Alert archive / California / Wind Advisories in 2017

Wind Advisory 11, NWS Eureka, CA

February 4, 2017Del Norte County, Humboldt County, California

NWS Eureka, CA issued this wind advisory at Feb 4, 2017, 2:12 PM PST for Del Norte County, Humboldt County, California. It took effect at Feb 5, 2017, 12:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Feb 4, 2017, 2:12 PM PST (22:12 UTC)
In effect from
Feb 5, 2017, 12:00 PM PST
Expired
Feb 4, 2017, 2:56 PM PST
In force
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 22:12 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 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 12:00Z on 2017-02-04Temperature 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 12:00Z on 2017-02-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 square meters per square second.1939587897117Sfc1 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
881 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
342 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

238 
WWUS76 KEKA 042212
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
212 PM PST SAT FEB 4 2017

CAZ101-051200-
/O.NEW.KEKA.WI.Y.0011.170205T2000Z-170206T0600Z/
COASTAL DEL NORTE-
212 PM PST SAT FEB 4 2017

...WIND ADVISORY IN EFFECT FROM NOON SUNDAY TO 10 PM PST 
SUNDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TO 10 PM PST SUNDAY. 

* WINDS...SOUTH AND SOUTHEAST WINDS 25 TO 35 MPH...WITH LOCALLY
  STRONGER GUSTS 40 TO 50 MPH. 

* LOCATIONS INCLUDE...CRESCENT CITY AND SURROUNDING COASTAL
  COMMUNITIES OF DEL NORTE COUNTY.

* HIGHWAYS IMPACTED...PORTIONS OF HWY 101 AND 199.

* 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.

&&

$$

CAZ102-105-106-051200-
/O.NEW.KEKA.WI.Y.0011.170205T2200Z-170206T0600Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
212 PM PST SAT FEB 4 2017

...WIND ADVISORY IN EFFECT FROM 2 PM SUNDAY TO 10 PM PST SUNDAY 
FOR THE COASTAL HILLS ABOVE 1500 FEET IN ELEVATION...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 2 PM TO 10 PM PST SUNDAY. 

* WINDS...SUSTAINED SOUTH AND SOUTHEAST WINDS 25 TO 35 MPH...WITH
  LOCALLY HIGHER GUSTS RANGING 45 TO 60 MPH.

* LOCATIONS INCLUDE...KNEELAND...UPPER FICKLE HILL...UPPER
  GREENWOOD HEIGHTS...BEAR RIVER HILLS.

* HIGHWAYS IMPACTED...PASSES ALONG HIGHWAY 299 AND UPPER BALD
  HILLS ROAD. 

* 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
620 
WWUS76 KEKA 042250
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
250 PM PST SAT FEB 4 2017

CAZ101-050000-
/O.CAN.KEKA.WI.Y.0011.170205T2000Z-170206T0600Z/
COASTAL DEL NORTE-
250 PM PST SAT FEB 4 2017


$$

CAZ102-105-106-051200-
/O.EXT.KEKA.WI.Y.0011.170205T2000Z-170206T0700Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
250 PM PST SAT FEB 4 2017

...WIND ADVISORY NOW IN EFFECT FOR COASTAL HILLS ABOVE 1500 FEET
IN ELEVATION FROM NOON SUNDAY TO 11 PM PST SUNDAY...

* WINDS...SUSTAINED SOUTH AND SOUTHEAST WINDS 25 TO 35 MPH...
  WITH LOCALLY HIGHER GUSTS RANGING 45 TO 60 MPH. 

* LOCATIONS INCLUDE...KNEELAND...UPPER FICKLE HILL...UPPER 
  GREENWOOD HEIGHTS...BEAR RIVER HILLS. 

* HIGHWAYS IMPACTED...PASSES ALONG HIGHWAY 299 AND UPPER BALD 
  HILLS ROAD. 

* 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.

&&

$$
892 
WWUS76 KEKA 042251
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
251 PM PST SAT FEB 4 2017

CAZ102-105-106-051200-
/O.CON.KEKA.WI.Y.0011.170205T2000Z-170206T0700Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
251 PM PST SAT FEB 4 2017

...WIND ADVISORY REMAINS IN EFFECT FOR COASTAL HILLS ABOVE 1500
FEET IN ELEVATION FROM NOON SUNDAY TO 11 PM PST SUNDAY...

* WINDS...SUSTAINED SOUTH AND SOUTHEAST WINDS 25 TO 35 MPH... 
  WITH LOCALLY HIGHER GUSTS RANGING 45 TO 60 MPH. 

* LOCATIONS INCLUDE...KNEELAND...UPPER FICKLE HILL...UPPER 
  GREENWOOD HEIGHTS...BEAR RIVER HILLS. 

* HIGHWAYS IMPACTED...PASSES ALONG HIGHWAY 299 AND UPPER BALD 
  HILLS ROAD. 

* 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.

&&

$$

TONKIN
091 
WWUS76 KEKA 042256
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
256 PM PST SAT FEB 4 2017

CAZ102-105-106-050000-
/O.CAN.KEKA.WI.Y.0011.170205T2000Z-170206T0700Z/
DEL NORTE INTERIOR-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
256 PM PST SAT FEB 4 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.

IssuedProductOfficeCountiesLasted
Feb 4, 3:33 AM PSTGale WatchEKA11 hr
Feb 4, 2:30 PM PSTGale WarningEKA37 hr
Feb 4, 2:30 PM PSTSmall Craft AdvisoryEKA19 hr
Feb 4, 3:02 PM PSTWind AdvisoryEKADel Norte, Humboldt, Mendocino, Trinity34 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; radar from the NEXRAD Level II archive.