Alert archive / Washington / Wind Advisories in 2021

Wind Advisory 23, NWS Pendleton, OR

August 5, 2021Kittitas County, Klickitat County, Yakima County, Washington; Gilliam County, Sherman County, Wasco County, Oregon

NWS Pendleton, OR issued this wind advisory at Aug 5, 2021, 2:53 AM PDT for Kittitas County, Klickitat County, Yakima County, Washington; Gilliam County, Sherman County, Wasco County, Oregon. It took effect at Aug 5, 2021, 12:00 PM PDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Aug 5, 2021, 2:53 AM PDT (09:53 UTC)
In effect from
Aug 5, 2021, 12:00 PM PDT
Expired
Aug 5, 2021, 10:15 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 09:52 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, 9.9 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 2021-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 250 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 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
250 J/kg
Mixed-layer CIN
-487 J/kg
Mixed-layer LCL
2360 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

682 
WWUS76 KPDT 050953
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
253 AM PDT Thu Aug 5 2021

ORZ041-WAZ024-026-052300-
/O.NEW.KPDT.WI.Y.0023.210805T1900Z-210806T0600Z/
Eastern Columbia River Gorge of Oregon-
Eastern Columbia River Gorge of Washington-Kittitas Valley-
Including the cities of Arlington, The Dalles, White Salmon, 
Ellensburg, and Thorp
253 AM PDT Thu Aug 5 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 11 PM PDT THIS
EVENING...

* WHAT...Northwest winds 25 to 35 mph with gusts to 45 mph 
  expected.

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

* WHEN...From noon today to 11 PM PDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects.

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
2 follow-up statements
416 
WWUS76 KPDT 052049
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
149 PM PDT Thu Aug 5 2021

ORZ041-WAZ024-026-060600-
/O.CON.KPDT.WI.Y.0023.000000T0000Z-210806T0600Z/
Eastern Columbia River Gorge of Oregon-
Eastern Columbia River Gorge of Washington-Kittitas Valley-
Including the cities of Arlington, The Dalles, White Salmon, 
Ellensburg, and Thorp
149 PM PDT Thu Aug 5 2021

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

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

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

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

* IMPACTS...Gusty winds could blow around unsecured objects.
  Travel may also become difficult in high profile vehicles.

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
553 
WWUS76 KPDT 060515
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
1015 PM PDT Thu Aug 5 2021

ORZ041-WAZ024-026-060615-
/O.CAN.KPDT.WI.Y.0023.000000T0000Z-210806T0600Z/
Eastern Columbia River Gorge of Oregon-
Eastern Columbia River Gorge of Washington-Kittitas Valley-
1015 PM PDT Thu Aug 5 2021

...WIND ADVISORY IS CANCELLED...

The winds had decreased across the area. Although brief wind gusts
to 35 mph are possible...the threat for advisory level winds had
diminished. Thus the wind advisory is cancelled. 

$$

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
Aug 5, 2:00 PM PDTSpecial Weather StatementPDTUnion45 min
Aug 5, 2:45 PM PDTSpecial Weather StatementPDTUmatilla45 min
Aug 5, 3:25 PM PDTSpecial Weather StatementPDTUnion35 min
Aug 5, 3:31 PM PDTSpecial Weather StatementPDTUmatilla44 min
Aug 5, 3:43 PM PDTSevere Thunderstorm Warning Considerable damage threatPDTUmatilla62 min
Aug 5, 4:49 PM PDTSpecial Weather StatementPDTJefferson41 min

Nearby

Wind Advisories in Washington, 2021Wind Advisories in Oregon, 2021Every wind advisory in 2021

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.