Alert archive / California / Wind Advisories in 2016

Wind Advisory 23, NWS Eureka, CA

December 7, 2016Del Norte County, Humboldt County, California

NWS Eureka, CA issued this wind advisory at Dec 7, 2016, 10:49 PM PST for Del Norte County, Humboldt County, California. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Dec 7, 2016, 10:49 PM PST (06:49 UTC)
Expired
Dec 8, 2016, 11:08 AM PST
In force
12 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 06:52 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, 6.8 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.

Skew-T log-pSkew-T log-p diagram, Medford/Jackson, OR at 00:00Z on 2016-12-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Medford/Jackson, OR at 00:00Z on 2016-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1473 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
119 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

582 
WWUS76 KEKA 080649
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1049 PM PST WED DEC 7 2016

CAZ104-106-081700-
/O.NEW.KEKA.WI.Y.0023.161208T0649Z-161208T1700Z/
SOUTHWESTERN HUMBOLDT-SOUTHERN HUMBOLDT INTERIOR-
1049 PM PST WED DEC 7 2016

...WIND ADVISORY IN EFFECT UNTIL 9 AM PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM PST THURSDAY. 

* WINDS...20 TO 30 MPH WITH GUSTS TO 55 MPH.

* LOCATIONS INCLUDE...KNEELAND...KING RANGE...AND OTHER EXPOSED
  COASTAL RIDGES ABOVE 2000 FEET.

* HIGHWAY(S) IMPACTED...HIGHWAY 299 AT BERRY SUMMIT. STRONG WINDS
  CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
  VEHICLES.

* 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.

&&

$$

CAZ102-105-082000-
/O.NEW.KEKA.WI.Y.0023.161208T0900Z-161208T2000Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
1049 PM PST WED DEC 7 2016

...WIND ADVISORY IN EFFECT UNTIL NOON PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST THURSDAY. 

* WINDS...20 TO 30 MPH WITH GUSTS TO 55 MPH.

* LOCATIONS INCLUDE...THE BALD HILLS OF REDWOOD NATIONAL
  PARK...AND OTHER EXPOSED RIDGES.

* HIGHWAY(S) IMPACTED...BALD HILLS ROAD. STRONG WINDS CAN MAKE
  DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.

* 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
454 
WWUS76 KEKA 081055
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
255 AM PST THU DEC 8 2016

CAZ102-105-082000-
/O.CON.KEKA.WI.Y.0023.000000T0000Z-161208T2000Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
255 AM PST THU DEC 8 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

* WINDS...20 TO 30 MPH WITH GUSTS TO 45 MPH.

* LOCATIONS INCLUDE...THE BALD HILLS OF REDWOOD NATIONAL PARK... 
  AND OTHER EXPOSED RIDGES. 

* HIGHWAY(S) IMPACTED...BALD HILLS ROAD. STRONG WINDS CAN MAKE 
  DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. 

* 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.

&&

$$

CAZ104-106-081700-
/O.CON.KEKA.WI.Y.0023.000000T0000Z-161208T1700Z/
SOUTHWESTERN HUMBOLDT-SOUTHERN HUMBOLDT INTERIOR-
255 AM PST THU DEC 8 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING...

* WINDS...20 TO 30 MPH WITH GUSTS TO 45 MPH.

* LOCATIONS INCLUDE...KNEELAND...KING RANGE...AND OTHER EXPOSED 
  COASTAL RIDGES ABOVE 2000 FEET. 

* HIGHWAY(S) IMPACTED...HIGHWAY 299 AT BERRY SUMMIT. STRONG 
  WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE 
  VEHICLES. 

* 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.

&&

$$
495 
WWUS76 KEKA 081700
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
900 AM PST THU DEC 8 2016

CAZ104-106-081800-
/O.EXP.KEKA.WI.Y.0023.000000T0000Z-161208T1700Z/
SOUTHWESTERN HUMBOLDT-SOUTHERN HUMBOLDT INTERIOR-
900 AM PST THU DEC 8 2016

...WIND ADVISORY HAS EXPIRED...

$$

CAZ102-105-082000-
/O.CON.KEKA.WI.Y.0023.000000T0000Z-161208T2000Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
900 AM PST THU DEC 8 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...

* WINDS...20 TO 30 MPH WITH GUSTS TO 45 MPH.

* LOCATIONS INCLUDE...THE BALD HILLS OF REDWOOD NATIONAL PARK... 
  AND OTHER EXPOSED RIDGES. 

* HIGHWAY(S) IMPACTED...BALD HILLS ROAD. STRONG WINDS CAN MAKE 
  DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. 

* 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.

&&

$$
819 
WWUS76 KEKA 081908
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1108 AM PST THU DEC 8 2016


CAZ102-105-082015-
/O.CAN.KEKA.WI.Y.0023.000000T0000Z-161208T2000Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
1108 AM PST THU DEC 8 2016

...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.

IssuedProductOfficeCountiesLasted
Dec 8, 2:25 PM PSTSmall Craft AdvisoryEKA25 hr

Nearby

Wind Advisories in California, 2016Every wind advisory in 2016

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.