Alert archive / Oregon / Wind Advisories in 2021

Wind Advisory 2, NWS Pendleton, OR

January 2, 2021Gilliam County, Morrow County, Wheeler County, Oregon

NWS Pendleton, OR issued this wind advisory at Jan 2, 2021, 12:58 PM PST for Gilliam County, Morrow County, Wheeler County, Oregon. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Jan 2, 2021, 12:58 PM PST (20:58 UTC)
Expired
Jan 3, 2021, 7:00 AM PST
In force
18 hr
Issued by
NWS Pendleton, OR

Counties Gilliam County, OR, Morrow County, OR, Wheeler County, OR

The radar

The Pendleton radar (KPDT), 102 km from the middle of the area, began a volume at 20:58 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 12:00Z, 9.0 hours before the alert went out and 242 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 12:00Z on 2021-01-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 12:00Z on 2021-01-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 259 square meters per square second.1939587897117136Sfc1 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
667 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
259 m²/s²
0-3 km storm-relative helicity
310 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

857 
WWUS76 KPDT 022058
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
1258 PM PST Sat Jan 2 2021

ORZ508-030700-
/O.NEW.KPDT.WI.Y.0002.210102T2058Z-210103T1500Z/
Foothills of the Southern Blue Mountains of Oregon-
Including the cities of Heppner, Condon, and Fossil
1258 PM PST Sat Jan 2 2021

...WIND ADVISORY IN EFFECT UNTIL 7 AM PST SUNDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 50 mph.
  Strongest winds will be tonight. 

* WHERE...Foothills of the Southern Blue Mountains of Oregon.

* WHEN...Until 7 AM PST Sunday.

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

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
736 
WWUS76 KPDT 030601
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
1001 PM PST Sat Jan 2 2021

ORZ508-031500-
/O.CON.KPDT.WI.Y.0002.000000T0000Z-210103T1500Z/
Foothills of the Southern Blue Mountains of Oregon-
Including the cities of Heppner, Condon, and Fossil
1001 PM PST Sat Jan 2 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST SUNDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 50 mph. 
  Strongest winds will be tonight.

* WHERE...Foothills of the Southern Blue Mountains of Oregon.

* WHEN...Until 7 AM PST Sunday.

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

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
027 
WWUS76 KPDT 031440
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
640 AM PST Sun Jan 3 2021

ORZ508-031545-
/O.EXP.KPDT.WI.Y.0002.000000T0000Z-210103T1500Z/
Foothills of the Southern Blue Mountains of Oregon-
Including the cities of Heppner, Condon, and Fossil
640 AM PST Sun Jan 3 2021

...WIND ADVISORY WILL EXPIRE AT 7 AM PST THIS MORNING...

Gusty southwest winds of 20 to 35 mph will continue through mid
morning then diminish. 

$$

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

Nearby

Wind 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.