Alert archive / Oregon / Wind Advisories in 2007

Wind Advisory 13, NWS Pendleton, OR

May 12, 20075 counties in Oregon; 5 counties in Washington

NWS Pendleton, OR issued this wind advisory at May 12, 2007, 6:53 PM PDT for 5 counties in Oregon; 5 counties in Washington. It took effect at May 13, 2007, 6:00 PM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
May 12, 2007, 6:53 PM PDT (01:53 UTC)
In effect from
May 13, 2007, 6:00 PM PDT
Expired
May 12, 2007, 7:06 PM PDT
In force
Issued by
NWS Pendleton, OR

Counties Gilliam County, OR, Morrow County, OR, Sherman County, OR, Umatilla County, OR, Wasco County, OR, Benton County, WA, Columbia County, WA, Franklin County, WA, Klickitat County, WA, Walla Walla County, WA

The radar

The Pendleton radar (KPDT), 59 km from the middle of the area, began a volume at 01:56 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 00:00Z, 1.9 hours before the alert went out and 321 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 00:00Z on 2007-05-13Temperature 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 00:00Z on 2007-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.1939587897Sfc1 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
3297 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS76 KPDT 130153
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
653 PM PDT SAT MAY 12 2007

...A PACIFIC MARINE COLD FRONT WILL CAUSE VERY WINDY CONDITIONS THIS
EVENING...

ORZ041-044-501-WAZ024-028-029-130600-
/O.NEW.KPDT.WI.Y.0013.070514T0100Z-070514T0600Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...THE DALLES...ARLINGTON...BOARDMAN...
HERMISTON...HEPPNER...PENDLETON...WHITE SALMON...CONNELL...
PROSSER...TRI-CITIES...DAYTON...WAITSBURG...WALLA WALLA
653 PM PDT SAT MAY 12 2007

...WIND ADVISORY IN EFFECT FROM 6 PM TO 11 PM PDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM TO 11 PM PDT SUNDAY. 

A PACIFIC COLD FRONT IS CREATING STRONG TEMPERATURE AND PRESSURE
GRADIENTS WHICH IS CAUSING STRONG WINDS TO BLOW IN THE COLUMBIA
BASIN...ADJACENT VALLEYS AND THE BLUE MOUNTAIN FOOTHILLS THIS
EVENING. SUSTAINED WIND SPEEDS OF 25 TO 35 MPH WITH GUSTS TO 50
MPH CAN BE EXPECTED THIS EVENING. THE WINDS WILL DECREASE BY 11
PM TO BELOW ADVISORY LEVELS AS THE PRESSURE GRADIENTS WEAKEN.
THESE WINDS MAY CAUSE SOME ISOLATED AREAS OF BLOWING DUST WHICH
MAY REDUCE THE VISIBILITY DOWN TO A MILE IN SPOTS. PERSONS
TRAVELING IN THE ADVISORY AREA...ESPECIALLY THOSE WITH HIGH
PROFILE VEHICLES...ARE URGED TO USE CAUTION AND KEEP ALERT TO
SUDDEN DROPS IN VISIBILITY AND STRONG GUSTY WINDS.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

$$

RSC
1 follow-up statement
000 
WWUS76 KPDT 130206
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
706 PM PDT SAT MAY 12 2007

.CORRECTED VALID DATE AND TIME. PLEASE DISREGARD THE LINE THAT
SAYS WIND ADVISORY IS CANCELLED.

...A PACIFIC MARINE COLD FRONT WILL CAUSE VERY WINDY CONDITIONS THIS
EVENING...

ORZ041-044-501-WAZ024-028-029-130600-
/O.CAN.KPDT.WI.Y.0013.070514T0100Z-070514T0600Z/
/O.NEW.KPDT.WI.Y.0014.070513T0206Z-070513T0600Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...THE DALLES...ARLINGTON...BOARDMAN...
HERMISTON...HEPPNER...PENDLETON...WHITE SALMON...CONNELL...
PROSSER...TRI-CITIES...DAYTON...WAITSBURG...WALLA WALLA
706 PM PDT SAT MAY 12 2007

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

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 11 PM PDT THIS EVENING.

A PACIFIC COLD FRONT IS CREATING STRONG TEMPERATURE AND PRESSURE
GRADIENTS WHICH IS CAUSING STRONG WINDS TO BLOW IN THE COLUMBIA
BASIN...ADJACENT VALLEYS AND THE BLUE MOUNTAIN FOOTHILLS THIS
EVENING. SUSTAINED WIND SPEEDS OF 25 TO 35 MPH WITH GUSTS TO 50
MPH CAN BE EXPECTED THIS EVENING. THE WINDS WILL DECREASE BY 11 PM
TO BELOW ADVISORY LEVELS AS THE PRESSURE GRADIENTS WEAKEN. THESE
WINDS MAY CAUSE SOME ISOLATED AREAS OF BLOWING DUST WHICH MAY
REDUCE THE VISIBILITY DOWN TO A MILE IN SPOTS. PERSONS TRAVELING
IN THE ADVISORY AREA...ESPECIALLY THOSE WITH HIGH PROFILE
VEHICLES...ARE URGED TO USE CAUTION AND KEEP ALERT TO SUDDEN DROPS
IN VISIBILITY AND STRONG GUSTY WINDS.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 46 TO 57 MPH. WINDS
OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

$$

RSC

The office that day

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

IssuedProductOfficeCountiesLasted
May 12, 7:06 PM PDTWind AdvisoryPDTGilliam, Morrow, Sherman, Umatilla, Wasco4 hr

Nearby

Wind Advisories in Oregon, 2007Wind Advisories in Washington, 2007Every wind advisory in 2007

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.