Alert archive / California / Wind Advisories in 2017

Wind Advisory 26, NWS Eureka, CA

April 11, 2017Del Norte County, Humboldt County, California

NWS Eureka, CA issued this wind advisory at Apr 11, 2017, 3:17 AM PDT for Del Norte County, Humboldt County, California. It took effect at Apr 11, 2017, 2:00 PM PDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Apr 11, 2017, 3:17 AM PDT (10:17 UTC)
In effect from
Apr 11, 2017, 2:00 PM PDT
Expired
Apr 12, 2017, 2:21 AM PDT
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 10:18 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, 10.3 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 2017-04-11Temperature 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 2017-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 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
1667 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

784 
WWUS76 KEKA 111017
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
317 AM PDT Tue Apr 11 2017

...An area of low pressure will bring strong winds...

.An area of low pressure is approaching the area this morning. It
will bring gusty winds to the exposed  coastal areas and 
ridges of Humboldt and Del Norte counties.

CAZ105-112330-
/O.NEW.KEKA.WI.Y.0026.170411T2100Z-170412T1200Z/
Northern Humboldt Interior-
317 AM PDT Tue Apr 11 2017

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 5 AM PDT
WEDNESDAY...

The National Weather Service in Eureka has issued a Wind
Advisory...which is in effect from 2 PM this afternoon to 5 AM
PDT Wednesday. 

* WINDS...South 20 to 30 mph with gusts to 50 mph.

* LOCATIONS INCLUDE...Berry Summit on Hwy 299 and other exposed
  rural areas.

* HIGHWAY(S) IMPACTED...Hwy 299.

* 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.

&&

$$

CAZ104-106-112330-
/O.NEW.KEKA.WI.Y.0026.170411T2100Z-170412T0700Z/
Southwestern Humboldt-Southern Humboldt Interior-
317 AM PDT Tue Apr 11 2017

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO MIDNIGHT
PDT TONIGHT...

The National Weather Service in Eureka has issued a Wind
Advisory...which is in effect from 2 PM this afternoon to
midnight PDT tonight. 

* WINDS...South 20 to 30 mph with gusts to 55 mph.


* LOCATIONS INCLUDE...Kneeland...Fickle Hill and other exposed
  ridges.

* HIGHWAY(S) IMPACTED...HWY 36 and county roads in exposed areas.

* 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.

&&

$$

CAZ101-102-112330-
/O.NEW.KEKA.WI.Y.0026.170412T0200Z-170412T1200Z/
Coastal Del Norte-Del Norte Interior-
317 AM PDT Tue Apr 11 2017

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 5 AM PDT
WEDNESDAY...

The National Weather Service in Eureka has issued a Wind
Advisory...which is in effect from 7 PM this evening to 5 AM PDT
Wednesday. 

* WINDS...South 20 to 30 mph with gusts 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.

&&

$$
2 follow-up statements
509 
WWUS76 KEKA 112318
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
418 PM PDT Tue Apr 11 2017

CAZ105-121200-
/O.CON.KEKA.WI.Y.0026.000000T0000Z-170412T1200Z/
Northern Humboldt Interior-
418 PM PDT Tue Apr 11 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT WEDNESDAY...

* WINDS...South 20 to 30 mph with gusts to 60 mph.

* LOCATIONS INCLUDE...Willow Creek...Orleans.

* HIGHWAYS IMPACTED...Hwy 299...HWY 96.

* FOR A DETAILED VIEW OF THE HAZARD AREA...visit 
  http://www.wrh.noaa.gov/map

$$

CAZ104-106-120700-
/O.CON.KEKA.WI.Y.0026.000000T0000Z-170412T0700Z/
Southwestern Humboldt-Southern Humboldt Interior-
418 PM PDT Tue Apr 11 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT...

* WINDS...South 20 to 30 mph with gusts to 60 mph.

* LOCATIONS INCLUDE...Kneeland...Patrolia...Honeydew...
  Ettersberg...Garberville...Bridgeville.

* HIGHWAYS IMPACTED...Hwy 101...HWY 36.

* FOR A DETAILED VIEW OF THE HAZARD AREA...visit 
  http://www.wrh.noaa.gov/map

$$

CAZ101-102-121200-
/O.CON.KEKA.WI.Y.0026.170412T0200Z-170412T1200Z/
Coastal Del Norte-Del Norte Interior-
418 PM PDT Tue Apr 11 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT WEDNESDAY...

* WINDS...20 to 30 mph with gusts to 50 mph.

* LOCATIONS INCLUDE...Crescent City...Gasquet.

* HIGHWAY(S) IMPACTED...Hwy 101...Hwy 199.

* FOR A DETAILED VIEW OF THE HAZARD AREA...visit 
  http://www.wrh.noaa.gov/map

$$
559 
WWUS76 KEKA 120921
NPWEKA

URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
221 AM PDT Wed Apr 12 2017

...Another round of gusty winds expected this afternoon...

.A storm system will enter the region this afternoon and produce
strong gusty winds for exposed ridge tops.

CAZ102-105-122230-
/O.CAN.KEKA.WI.Y.0026.000000T0000Z-170412T1200Z/
/O.NEW.KEKA.WI.Y.0027.170412T1800Z-170413T0000Z/
Del Norte Interior-Northern Humboldt Interior-
221 AM PDT Wed Apr 12 2017

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 5 PM PDT
THIS AFTERNOON ABOVE 2000 FEET...

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...South 20 to 30 mph with gusts from 40 to 50 mph

* LOCATIONS INCLUDE...Rural areas of Del Norte County above 2000
  feet.

* HIGHWAYS IMPACTED...Highway 199.

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.

&&

$$

CAZ101-121030-
/O.CAN.KEKA.WI.Y.0026.000000T0000Z-170412T1200Z/
Coastal Del Norte-
221 AM PDT Wed Apr 12 2017

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Eureka has cancelled the Wind
Advisory.

$$

CAZ104-106-122230-
/O.NEW.KEKA.WI.Y.0027.170412T1800Z-170413T0000Z/
Southwestern Humboldt-Southern Humboldt Interior-
221 AM PDT Wed Apr 12 2017

...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 5 PM PDT
THIS AFTERNOON ABOVE 2000 FEET...

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...South 20 to 30 mph with gusts from 40 to 50 mph.

* LOCATIONS INCLUDE...Kneeland...Patrolia...Honeydew...
  Ettersberg...Garberville...Bridgeville.

* HIGHWAY(S) IMPACTED...Hwy 101...HWY 36.

* 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
Apr 11, 3:09 AM PDTGale WarningEKA24 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.