest winds of 15 to 25 mph with local gusts to 40 mph over mountain ridgetops this afternoon, gradually subsiding into this evening. $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 22, 3:06 AM PST | Wind Advisory | EKA | Del Norte, Humboldt | 14 hr |
| Nov 22, 2:58 PM PST | Small Craft Advisory | EKA | 46 hr |
Nearby
Wind Advisories in California, 2018Every wind advisory in 2018
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.