Alert archive / Washington / High Wind Warnings in 2017

High Wind Warning 3, NWS Seattle, WA

January 17, 2017San Juan County, Washington

NWS Seattle, WA issued this high wind warning at Jan 17, 2017, 6:25 PM PST for San Juan County, Washington. It was in force for 17 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 17, 2017, 6:25 PM PST (02:25 UTC)
Expired
Jan 18, 2017, 11:37 AM PST
In force
17 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 02:27 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, 2.4 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 2017-01-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2017-01-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 913 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
480 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
913 m²/s²
0-3 km storm-relative helicity
1093 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

836 
WWUS76 KSEW 180225
NPWSEW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
625 PM PST TUE JAN 17 2017

WAZ001-503-506-510-181030-
/O.UPG.KSEW.WI.Y.0004.000000T0000Z-170118T2300Z/
/O.NEW.KSEW.HW.W.0003.170118T0225Z-170118T2300Z/
SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY-
ADMIRALTY INLET AREA-
625 PM PST TUE JAN 17 2017

...HIGH WIND WARNING IN EFFECT FOR THE NORTHWEST INTERIOR UNTIL 3
PM PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 3 PM PST WEDNESDAY. THE WIND
ADVISORY IS NO LONGER IN EFFECT. 

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

* SOME AFFECTED LOCATIONS...BELLINGHAM AND OAK HARBOR.

* TIMING...WINDS WILL PEAK BY 10 PM PST TONIGHT AND THEN DIMINISH
  SOMEWHAT OVERNIGHT. EXPECT ANOTHER BRIEF BURST OF HIGH WINDS
  WEDNESDAY MORNING.

* IMPACTS...HIGH WINDS CAN TOPPLE TREES ONTO ROADS...VEHICLES...
  AND ROOFTOPS. DOWNED POWER LINES CAN 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.

&&

$$

WAZ516-517-181030-
/O.UPG.KSEW.WI.Y.0004.000000T0000Z-170118T2300Z/
/O.NEW.KSEW.HW.W.0003.170118T0225Z-170118T1800Z/
NORTH COAST-CENTRAL COAST-
625 PM PST TUE JAN 17 2017

...HIGH WIND WARNING IN EFFECT FOR THE NORTH AND CENTRAL COAST
UNTIL 10 AM PST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 10 AM PST WEDNESDAY. THE WIND
ADVISORY IS NO LONGER IN EFFECT. 

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

* SOME AFFECTED LOCATIONS...WESTPORT...HOQUIAM...AND FORKS.

* TIMING...WINDS WILL PEAK BY 10 PM PST TONIGHT AND THEN DIMINISH
  SOMEWHAT OVERNIGHT. HOWEVER...THERE MAY BE ANOTHER BRIEF BURST
  OF HIGH WINDS EARLY WEDNESDAY MORNING.

* IMPACTS...HIGH WINDS CAN TOPPLE TREES ONTO ROADS...VEHICLES...
  AND ROOFTOPS. DOWNED POWER LINES CAN 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.

&&

$$

WWW.WEATHER.GOV/SEATTLE
2 follow-up statements
697 
WWUS76 KSEW 181034
NPWSEW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
234 AM PST WED JAN 18 2017

WAZ516-517-181800-
/O.CON.KSEW.HW.W.0003.000000T0000Z-170118T1800Z/
NORTH COAST-CENTRAL COAST-
234 AM PST WED JAN 18 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

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

* SOME AFFECTED LOCATIONS...WESTPORT...HOQUIAM...AND FORKS.

* TIMING...WINDS HAVE DIMINISHED SOMEWHAT OVERNIGHT.
  HOWEVER...THERE WILL BE ANOTHER BRIEF BURST OF HIGH WINDS EARLY
  THIS MORNING.

* IMPACTS...HIGH WINDS CAN TOPPLE TREES ONTO ROADS...VEHICLES... 
  AND ROOFTOPS. DOWNED POWER LINES CAN 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.

&&

$$

WAZ001-503-506-510-182300-
/O.CON.KSEW.HW.W.0003.000000T0000Z-170118T2300Z/
SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY-
ADMIRALTY INLET AREA-
234 AM PST WED JAN 18 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...

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

* SOME AFFECTED LOCATIONS...BELLINGHAM AND OAK HARBOR.

* TIMING...WINDS HAVE DIMINISHED SOMEWHAT OVERNIGHT BUT ARE
  EXPECTED TO RISE AGAIN BRIEFLY THIS MORNING.

* IMPACTS...HIGH WINDS CAN TOPPLE TREES ONTO ROADS...VEHICLES... 
  AND ROOFTOPS. DOWNED POWER LINES CAN 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.

&&

$$

WWW.WEATHER.GOV/SEATTLE
104 
WWUS76 KSEW 181937
NPWSEW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
1137 AM PST WED JAN 18 2017

WAZ001-503-506-510-182045-
/O.CAN.KSEW.HW.W.0003.000000T0000Z-170118T2300Z/
SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY-
ADMIRALTY INLET AREA-
1137 AM PST WED JAN 18 2017

...HIGH WIND WARNING HAS ENDED...

THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ENDED THE HIGH WIND
WARNING.

THE FRONTAL SYSTEM THAT GAVE HIGH WINDS TO THE NORTH INTERIOR
TUESDAY NIGHT AND THIS MORNING HAS MOVED NORTHEAST OF THE AREA.
WINDS WILL CONTINUE TO DIMINISH THIS AFTERNOON AND TONIGHT.

$$

ALBRECHT
WWW.WEATHER.GOV/SEATTLE

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 17, 4:15 PM PSTAreal Flood AdvisorySEWKing, Kitsap, Mason, Pierce, Snohomish, Thurston18 hr
Jan 17, 9:37 PM PSTRiver Flood WarningSEWMason69 hr
Jan 18, 2:31 PM PSTSmall Craft AdvisorySEW5 days

Nearby

High Wind Warnings in Washington, 2017Every high wind warning 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.