Alert archive / Washington / Wind Advisories in 2020

Wind Advisory 21, NWS Pendleton, OR

July 7, 2020Kittitas County, Klickitat County, Yakima County, Washington; Gilliam County, Sherman County, Wasco County, Oregon

NWS Pendleton, OR issued this wind advisory at Jul 7, 2020, 2:50 AM PDT for Kittitas County, Klickitat County, Yakima County, Washington; Gilliam County, Sherman County, Wasco County, Oregon. It took effect at Jul 7, 2020, 11:00 AM PDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Jul 7, 2020, 2:50 AM PDT (09:50 UTC)
In effect from
Jul 7, 2020, 11:00 AM PDT
Expired
Jul 7, 2020, 8:48 PM PDT
In force
10 hr
Issued by
NWS Pendleton, OR

Counties Gilliam County, OR, Sherman County, OR, Wasco County, OR, Kittitas County, WA, Klickitat County, WA, Yakima County, WA

The radar

The Pendleton radar (KPDT), 146 km from the middle of the area, began a volume at 09:53 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

Salem/Mcnary, OR (KSLE), launched 00:00Z, 9.8 hours before the alert went out and 209 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, Salem/Mcnary, OR at 00:00Z on 2020-07-07Temperature 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, Salem/Mcnary, OR at 00:00Z on 2020-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.193958Sfc1 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
1326 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

923 
WWUS76 KPDT 070950
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
250 AM PDT Tue Jul 7 2020

ORZ041-WAZ024-026-072200-
/O.NEW.KPDT.WI.Y.0021.200707T2000Z-200708T0600Z/
East Columbia River Gorge-
Eastern Columbia River Gorge of Washington-Kittitas Valley-
Including the cities of Arlington, The Dalles, White Salmon, 
Ellensburg, and Thorp
250 AM PDT Tue Jul 7 2020

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 PM PDT
THIS EVENING...

* WHAT...West winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...In Washington, Eastern Columbia River Gorge of 
  Washington and Kittitas Valley. In Oregon, East Columbia River 
  Gorge.

* WHEN...From 1 PM this afternoon to 11 PM PDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Winds will pose problems for fire control.
  Avoid parking vehicles with a hot exhaust in tall brush. Be
  cautious with flammable materials when outdoors.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/Pendleton
3 follow-up statements
227 
WWUS76 KPDT 071745
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
1045 AM PDT Tue Jul 7 2020

ORZ041-WAZ024-026-080600-
/O.CON.KPDT.WI.Y.0021.200707T2000Z-200708T0600Z/
East Columbia River Gorge-
Eastern Columbia River Gorge of Washington-Kittitas Valley-
Including the cities of Arlington, The Dalles, White Salmon, 
Ellensburg, and Thorp
1045 AM PDT Tue Jul 7 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING...

* WHAT...West winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...In Washington, Kittitas Valley and Eastern Columbia 
  River Gorge of Washington. In Oregon, East Columbia River 
  Gorge.

* WHEN...Until 11 PM PDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Winds will pose problems for fire control.
  Avoid parking vehicles with a hot exhaust in tall brush. Be
  cautious with flammable materials when outdoors.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/Pendleton
559 
WWUS76 KPDT 071748
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
1048 AM PDT Tue Jul 7 2020

ORZ041-WAZ024-026-080600-
/O.EXT.KPDT.WI.Y.0021.200707T1800Z-200708T0600Z/
East Columbia River Gorge-
Eastern Columbia River Gorge of Washington-Kittitas Valley-
Including the cities of Arlington, The Dalles, White Salmon, 
Ellensburg, and Thorp
1048 AM PDT Tue Jul 7 2020

...WIND ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING...

* WHAT...West winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...In Washington, Kittitas Valley and Eastern Columbia 
  River Gorge of Washington. In Oregon, East Columbia River 
  Gorge.

* WHEN...Until 11 PM PDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Winds will pose problems for fire control.
  Avoid parking vehicles with a hot exhaust in tall brush. Be
  cautious with flammable materials when outdoors.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/Pendleton
564 
WWUS76 KPDT 080348
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
848 PM PDT Tue Jul 7 2020

ORZ041-WAZ024-026-080500-
/O.CAN.KPDT.WI.Y.0021.000000T0000Z-200708T0600Z/
East Columbia River Gorge-
Eastern Columbia River Gorge of Washington-Kittitas Valley-
848 PM PDT Tue Jul 7 2020

...WIND ADVISORY IS CANCELLED...

Winds have diminished to below advisory criteria and therefore the
Wind Advisory has been cancelled. However, it will remain breezy 
to windy in these locations through this evening.

$$

For more information from the National Weather Service visit
https://weather.gov/Pendleton

The office that day

Everything else NWS Pendleton, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 6, 10:43 PM PDTSpecial Weather StatementPDTWalla Walla47 min

Nearby

Wind Advisories in Washington, 2020Wind Advisories in Oregon, 2020Every wind advisory in 2020

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.