Alert archive / Washington / High Wind Warnings in 2016

High Wind Warning 1, NWS Seattle, WA

January 27, 2016San Juan County, Washington

NWS Seattle, WA issued this high wind warning at Jan 27, 2016, 9:04 PM PST for San Juan County, Washington. It was in force for 11 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 27, 2016, 9:04 PM PST (05:04 UTC)
Expired
Jan 28, 2016, 8:00 AM PST
In force
11 hr
Issued by
NWS Seattle, WA

County San Juan County, WA

The radar

The Seattle radar (KATX), 54 km from the middle of the area, began a volume at 05:06 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

Quillayute State, WA (KUIL), launched 00:00Z, 5.1 hours before the alert went out and 127 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, Quillayute State, WA at 00:00Z on 2016-01-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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, Quillayute State, WA at 00:00Z on 2016-01-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 404 square meters per square second.1939587897Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
458 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
404 m²/s²
0-3 km storm-relative helicity
482 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

205 
WWUS76 KSEW 280504 CCA
NPWSEW

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE SEATTLE WA
904 PM PST WED JAN 27 2016


WAZ001-503-281200-
/O.UPG.KSEW.WI.Y.0002.000000T0000Z-160128T1600Z/
/O.NEW.KSEW.HW.W.0001.160128T0504Z-160128T1200Z/
SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-
904 PM PST WED JAN 27 2016

...HIGH WIND WARNING IN EFFECT UNTIL 4 AM PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 4 AM PST THURSDAY. THE WIND
ADVISORY IS NO LONGER IN EFFECT. 

* TIMING...STRONGEST WIND WILL LATE THIS EVENING INTO THE OVERNIGHT 
  HOURS. 

* WINDS...SOUTHEAST WIND 25 TO 40 MPH...WITH GUSTS TO NEAR 60
  MPH.

* IMPACTS...WINDS OF THIS STRENGTH CAN BLOW DOWN TREE
  BRANCHES...WEAK TREES AND CAUSE POWER OUTAGES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR
OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF
58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

WAZ506-510-516-517-281200-
/O.CON.KSEW.WI.Y.0002.000000T0000Z-160128T1600Z/
WESTERN SKAGIT COUNTY-ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST-
904 PM PST WED JAN 27 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THURSDAY...

* TIMING...STRONGEST WIND WILL BE THIS EVENING AND OVERNIGHT.

* WINDS...SOUTH TO SOUTHEAST WIND 25 TO 35 MPH...WITH GUSTS NEAR 50 
  MPH. 

* IMPACTS...WINDS OF THIS STRENGTH CAN BLOW DOWN TREE BRANCHES AND 
  CAUSE SPOTTY POWER OUTAGES. 

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
740 
WWUS76 KSEW 281130
NPWSEW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
330 AM PST THU JAN 28 2016

WAZ001-503-281600-
/O.EXT.KSEW.HW.W.0001.000000T0000Z-160128T1600Z/
SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-
330 AM PST THU JAN 28 2016

...HIGH WIND WARNING NOW IN EFFECT UNTIL 8 AM PST THIS MORNING...

* TIMING...STRONG WIND WILL CONTINUE THROUGH EARLY THIS MORNING. 

* WINDS...SOUTH WIND 25 TO 40 MPH...WITH GUSTS TO 60 MPH.

* IMPACTS...WINDS OF THIS STRENGTH CAN BLOW DOWN TREE BRANCHES... 
  WEAK TREES AND CAUSE POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR
OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF
58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

WAZ506-510-516-517-281600-
/O.CON.KSEW.WI.Y.0002.000000T0000Z-160128T1600Z/
WESTERN SKAGIT COUNTY-ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST-
330 AM PST THU JAN 28 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING...

* TIMING...STRONG WIND WILL CONTINUE THROUGH EARLY THIS MORNING.

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

* IMPACTS...WINDS OF THIS STRENGTH CAN BLOW DOWN TREE BRANCHES AND 
  CAUSE SPOTTY POWER OUTAGES. 

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.

&&

$$
993 
WWUS76 KSEW 281541
NPWSEW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
741 AM PST THU JAN 28 2016

WAZ001-503-281645-
/O.EXP.KSEW.HW.W.0001.000000T0000Z-160128T1600Z/
SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-
741 AM PST THU JAN 28 2016

...HIGH WIND WARNING WILL EXPIRE AT 8 AM PST THIS MORNING...

WINDS HAVE FALLEN WELL BELOW HIGH WIND CRITERIA...AND SPEEDS WILL
CONTINUE TO EASE TODAY.

$$

WAZ506-510-516-517-281645-
/O.EXP.KSEW.WI.Y.0002.000000T0000Z-160128T1600Z/
WESTERN SKAGIT COUNTY-ADMIRALTY INLET AREA-NORTH COAST-CENTRAL COAST-
741 AM PST THU JAN 28 2016

...WIND ADVISORY WILL EXPIRE AT 8 AM PST THIS MORNING...

WINDS HAVE FALLEN WELL BELOW WIND ADVISORY CRITERIA AND WILL
CONTINUE TO EASE TODAY.

$$

The office that day

Everything else NWS Seattle, WA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 27, 8:27 PM PSTStorm WarningSEW6 hr
Jan 28, 1:26 AM PSTRiver Flood WarningSEWClallam18 hr
Jan 28, 7:14 AM PSTRiver Flood WarningSEWWhatcom18 hr
Jan 28, 8:17 AM PSTRiver Flood WarningSEWClallam12 hr
Jan 28, 9:15 AM PSTSmall Craft AdvisorySEW11 hr
Jan 28, 9:23 AM PSTRiver Flood WarningSEWWhatcom27 hr
Jan 28, 10:05 AM PSTRiver Flood WarningSEWSnohomish17 hr
Jan 28, 11:42 AM PSTRiver Flood WarningSEWSkagit29 hr
Jan 28, 11:42 AM PSTRiver Flood WarningSEWSnohomish21 hr
Jan 28, 1:29 PM PSTRiver Flood WarningSEWKing17 hr
Jan 28, 2:59 PM PSTSmall Craft AdvisorySEW3 days
Jan 28, 2:59 PM PSTSmall Craft Advisory for Hazardous SeasSEW6 hr
Jan 28, 3:02 PM PSTWinter Storm WarningSEW23 hr
Jan 28, 3:02 PM PSTWinter Weather AdvisorySEW48 hr
Jan 28, 3:08 PM PSTRiver Flood WarningSEWKing33 hr

Nearby

High Wind Warnings in Washington, 2016Every high wind warning 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.