Alert archive / California / Wind Advisories in 2016

Wind Advisory 24, NWS Eureka, CA

December 13, 2016Del Norte County, Humboldt County, California

NWS Eureka, CA issued this wind advisory at Dec 13, 2016, 7:21 PM PST for Del Norte County, Humboldt County, California. It took effect at Dec 14, 2016, 6:00 AM PST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Dec 13, 2016, 7:21 PM PST (03:21 UTC)
In effect from
Dec 14, 2016, 6:00 AM PST
Expired
Dec 14, 2016, 7:00 PM PST
In force
13 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 03:23 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, 3.4 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 2016-12-14Temperature 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 2016-12-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
831 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
146 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

239 
WWUS76 KEKA 140321
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
721 PM PST TUE DEC 13 2016

CAZ104>106-150000-
/O.NEW.KEKA.WI.Y.0024.161214T1400Z-161215T0200Z/
SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
721 PM PST TUE DEC 13 2016

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM PST WEDNESDAY FOR
ELEVATIONS ABOVE 2000 FEET...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 6 PM PST WEDNESDAY. 

* WINDS...SOUTH 25 TO 35 MPH WITH OCCASIONAL GUSTS TO 50 MPH.

* LOCATIONS INCLUDE...KNEELAND.

* HIGHWAY(S) IMPACTED...HWY 299 OVER 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.

&&

$$
3 follow-up statements
118 
WWUS76 KEKA 141032
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
232 AM PST WED DEC 14 2016

CAZ101-142345-
/O.EXB.KEKA.WI.Y.0024.161214T1800Z-161215T0000Z/
COASTAL DEL NORTE-
232 AM PST WED DEC 14 2016

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST
THIS AFTERNOON. 

* WINDS...SOUTH 25 TO 35 MPH WITH OCCASIONAL GUSTS TO 45 MPH.

* LOCATIONS INCLUDE...CRESCENT CITY.

* HIGHWAYS IMPACTED...HIGHWAY 101 ALONG THE SOUTH SIDE OF CRESCENT
  CITY. 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>106-142345-
/O.CON.KEKA.WI.Y.0024.161214T1400Z-161215T0200Z/
SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
232 AM PST WED DEC 14 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM
PST THIS EVENING...

* WINDS...SOUTH 25 TO 35 MPH WITH OCCASIONAL GUSTS TO 50 MPH.

* LOCATIONS INCLUDE...KNEELAND.

* HIGHWAYS IMPACTED...HIGHWAY 299 OVER 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.

&&

$$
101 
WWUS76 KEKA 142332
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
332 PM PST WED DEC 14 2016

CAZ101-150045-
/O.CAN.KEKA.WI.Y.0024.000000T0000Z-161215T0000Z/
COASTAL DEL NORTE-
332 PM PST WED DEC 14 2016

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS CANCELLED THE WIND
ADVISORY. WINDS HAVE DECREASED BELOW ADVISORY CRITERIA. 


$$

CAZ104>106-150300-
/O.EXT.KEKA.WI.Y.0024.000000T0000Z-161215T0300Z/
SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
332 PM PST WED DEC 14 2016

...WIND ADVISORY NOW IN EFFECT UNTIL 7 PM PST THIS EVENING...

* WINDS...SOUTH 25 TO 35 MPH WITH OCCASIONAL GUSTS TO 50 MPH.

* LOCATIONS INCLUDE...KNEELAND.

* HIGHWAYS IMPACTED...HIGHWAY 299 OVER 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.

&&

$$
872 
WWUS76 KEKA 150309
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
709 PM PST WED DEC 14 2016

CAZ104>106-150415-
/O.EXP.KEKA.WI.Y.0024.000000T0000Z-161215T0300Z/
SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-
709 PM PST WED DEC 14 2016

...WIND ADVISORY HAS EXPIRED...

WIND GUSTS OF 25 TO 35 MPH WILL CONTINUE THROUGH 10 PM AT
ELEVATIONS ABOVE 2000 FT.

$$

SEC

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 13, 8:46 PM PSTSmall Craft AdvisoryEKA6 hr
Dec 14, 11:42 AM PSTCoastal Flood WarningEKADel Norte, Humboldt78 min
Dec 14, 1:43 PM PSTAreal Flood WarningEKADel Norte3 hr
Dec 14, 1:57 PM PSTAreal Flood AdvisoryEKADel Norte4 hr
Dec 14, 2:50 PM PSTRiver Flood AdvisoryEKAMendocino39 hr
Dec 14, 3:15 PM PSTRiver Flood WarningEKAMendocino44 hr
Dec 14, 3:15 PM PSTRiver Flood WarningEKAHumboldt49 hr
Dec 14, 3:15 PM PSTRiver Flood WarningEKAHumboldt24 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.