Alert archive / California / Wind Advisories in 2017

Wind Advisory 2, NWS Eureka, CA

January 7, 2017Del Norte County, Humboldt County, Mendocino County, California

NWS Eureka, CA issued this wind advisory at Jan 7, 2017, 4:00 PM PST for Del Norte County, Humboldt County, Mendocino County, California. It took effect at Jan 8, 2017, 12:12 AM PST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Jan 7, 2017, 4:00 PM PST (00:00 UTC)
In effect from
Jan 8, 2017, 12:12 AM PST
Expired
Jan 8, 2017, 4:00 PM PST
In force
16 hr
Issued by
NWS Eureka, CA

Counties Del Norte County, CA, Humboldt County, CA, Mendocino County, CA

The radar

The Eureka (Bunker Hill) radar (KBHX), 47 km from the middle of the area, began a volume at 00:03 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, 0.0 hours before the alert went out and 210 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 2017-01-08Temperature 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 2017-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 square meters per square second.1939587897117136Sfc1 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
954 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
340 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

187 
WWUS76 KEKA 080000
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
400 PM PST SAT JAN 7 2017

...A LOW LEVEL SOUTHWESTERLY JET OF STRONG WINDS WILL MOVE ACROSS
SOUTHWESTERN MENDOCINO COUNTY SUNDAY MORNING. THIS FEATURE WILL 
PROMOTE GUSTY SOUTH AND SOUTHWEST WINDS ACROSS THE COAST AND
COASTAL INTERIOR AREAS AND COMMUNITIES...

CAZ109-110-112-113-082100-
/O.NEW.KEKA.WI.Y.0002.170108T1400Z-170108T2200Z/
MENDOCINO COAST-NORTHWESTERN MENDOCINO INTERIOR-
SOUTHWESTERN MENDOCINO INTERIOR-SOUTHEASTERN MENDOCINO INTERIOR-
400 PM PST SAT JAN 7 2017

...WIND ADVISORY IN EFFECT FROM 6 AM TO 2 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 2 PM PST SUNDAY. 

* WINDS...SOUTH AND SOUTHWEST WINDS OF 20 TO 30 MPH...WITH LOCALLY
  HIGHER GUSTS RANGING FROM 40 TO 50 MPH.

* LOCATIONS INCLUDE...FORT BRAGG...POINT ARENA...LEGGET...
  LAYTONVILLE...WILLITS...BOONVILLE...COMPTCHE...UKIAH...HOPLAND.

* HIGHWAY(S) IMPACTED...PORTIONS OF HWY 1...HWY 101...HWY 128.
  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
277 
WWUS76 KEKA 080812
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1212 AM PST SUN JAN 8 2017

...STRONG LOW LEVEL WINDS WILL MOVE ACROSS COASTAL MENDOCINO
COUNTY...AS WELL AS AREAS ABOVE 2500 FEET IN MENDOCINO AND
HUMBOLDT COUNTIES DURING SUNDAY...

CAZ104>106-111-082115-
/O.EXB.KEKA.WI.Y.0002.170108T0812Z-170109T0000Z/
SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-NORTHEASTERN MENDOCINO INTERIOR-
1212 AM PST SUN JAN 8 2017

...WIND ADVISORY IN EFFECT UNTIL 4 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM PST SUNDAY. 

* WINDS...SOUTH AND SOUTHWEST WINDS OF 20 TO 30 MPH...WITH 
  LOCALLY HIGHER GUSTS RANGING FROM 40 TO 50 MPH. 

* LOCATIONS INCLUDE...KNEELAND...WILLOW CREEK...DINSMORE... 

* HIGHWAY(S) IMPACTED...299...101...36...96.

* 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.

&&

$$

CAZ110-113-082115-
/O.EXT.KEKA.WI.Y.0002.170108T0812Z-170109T0000Z/
NORTHWESTERN MENDOCINO INTERIOR-SOUTHEASTERN MENDOCINO INTERIOR-
1212 AM PST SUN JAN 8 2017

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST SUNDAY...

* WINDS...SOUTH AND SOUTHWEST WINDS OF 20 TO 30 MPH...WITH 
  LOCALLY HIGHER GUSTS RANGING FROM 40 TO 50 MPH. 

* LOCATIONS INCLUDE...LEGGET...LAYTONVILLE...WILLITS...
  BOONVILLE...COMPTCHE...UKIAH...HOPLAND.

* HIGHWAY(S) IMPACTED...PORTIONS OF HWY 1...HWY 101. 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.

&&

$$

CAZ109-112-082115-
/O.EXT.KEKA.WI.Y.0002.170108T1400Z-170109T0000Z/
MENDOCINO COAST-SOUTHWESTERN MENDOCINO INTERIOR-
1212 AM PST SUN JAN 8 2017

...WIND ADVISORY NOW IN EFFECT FROM 6 AM TO 4 PM PST SUNDAY...

* WINDS...SOUTH AND SOUTHWEST WINDS OF 20 TO 30 MPH...WITH 
  LOCALLY HIGHER GUSTS RANGING FROM 40 TO 50 MPH. 

* LOCATIONS INCLUDE...FORT BRAGG...POINT ARENA.

* HIGHWAY(S) IMPACTED...PORTIONS OF HWY 1. 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.

&&

$$
826 
WWUS76 KEKA 081146
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
346 AM PST SUN JAN 8 2017

...STRONG LOW LEVEL WINDS WILL MOVE ACROSS COASTAL MENDOCINO AND
DEL NORTE COUNTIES...AS WELL AS AREAS ABOVE 2500 FEET IN
MENDOCINO AND HUMBOLDT COUNTIES DURING SUNDAY...

CAZ101-082100-
/O.EXB.KEKA.WI.Y.0002.170108T1400Z-170108T2100Z/
COASTAL DEL NORTE-
346 AM PST SUN JAN 8 2017

...WIND ADVISORY IN EFFECT UNTIL 1 PM PST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON. 

* WINDS...SOUTH WINDS OF 20 TO 30 MPH...WITH LOCALLY HIGHER GUSTS
  RANGING FROM 40 TO 50 MPH.

* LOCATIONS INCLUDE...CRESCENT CITY...

* 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 ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

CAZ104>106-110-111-113-090000-
/O.CON.KEKA.WI.Y.0002.000000T0000Z-170109T0000Z/
SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-NORTHWESTERN MENDOCINO INTERIOR-
NORTHEASTERN MENDOCINO INTERIOR-SOUTHEASTERN MENDOCINO INTERIOR-
346 AM PST SUN JAN 8 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* WINDS...SOUTH AND SOUTHWEST WINDS OF 20 TO 30 MPH...WITH LOCALLY
  HIGHER GUSTS RANGING FROM 40 TO 50 MPH. STRONGEST WINDS WILL
  OCCUR ALONG EXPOSED RIDGE TOPS...SUMMITS...AND PASSES. 

* LOCATIONS INCLUDE...KNEELAND...WILLOW CREEK...LEGGET...
  LAYTONVILLE...WILLITS...BOONVILLE...COMPTCHE...UKIAH...HOPLAND.

* HIGHWAY(S) IMPACTED...PORTIONS OF HWY 1...HWY 101...HWY 299...
  HWY 36. 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.

&&

$$

CAZ109-112-090000-
/O.CON.KEKA.WI.Y.0002.170108T1400Z-170109T0000Z/
MENDOCINO COAST-SOUTHWESTERN MENDOCINO INTERIOR-
346 AM PST SUN JAN 8 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* WINDS...SOUTH AND SOUTHWEST WINDS OF 20 TO 30 MPH...WITH 
  LOCALLY HIGHER GUSTS RANGING FROM 40 TO 50 MPH. 

* LOCATIONS INCLUDE...FORT BRAGG...POINT ARENA.

* HIGHWAY(S) IMPACTED...PORTIONS OF HWY 1. 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.

&&

$$
117 
WWUS76 KEKA 082057
NPWEKA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE EUREKA CA
1257 PM PST SUN JAN 8 2017

...STRONG LOW LEVEL WINDS WILL MOVE ACROSS COASTAL MENDOCINO AND
DEL NORTE COUNTIES...AS WELL AS AREAS ABOVE 2500 FEET IN
MENDOCINO AND HUMBOLDT COUNTIES DURING SUNDAY...

CAZ101-082200-
/O.EXP.KEKA.WI.Y.0002.000000T0000Z-170108T2100Z/
COASTAL DEL NORTE-
1257 PM PST SUN JAN 8 2017

...WIND ADVISORY WILL EXPIRE AT 1 PM PST THIS AFTERNOON...

$$

CAZ104>106-109>113-090000-
/O.CON.KEKA.WI.Y.0002.000000T0000Z-170109T0000Z/
SOUTHWESTERN HUMBOLDT-NORTHERN HUMBOLDT INTERIOR-
SOUTHERN HUMBOLDT INTERIOR-MENDOCINO COAST-
NORTHWESTERN MENDOCINO INTERIOR-NORTHEASTERN MENDOCINO INTERIOR-
SOUTHWESTERN MENDOCINO INTERIOR-SOUTHEASTERN MENDOCINO INTERIOR-
1257 PM PST SUN JAN 8 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* WINDS...SOUTH AND SOUTHWEST WINDS OF 20 TO 30 MPH...WITH LOCALLY
  HIGHER GUSTS RANGING FROM 45 TO 60 MPH.

* LOCATIONS INCLUDE...FORT BRAGG...POINT ARENA...KNEELAND...BALD
  HILLS ROAD...KING RANGE...OTHER EXPOSED HIGH ELEVATION
  LOCATIONS.

* HIGHWAY(S) IMPACTED...PORTIONS OF HWY 1 AND 299...INCLUDING 299. 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 8, 2:26 AM PSTCoastal Flood AdvisoryEKAHumboldt7 hr
Jan 8, 2:50 AM PSTWinter Weather AdvisoryEKADel Norte, Humboldt, Trinity43 hr
Jan 8, 3:48 AM PSTRiver Flood WarningEKAMendocino4 days
Jan 8, 4:27 AM PSTRiver Flood AdvisoryEKAMendocino30 hr
Jan 8, 9:16 AM PSTRiver Flood WarningEKAHumboldt4 days
Jan 8, 10:48 AM PSTAreal Flood AdvisoryEKAMendocino, Trinity214 days
Jan 8, 11:11 AM PSTAreal Flood AdvisoryEKAHumboldt5 hr
Jan 8, 11:16 AM PSTAreal Flood AdvisoryEKATrinity5 hr
Jan 8, 12:52 PM PSTSmall Craft AdvisoryEKA44 hr
Jan 8, 12:52 PM PSTHazardous Seas WarningEKA7 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.