Alert archive / California / Wind Advisories in 2018
Wind Advisory 19, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Dec 24, 2018, 3:20 AM PST for Del Norte County, Humboldt County, California. It took effect at Dec 24, 2018, 7:00 AM PST. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Dec 24, 2018, 3:20 AM PST (11:20 UTC)
- In effect from
- Dec 24, 2018, 7:00 AM PST
- Expired
- Dec 24, 2018, 12:00 PM PST
- In force
- 5 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 11:20 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, 11.3 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
- 744 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
943 WWUS76 KEKA 241120 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 320 AM PST Mon Dec 24 2018 CAZ101-102-104>106-242000- /O.NEW.KEKA.WI.Y.0019.181224T1500Z-181224T2000Z/ Coastal Del Norte-Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 320 AM PST Mon Dec 24 2018 ...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO NOON PST TODAY... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect from 7 AM this morning to noon PST today. * WINDS...Southerly winds of 25 to 35 mph with gusts of 40 to 50 mph. * LOCATIONS INCLUDE...Crescent City and Kneeland * HIGHWAYS IMPACTED...The exposed areas and summits on Hwy 101, Hwy 199, Hwy 299, and HWY 36. * 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. && $$
1 follow-up statement
120 WWUS76 KEKA 241933 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1133 AM PST Mon Dec 24 2018 CAZ101-102-104>106-242045- /O.EXP.KEKA.WI.Y.0019.000000T0000Z-181224T2000Z/ Coastal Del Norte-Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 1133 AM PST Mon Dec 24 2018 ...WIND ADVISORY WILL EXPIRE AT NOON PST TODAY... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 2:08 AM PST | Flash Flood Watch | EKA | Mendocino | 16 hr |
| Dec 24, 6:24 AM PST | Special Weather Statement | EKA | Humboldt | 21 min |
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.