Alert archive / California / Wind Advisories in 2017
Wind Advisory 31, NWS Eureka, CA
NWS Eureka, CA issued this wind advisory at Oct 18, 2017, 2:37 PM PDT for Del Norte County, Humboldt County, California. It took effect at Oct 19, 2017, 11:00 AM PDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Oct 18, 2017, 2:37 PM PDT (21:37 UTC)
- In effect from
- Oct 19, 2017, 11:00 AM PDT
- Expired
- Oct 19, 2017, 4:08 PM PDT
- In force
- 5 hr
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA
The nearest sounding before it
Medford/Jackson, OR (KMFR), launched 12:00Z, 9.6 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
- 1795 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 148 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
780 WWUS76 KEKA 182137 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 237 PM PDT Wed Oct 18 2017 CAZ102-104>106-191230- /O.NEW.KEKA.WI.Y.0031.171019T1800Z-171020T0000Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 237 PM PDT Wed Oct 18 2017 ...WIND ADVISORY IN EFFECT FROM 11 AM TO 5 PM PDT THURSDAY ABOVE 1000 FEET... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect from 11 AM to 5 PM PDT Thursday. * WINDS...45 to 50 mph. * LOCATIONS INCLUDE...Kneeland and other exposed ridges. * HIGHWAY(S) IMPACTED...Hwy 199...Hwy 101...Hwy 299 near Berry Summit. * 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 ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
3 follow-up statements
671 WWUS76 KEKA 190217 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 717 PM PDT Wed Oct 18 2017 CAZ102-104>106-191530- /O.CON.KEKA.WI.Y.0031.171019T1800Z-171020T0000Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 717 PM PDT Wed Oct 18 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 5 PM PDT THURSDAY ABOVE 1000 FEET... * WINDS...South to southwest winds 20 to 30 mph gusting from 45 to 50 mph. * LOCATIONS INCLUDE...Kneeland and other exposed ridges. * HIGHWAY(S) IMPACTED...Hwy 199...Hwy 101...and Hwy 299 near Berry Summit. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
445 WWUS76 KEKA 191001 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 301 AM PDT Thu Oct 19 2017 CAZ101-192315- /O.EXA.KEKA.WI.Y.0031.171019T1800Z-171020T0000Z/ Coastal Del Norte- 301 AM PDT Thu Oct 19 2017 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 5 PM PDT THIS AFTERNOON... The National Weather Service in Eureka has issued a Wind Advisory...which is in effect from 11 AM this morning to 5 PM PDT this afternoon. * WINDS...Southerly gusts around 40 mph. * LOCATIONS INCLUDE...Crescent City and exposed headlands. * HIGHWAY IMPACTED...101. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$ CAZ102-104>106-192315- /O.CON.KEKA.WI.Y.0031.171019T1800Z-171020T0000Z/ Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 301 AM PDT Thu Oct 19 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 5 PM PDT THIS AFTERNOON ABOVE 1000 FEET... * WINDS...Southerly gusts from 40 to 50 mph. * LOCATIONS INCLUDE...Kneeland and other exposed ridges. * HIGHWAYS IMPACTED...199...101 and 299 over Berry Summit. * FOR A DETAILED VIEW OF THE HAZARD AREA...visit http://www.wrh.noaa.gov/map $$
490 WWUS76 KEKA 192308 NPWEKA URGENT - WEATHER MESSAGE National Weather Service Eureka CA 408 PM PDT Thu Oct 19 2017 CAZ101-102-104>106-200015- /O.CAN.KEKA.WI.Y.0031.000000T0000Z-171020T0000Z/ Coastal Del Norte-Del Norte Interior-Southwestern Humboldt- Northern Humboldt Interior-Southern Humboldt Interior- 408 PM PDT Thu Oct 19 2017 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Eureka has cancelled the Wind Advisory. $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 18, 6:16 AM PDT | High Surf Advisory | EKA | Del Norte, Humboldt, Mendocino | 60 hr |
| Oct 18, 3:18 PM PDT | Hazardous Seas Warning | EKA | 51 hr |
Nearby
Wind Advisories in California, 2017Every wind advisory in 2017
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.