Alert archive / California / Wind Advisories in 2018
Wind Advisory 17, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Dec 17, 2018, 2:11 PM PST for Del Norte County, California. It took effect at Dec 17, 2018, 10:00 PM PST. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Dec 17, 2018, 2:11 PM PST (22:11 UTC)
- In effect from
- Dec 17, 2018, 10:00 PM PST
- Expired
- Dec 18, 2018, 1:00 PM PST
- In force
- 15 hr
- Issued by
- NWS Eureka, CA
County Del Norte County, CA
The radar
The Medford radar (KMAX), 109 km from the middle of the area, began a volume at 22:10 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, 10.2 hours before the alert went out and 118 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
- 14 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 571 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
521 WWUS76 KEKA 172211 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 211 PM PST Mon Dec 17 2018 CAZ101-182100- /O.NEW.KEKA.WI.Y.0017.181218T1200Z-181218T2100Z/ Coastal Del Norte- 211 PM PST Mon Dec 17 2018 ...WIND ADVISORY IN EFFECT FROM 4 AM TO 1 PM PST TUESDAY... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect from 4 AM to 1 PM PST Tuesday. * WINDS...Gusts around 45 mph. * LOCATIONS INCLUDE...Crescent City amd surroundings. * HIGHWAY(S) IMPACTED...Hwy 101. * 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. && $$
3 follow-up statements
736 WWUS76 KEKA 180218 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 618 PM PST Mon Dec 17 2018 CAZ101-181530- /O.EXT.KEKA.WI.Y.0017.181218T0600Z-181218T2100Z/ Coastal Del Norte- 618 PM PST Mon Dec 17 2018 ...WIND ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 1 PM PST TUESDAY... * WINDS...Gusts around 45 mph. * LOCATIONS INCLUDE...Crescent City and surrounding areas. * HIGHWAY(S) IMPACTED...Hwy 101. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
291 WWUS76 KEKA 180855 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1255 AM PST Tue Dec 18 2018 CAZ101-182100- /O.CON.KEKA.WI.Y.0017.000000T0000Z-181218T2100Z/ Coastal Del Norte- 1255 AM PST Tue Dec 18 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * WINDS...Gusts around 45 mph. * LOCATIONS INCLUDE...Crescent City and surrounding areas. * HIGHWAY(S) IMPACTED...Hwy 101. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
520 WWUS76 KEKA 182048 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 1248 PM PST Tue Dec 18 2018 CAZ101-182200- /O.EXP.KEKA.WI.Y.0017.000000T0000Z-181218T2100Z/ Coastal Del Norte- 1248 PM PST Tue Dec 18 2018 ...WIND ADVISORY WILL EXPIRE AT 1 PM PST THIS AFTERNOON... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 4:03 AM PST | Gale Warning | EKA | 33 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.