Monday, March 29, 2010

weather.gov National Weather ServiceWatches, Warnings & Advisories



4 Miles ESE Dayton WA
Wind Advisory

NATIONAL WEATHER SERVICE PENDLETON OR
413 AM PDT MON MAR 29 2010

...STRONG WINDS ARE EXPECTED ACROSS PORTIONS OF OREGON AND
WASHINGTON TODAY...

.A PACIFIC STORM SYSTEM WILL BRING VERY STRONG LOW AND MID LEVEL WINDS TO THE REGION. THESE WINDS WILL HAVE THE POTENTIAL TO MIX DOWN TO THE SURFACE TODAY IN CENTRAL AND NORTH CENTRAL OREGON...AND ALONG THE EAST SLOPES OF THE SOUTHERN WASHINGTON CASCADES.

STRONG WINDS WILL BE POSSIBLE ACROSS THE COLUMBIA BASIN YAKIMA VALLEY...BLUE MOUNTAIN FOOTHILLS...THE CONDON AND FOSSIL AREA...THE JOHN DAY BASIN AND WALLOWA COUNTY THROUGH THIS EVENING.
THE WINDS WILL DECREASE LATE TONIGHT INTO EARLY TUESDAY MORNING.


LOWER COLUMBIA BASIN OF OREGON-FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...BOARDMAN...HERMISTON...IONE...HEPPNER...PENDLETON...PILOT ROCK...SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRICITIES...DAYTON...WAITSBURG...WALLA WALLA

413 AM PDT MON MAR 29 2010

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

* TIMING: WINDS WILL CONTINUE TO INCREASE TODAY AND BECOME VERY WINDY. THE STRONGEST WINDS ARE EXPECTED THIS AFTERNOON BEFORE DECREASING THIS EVENING.

* WINDS: SOUTHWEST WINDS 30 TO 40 MPH WITH HIGHER GUSTS CAN BE EXPECTED ON MONDAY.

* IMPACTS: VERY WINDY CONDITIONS MAY LEAD TO PATCHY BLOWING DUST AND REDUCED VISIBILITIES IN THE LOWER YAKIMA VALLEY AND IN THE COLUMBIA BASIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 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.


HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
500 AM PDT MON MAR 29 2010

EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON-
CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON-GRANDE RONDE VALLEY-
WALLOWA COUNTY-FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-JOHN DAY BASIN-OCHOCO-JOHN DAY HIGHLANDS-EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON-EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON-


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

.DAY ONE...TODAY AND TONIGHT
STRONG WIND
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON, EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON, YAKIMA VALLEY, LOWER COLUMBIA BASIN OF WASHINGTON, FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON, NORTH CENTRAL OREGON, CENTRAL OREGON, LOWER COLUMBIA BASIN OF OREGON, WALLOWA COUNTY, FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON, NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES, JOHN DAY BASIN

A STRONG PACIFIC STORM SYSTEM WILL IMPACT THE PACIFIC NORTHWEST...BRINGING WIDESPREAD RAIN AND HIGH ELEVATION SNOW TO THE
AREA. ISOLATED THUNDERSTORMS WILL ALSO BE POSSIBLE DURING THE AFTERNOON/EVENING.

ADDITIONALLY...VERY STRONG LOW AND MID LEVEL WINDS ASSOCIATED WITH THIS STORM WILL HAVE THE POTENTIAL TO MIX DOWN TO THE SURFACE. DAMAGING WINDS ARE POSSIBLE ACROSS NORTH CENTRAL AND CENTRAL OREGON...WITH THE GREATEST THREAT ALONG RIDGES. VERY WINDY CONDITIONS ARE EXPECTED OVER THE SOUTHERN CASCADES OF WASHINGTON...THE YAKIMA VALLEY...THE COLUMBIA BASIN AND SURROUNDING HIGHER ELEVATIONS...THE JOHN DAY BASIN AND WALLOWA COUNTY. NUMEROUS ADVISORIES AND WARNINGS ARE IN EFFECT. REFER TO LATEST PDXNPWPDT FOR MORE DETAILS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
SNOW TUESDAY
CENTRAL OREGON
A COLD FRONT WILL CROSS THE REGION MONDAY AFTERNOON USHERING IN COOLER AIR RESULTING IN LOWER SNOW LEVELS. SNOW LEVELS IN CENTRAL OREGON WILL LOWER TO 3500 FEET ON MONDAY EVENING. RAIN WILL CHANGE
TO SNOW MAINLY TO THE SOUTH AND WEST OF BEND AND REDMOND WHERE
SIGNIFICANT ACCUMULATIONS ARE POSSIBLE THROUGH EARLY TUESDAY. A
WINTER STORM WATCH IS IN EFFECT FOR THE AREA ABOVE 3500 FEET. PLEASE
REFER TO LATEST PDXWSWPDT FOR MORE DETAILS.

UNSETTLED WEATHER WILL REMAIN POSSIBLE THROUGH THE END OF THE WEEK.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED.
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/PDT/CURRENTHAZARDS/HWO.HTML
ALL LETTERS IN THE ABOVE URL ARE LOWER CASE.

No comments:

Post a Comment