Alert archive / Washington / Wind Advisories in 2017

Wind Advisory 9, NWS Spokane, WA

November 22, 20178 counties in Idaho; 9 counties in Washington

NWS Spokane, WA issued this wind advisory at Nov 22, 2017, 2:48 PM PST for 8 counties in Idaho; 9 counties in Washington. It took effect at Nov 23, 2017, 11:00 AM PST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Nov 22, 2017, 2:48 PM PST (22:48 UTC)
In effect from
Nov 23, 2017, 11:00 AM PST
Expired
Nov 23, 2017, 6:00 PM PST
In force
7 hr
Issued by
NWS Spokane, WA

Counties Benewah County, ID, Bonner County, ID, Boundary County, ID, Kootenai County, ID, Latah County, ID, Lewis County, ID, Nez Perce County, ID, Shoshone County, ID, Adams County, WA, Asotin County, WA, Douglas County, WA, Garfield County, WA, Grant County, WA, Lincoln County, WA, Okanogan County, WA, Spokane County, WA, Whitman County, WA

The radar

The Spokane radar (KOTX), 44 km from the middle of the area, began a volume at 22:47 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

Spokane, WA (KOTX), launched 12:00Z, 10.8 hours before the alert went out and 95 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, Spokane, WA at 12:00Z on 2017-11-22Temperature 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, Spokane, WA at 12:00Z on 2017-11-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 299 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
730 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
299 m²/s²
0-3 km storm-relative helicity
303 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

992 
WWUS76 KOTX 222248
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
248 PM PST Wed Nov 22 2017

...STRONG WINDS THURSDAY AFTERNOON EASTERN COLUMBIA BASIN...

.A cold front pressing through the region Thursday afternoon
will lead to strong winds with the potential for gusts in excess
of 40 mph. Winds will increase by midday in the Columbia Basin and
expand into the Palouse and Coeur D Alene areas during the
afternoon. Saturated soils will play a role and may result in 
more tree damage when compared to similar wind events of this 
nature.

IDZ002-003-WAZ033-035-036-230700-
/O.NEW.KOTX.WI.Y.0009.171123T1900Z-171124T0100Z/
Coeur d'Alene Area-Idaho Palouse-Washington Palouse-
Upper Columbia Basin-Spokane Area-
248 PM PST Wed Nov 22 2017

...WIND ADVISORY IN EFFECT FROM 11 AM TO 5 PM PST THURSDAY...

The National Weather Service in Spokane has issued a Wind
Advisory...which is in effect from 11 AM to 5 PM PST Thursday.

* Winds...Southwest 20 to 30 mph with gusts 40 to 50 mph.

* Timing...Winds will increase late Thursday morning, peak between
  noon and 4PM, then decrease Thursday evening.  

* Impacts...Localized power outages are possible due to downed
  trees and tree limbs. Light weight objects may become airborne.
  Winds this strong can make driving difficult... especially for
  high profile vehicles. 

* Locations...Coeur d'Alene, Post Falls, Hayden, Worley, Moscow, 
  Plummer, Potlatch, Genesee, Pullman, Colfax, Rosalia, La 
  Crosse, Oakesdale, Tekoa, Uniontown, Ritzville, Odessa, 
  Spokane, Cheney, Davenport, and Rockford.

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.

&&

$$
4 follow-up statements
095 
WWUS76 KOTX 230354
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
754 PM PST Wed Nov 22 2017

...STRONG WINDS THURSDAY AFTERNOON EASTERN COLUMBIA BASIN...

.A cold front pressing through the region Thursday afternoon will
lead to strong winds with gusts of 45 to 55 mph. Winds will 
increase by midday in the Columbia Basin and expand into the 
Palouse and Coeur D Alene areas during the afternoon. Saturated 
soils will play a role and may result in more tree damage when 
compared to similar wind events of this nature.

IDZ002-003-WAZ033-035-036-231500-
/O.CON.KOTX.WI.Y.0009.171123T1900Z-171124T0100Z/
Coeur d'Alene Area-Idaho Palouse-Washington Palouse-
Upper Columbia Basin-Spokane Area-
754 PM PST Wed Nov 22 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 5 PM PST
THURSDAY...

* Winds...Southwest 20 to 30 mph with gusts 40 to 50 mph. Local
  gusts to 55 mph possible.

* Timing...Winds will increase late Thursday morning, peak 
  between noon and 4PM, then decrease Thursday evening.

* Impacts...Localized power outages are possible due to downed 
  trees and tree limbs. Light weight objects may become 
  airborne. Winds this strong can make driving difficult... 
  especially for high profile vehicles.

* Locations...Moscow, Plummer, Potlatch, Genesee, Coeur d'Alene, 
  Post Falls, Hayden, Worley, Pullman, Colfax, Rosalia, La 
  Crosse, Oakesdale, Tekoa, Uniontown, Ritzville, Odessa, 
  Spokane, Cheney, Davenport, and Rockford.

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.

&&

$$
467 
WWUS76 KOTX 231505
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
705 AM PST Thu Nov 23 2017

...STRONG WINDS THURSDAY AFTERNOON EASTERN COLUMBIA BASIN...

.A cold front pressing through the region this afternoon will 
lead to strong winds with gusts of 45 to 55 mph. Winds will 
increase by midday in the Columbia Basin and expand into the 
Palouse and Coeur D Alene areas during this afternoon. Saturated 
soils will play a role and may result in more tree damage when 
compared to similar wind events of this nature.

IDZ002-003-WAZ033-035-036-240100-
/O.CON.KOTX.WI.Y.0009.171123T1900Z-171124T0100Z/
Coeur d'Alene Area-Idaho Palouse-Washington Palouse-
Upper Columbia Basin-Spokane Area-
705 AM PST Thu Nov 23 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM PST THIS AFTERNOON...

* Winds...Southwest 20 to 30 mph with gusts up to 55 mph.

* Timing...Winds will increase late This morning, peak between
  noon and 4PM, then decrease This evening.

* Impacts...Localized power outages are possible due to downed 
  trees and tree limbs. Light weight objects may become 
  airborne. Winds this strong can make driving difficult... 
  especially for high profile vehicles.

* Locations...Moscow, Plummer, Potlatch, Genesee, Coeur d'Alene, 
  Post Falls, Hayden, Worley, Pullman, Colfax, Rosalia, La 
  Crosse, Oakesdale, Tekoa, Uniontown, Ritzville, Odessa, 
  Spokane, Cheney, Davenport, and Rockford.

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.

&&

$$
257 
WWUS76 KOTX 231823
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
1023 AM PST Thu Nov 23 2017

...STRONG WINDS TODAY EASTERN COLUMBIA BASIN AND IDAHO 
PANHANDLE...

.There will be two wind threats today. The first will accompany a
cold front bringing strong sustained winds and gusts across the
open wheat country of the Eastern Columbia Basin. This includes
the Palouse, West Plains, and Central Columbia Basin. Second will
be lines of showers and thunderstorms developing this afternoon. 
This activity will bring the potential for gusts between 45 and 55
mph through the Idaho Panhandle and far eastern reaches of 
Washington. Due to saturated soils...winds of this nature could
result in more tree damage compared to similar wind events with 
drier conditions.

WAZ032-240200-
/O.EXB.KOTX.WI.Y.0009.171123T1900Z-171124T0200Z/
Lower Garfield and Asotin Counties-
1023 AM PST Thu Nov 23 2017

...WIND ADVISORY IN EFFECT UNTIL 6 PM PST THIS EVENING...

The National Weather Service in Spokane has issued a Wind
Advisory...which is in effect until 6 PM PST this evening.

* Winds...Southwest 20 to 30 mph with gusts 45 to 55 mph. Locally
  stronger gusts may accompany showers and thunderstorms in the
  late afternoon and early evening.

* Timing...Winds will increase through the afternoon, peak between
  1PM and 5PM, then decrease this evening.

* Impacts...Localized power outages are possible due to downed 
  trees and tree limbs. Light weight objects may become 
  airborne. Winds this strong can make driving difficult... 
  especially for high profile vehicles.

* Locations...Clarkston and Pomeroy.

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.

&&

$$

IDZ001-004-026-027-240200-
/O.EXB.KOTX.WI.Y.0009.171123T2100Z-171124T0200Z/
Northern Panhandle-Central Panhandle Mountains-Lewiston Area-
Lewis and Southern Nez Perce Counties-
1023 AM PST Thu Nov 23 2017

...WIND ADVISORY IN EFFECT UNTIL 6 PM PST THIS EVENING...

The National Weather Service in Spokane has issued a Wind
Advisory...which is in effect until 6 PM PST this evening.

* Winds...West to southwest 10 to 20 mph with sporadic gusts 45 to
  55 mph...mainly accompanying lines of showers and thunderstorms
  in the afternoon and early evening. Higher gusts possible on
  exposed ridgetops. 
 
* Timing...Wind gusts to 35 mph will be possible through the day.
  The greatest risk for damaging wind gusts will be between 1PM
  and 6PM. 

* Impacts...Localized power outages are possible due to downed 
  trees and tree limbs. Light weight objects may become 
  airborne. Winds this strong can make driving difficult... 
  especially for high profile vehicles.

* Locations...Sandpoint, Rathdrum, Bonners Ferry, Priest River, 
  Eastport, Kellogg, Pinehurst, Osburn, Wallace, Mullan, 
  Lewiston, Lapwai, Peck, Culdesac, Gifford, Kamiah, Craigmont, 
  Nezperce, and Winchester.

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.

&&

$$

IDZ002-003-WAZ033-035-036-240200-
/O.EXT.KOTX.WI.Y.0009.171123T1900Z-171124T0200Z/
Coeur d'Alene Area-Idaho Palouse-Washington Palouse-
Upper Columbia Basin-Spokane Area-
1023 AM PST Thu Nov 23 2017

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM PST THIS EVENING...

* Winds...Southwest 20 to 30 mph with gusts up to 55 mph.

* Timing...Winds peak between noon and 4PM, then decrease This
  evening. Lines of shower and thunderstorms may lead to locally
  stronger gusts.

* Impacts...Localized power outages are possible due to downed 
  trees and tree limbs. Light weight objects may become 
  airborne. Winds this strong can make driving difficult... 
  especially for high profile vehicles.

* Locations...Moscow, Plummer, Potlatch, Genesee, Coeur d'Alene, 
  Post Falls, Hayden, Worley, Pullman, Colfax, Rosalia, La 
  Crosse, Oakesdale, Tekoa, Uniontown, Ritzville, Odessa, 
  Spokane, Cheney, Davenport, and Rockford.

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.

&&

$$
573 
WWUS76 KOTX 240200
NPWOTX

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
600 PM PST Thu Nov 23 2017



IDZ002-003-WAZ032-033-035-036-240300-
/O.EXP.KOTX.WI.Y.0009.000000T0000Z-171124T0200Z/
Coeur d'Alene Area-Idaho Palouse-
Lower Garfield and Asotin Counties-Washington Palouse-
Upper Columbia Basin-Spokane Area-
600 PM PST Thu Nov 23 2017

...WIND ADVISORY WILL EXPIRE AT 6 PM PST THIS EVENING...

The wind advisory will be allowed to expire at 6 pm.

$$

IDZ001-004-026-027-240300-
/O.EXP.KOTX.WI.Y.0009.000000T0000Z-171124T0200Z/
Northern Panhandle-Central Panhandle Mountains-Lewiston Area-
Lewis and Southern Nez Perce Counties-
600 PM PST Thu Nov 23 2017

...WIND ADVISORY WILL EXPIRE AT 6 PM PST THIS EVENING...

The wind advisory will be allowed to expire at 6 pm.



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 21, 6:20 PM PSTWinter Weather AdvisoryOTX10 hr

Nearby

Wind Advisories in Washington, 2017Wind Advisories in Idaho, 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.