Wind Advisory 18, NWS Pendleton, OR

000 
WWUS76 KPDT 101113
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
313 AM PST THU NOV 10 2005

...VERY WINDY SOUTH WINDS IN THE GRANDE RONDE VALLEY TODAY...

.AN APPROACHING COLD FRONT HAS GENERATED A VIGOROUS SOUTH TO
NORTH PRESSURE GRADIENT ACROSS NORTHEAST OREGON. THIS GRADIENT...
ALONG WITH TOPOGRAPHIC EFFECTS...WILL GENERATE VERY WINDY
CONDITIONS IN THE SOUTHERN END OF THE GRANDE RONDE VALLEY THROUGH
THIS AFTERNOON.

ORZ049-102330-
/O.CON.KPDT.WI.Y.0018.000000T0000Z-051111T0000Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...ELGIN...LA GRANDE
313 AM PST THU NOV 10 2005

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. 

SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS OVER 50 MPH AT TIMES
SHOULD BE EXPECTED IN THE SOUTHERN END OF THE GRANDE RONDE VALLEY
TODAY. THE STRONGEST WINDS WILL OCCUR NEAR
LADD AND PYLES CANYONS...INCLUDING THE TOWN OF UNION. WINDS
ACROSS THE REMAINDER OF THE GRANDE RONDE VALLEY WILL GENERALLY BE
SOUTHERLY AT 20 TO 30 MPH WITH GUSTS TO 40 MPH. TRAVELERS IN THE
AREA SHOULD EXPECT VERY ERRATIC AND GUSTY WINDS...AND MEMBERS OF
LOCAL COMMUNITIES SHOULD TAKE PRECAUTIONS TO STRAP DOWN OBJECTS
THAT MAY BECOME AIRBORNE.

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
BETWEEN 31 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.

$$

000 
WWUS76 KPDT 102301
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
301 PM PST THU NOV 10 2005

...GUSTY SOUTH WINDS WILL CONTINUE ACROSS THE GRANDE RONDE VALLEY
THROUGH THIS EVENING...

ORZ049-110015-
/O.CAN.KPDT.WI.Y.0018.000000T0000Z-051111T0000Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...ELGIN...LA GRANDE
301 PM PST THU NOV 10 2005

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS CANCELLED THE WIND
ADVISORY. 

PRESSURE GRADIENTS ARE BEGINNING TO WEAKEN ACROSS NORTHEAST OREGON
THIS AFTERNOON...AND WILL CONTINUE TO DECREASE INTO THE EVENING.
BREEZY SOUTH WINDS RANGING BETWEEN 15 AND 25 MPH WITH GUSTS TO 35
MPH WILL CONTINUE THROUGH THE EVENING.

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PENDLETON OR
955 PM PST WED NOV 9 2005

UPDATED FOR AVIATION DISCUSSION

.UPDATE...ANOTHER COOL AND CLEAR NIGHT IS UNDERWAY COURTESY OF
SURFACE HIGH PRESSURE OVER THE AREA. THE HIGH PRESSURE IS WEAKENING
AND RETREATING TO THE EAST TONIGHT BUT WITH LIGHT WINDS AND CLEAR
SKIES ASIDE FROM SOME HIGH THIN CLOUDS OVER WASHINGTON...OVERNIGHT
TEMPERATURES SHOULD GENERALLY DROP TO VALUES SIMILAR TO LAST NIGHT.
TEMPERATURES ARE RUNNING CLOSE TO LAST NIGHTS VALUES AT THIS
HOUR...EXCEPT FOR THE GRANDE RONDE VALLEY WHERE WINDS HAVE BEEN
STRONG ENOUGH TO MIX DOWN WARMER AIR ALOFT AND TEMPERATURES ARE
STILL IN THE LOWER 40S. EXPECT THAT THESE WINDS WILL KEEP
TEMPERATURES AT LGD IN THE UPPER 20S...4 TO 5 DEGREES WARMER THAN
LAST NIGHT. SUBSIDENCE AND THE LIGHT WINDS SHOULD HELP FOG REDEVELOP
OVER THE COLUMBIA BASIN BEFORE SUNRISE. VISIBILITY IS ALREADY AT 6SM
AT YKM AND PSC AND HRI HAVE ALSO BEEN BELOW 10SM AT TIMES THIS
EVENING. CURRENT FORECAST HAS A GOOD HANDLE ON ALL THIS...SO WILL
NOT UPDATE EXISTING ZONES. 83

&&

AVIATION...VFR CONDITIONS WILL CONTINUE OVER THE NEXT 24 HOURS
EXCEPT FOR SOME PATCHY FOG IN THE COLUMBIA BASIN AND THE DESCHUTES
PLATEAU FROM 13 TO 17Z. THE FOG MAY CREATE LOCAL MVFR CONDITIONS
NEAR TAF SITES KPSC...KYKM AND KRDM AND ALONG TWEB ROUTES 355...366
AND THE SOUTHERN PORTIONS OF 368. 83

&&

.PREV DISCUSSION... (ISSUED 205 PM PST WED NOV 9 2005)

SHORT TERM...TONIGHT THROUGH SATURDAY. A DISTURBANCE WILL CONTINUE
PASSING TO THE NORTH OF THE AREA TONIGHT AND WITH LIMITED CLOUD
COVER OVERNIGHT TEMPERATURES AGAIN SHOULD FALL INTO THE 20S ACROSS
PORTIONS OF THE TWO STATE AREA. IN ADDITION..PATCHY FOG IS POSSIBLE
OVER THE LOWER COLUMBIA BASIN AT SOME LOCATIONS SUCH AS PSC/HRI. THE
NEXT SYSTEM TO AFFECT THE AREA WILL APPROACH THURSDAY AFTERNOON
SPREADING
CLOUDS AND SOME SHOWERS TO THE EAST SLOPES OF THE WA/OR CASCADES.
THIS WILL MOVE EAST AND AFFECT THE REMAINDER OF THE AREA WITH SOME
SHOWERS THURSDAY NIGHT. A THIRD AND STRONGER STORM SYSTEM WILL NEAR
THE TWO STATE AREA FRIDAY AND FRIDAY NIGHT INCREASING PCPN CHANCES
ALONG WITH WINDS. THE UNSETTLED WEATHER IS EXPECTED TO PERSIST INTO
SATURDAY WITH YET ANOTHER SYSTEM ABOUT TO STRIKE WA/OR SATURDAY
AFTN/EVE.

LONG TERM...SATURDAY NIGHT THROUGH WEDNESDAY NIGHT...WET CONDITIONS
WILL CONTINUE THROUGH SUNDAY AND MONDAY AS A COUPLE MORE WEATHER
DISTURBANCES WILL MOVE THROUGH THE PACIFIC NORTHWEST.  THE MAIN
STORM TRACK WILL REMAIN OVER WASHINGTON WITH STRONG WEST TO
NORTHWEST FLOW AND BEST AREA FOR PRECIPITATION ALONG THE CASCADE
CREST AND NORTHEAST MOUNTAINS.  SNOW LEVELS WILL REMAIN FAIRLY HIGH
EVEN AS THE DISTURBANCES MOVE THROUGH.  ON TUESDAY THE PRECIPITATION
AREA IS PUSHED FURTHER NORTH WITH LOWER POPS TUESDAY AND WEDNESDAY.
ML

&&

.PDT WATCHES/WARNINGS/ADVISORIES...
OR...NONE.
WA...NONE.
&&

TI:GGG
FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT...
WWW.WEATHER.GOV/PENDLETON
83/83

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
400 AM PST WED NOV 9 2005

WAZ024>030-ORZ041>050-101200-
EAST SLOPES OF THE SOUTHERN CASCADES-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
NORTHWEST BLUE MOUNTAINS-EASTERN COLUMBIA RIVER GORGE OF OREGON-
NORTH CENTRAL OREGON-CENTRAL OREGON-
LOWER COLUMBIA BASIN OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-BLUE MOUNTAINS-
JOHN DAY BASIN-OCHOCO-JOHN DAY HIGHLANDS-GRANDE RONDE VALLEY-
WALLOWA COUNTY-
400 AM PST WED NOV 9 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

UPPER HIGH PRESSURE WILL BUILD INTO THE REGION WITH MODERATING
TEMPERATURES TODAY AND TONIGHT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

SEVERAL WEAK WEATHER DISTURBANCES WILL BRING PERIODS OF UNSETTLED
SHOWERY WEATHER THROUGH THE PERIOD.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

GRAPHICAL FORECASTS OF WEATHER HAZARDS OUT TO SEVEN DAYS
ARE DISPLAYED ON THE WORLD WIDE WEB AT:

WWW.WRH.NOAA.GOV/PENDLETON/CURRENTHAZARDS/HWO.HTML

ALL LETTERS IN THE ABOVE URL ARE LOWER CASE...EXCEPT THE H IN
CURRENTHAZARDS.