NWS Pendleton, OR wrote its last area forecast discussion before the first event at Jun 29, 3:25 PM PST, 2 hours 35 minutes earlier.
Hazardous weather outlook, Jun 29, 1:10 PM PST, 4 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OR
210 PM PDT SUN JUN 29 2008
UPDATED FIRE WEATHER WATCH AND RED FLAG WARNING INFORMATION
ORZ041>044-049-050-501>506-WAZ024-026>030-501-502-301415-
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-
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON-
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON-
210 PM PDT SUN JUN 29 2008
THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.
.DAY ONE...REST OF TODAY AND TONIGHT
EXCESSIVE HEAT
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON,
EASTERN COLUMBIA RIVER GORGE, KITTITAS VALLEY, YAKIMA VALLEY,
LOWER COLUMBIA BASIN, FOOTHILLS OF THE BLUE MOUNTAINS,
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES, JOHN DAY BASIN
THUNDERSTORMS
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON, NORTHWEST
BLUE MOUNTAINS, GRANDE RONDE VALLEY, WALLOWA COUNTY, NORTHERN
BLUE MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF OREGON,
JOHN DAY BASIN
RED FLAG WARNING
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON, EASTERN
COLUMBIA RIVER GORGE OF WASHINGTON, LOWER COLUMBIA BASIN OF
WASHINGTON, FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON,
EASTERN COLUMBIA RIVER GORGE OF OREGON, NORTH CENTRAL OREGON,
CENTRAL OREGON, LOWER COLUMBIA BASIN OF OREGON, FOOTHILLS OF
THE BLUE MOUNTAINS OF OREGON, NORTHERN WHEELER AND SOUTHERN
GILLIAM COUNTIES, OCHOCO-JOHN DAY HIGHLANDS
A RIDGE OF HIGH PRESSURE WILL CONTINUE TO BRING HOT AND DRY
CONDITIONS...AS THE REGION SEES THE THE HOTTEST TEMPERATURES SO FAR
THIS YEAR. MANY LOCATIONS WILL REACH OR EXCEED 100 DEGREES THIS
AFTERNOON. PLEASE REFER TO PRODUCT PDXNPWPDT FOR DETAILS ON THE
HEAT ADVISORY.
A WEATHER DISTURBANCE ASSOCIATED WITH A LOW PRESSURE SYSTEM OFF THE
CALIFORNIA COAST WILL MOVE NORTHWARD INTO THE REGION THIS AFTERNOON.
THIS WILL PROVIDE ENOUGH INSTABILITY AND MOISTURE TO DEVELOP
THUNDERSTORMS IN CENTRAL OREGON AND SPREAD NORTHWARD ALONG THE
CASCADES AS WELL AS NORTHEAST OVER THE BLUE MOUNTAINS THIS EVENING.
WITH THE GRASSES AND SHRUBS IN THE LOWER ELEVATIONS BEING
DRY...SCATTERED THUNDERSTORMS FROM THIS AFTERNOON THROUGH TUESDAY
MORNING WILL THREATEN THESE AREAS WITH LIGHTNING-CAUSED FIRES. A RED
FLAG WARNING IS IN EFFECT THIS AFTERNOON THROUGH TUESDAY MORNING FOR
NORTH CENTRAL OREGON, CENTRAL OREGON, AND THE OCHOCO-JOHN DAY
HIGHLANDS. A RED FLAG WARNING IS IN EFFECT TONIGHT THROUGH TUESDAY
MORNING FOR THE SOUTH CENTRAL WASHINGTON. PLEASE REFER TO FIRE
WEATHER PRODUCT PDXRFWPDT FOR MORE DETAILS. CONTACT YOUR LOCAL
FOREST OR LAND MANAGEMENT AGENCY FOR CURRENT FIRE DANGER CONDITIONS
IN YOUR AREA.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
STRONG THUNDERSTORMS MONDAY
NORTHWEST BLUE MOUNTAINS, NORTH CENTRAL OREGON, CENTRAL
OREGON, GRANDE RONDE VALLEY, WALLOWA COUNTY, NORTHERN BLUE
MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF OREGON,
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES, JOHN DAY
BASIN, OCHOCO-JOHN DAY HIGHLANDS
EXCESSIVE HEAT MONDAY
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON, EASTERN
COLUMBIA RIVER GORGE OF WASHINGTON, KITTITAS VALLEY, YAKIMA
VALLEY, LOWER COLUMBIA BASIN OF WASHINGTON, FOOTHILLS OF THE
BLUE MOUNTAINS OF WASHINGTON, EASTERN COLUMBIA RIVER GORGE OF
OREGON, LOWER COLUMBIA BASIN OF OREGON, FOOTHILLS OF THE BLUE
MOUNTAINS OF OREGON
RED FLAG WARNING MONDAY
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON, EASTERN
COLUMBIA RIVER GORGE OF WASHINGTON, LOWER COLUMBIA BASIN OF
WASHINGTON, FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON,
EASTERN COLUMBIA RIVER GORGE OF OREGON, NORTH CENTRAL OREGON,
CENTRAL OREGON, LOWER COLUMBIA BASIN OF OREGON, FOOTHILLS OF
THE BLUE MOUNTAINS OF OREGON, NORTHERN WHEELER AND SOUTHERN
GILLIAM COUNTIES, OCHOCO-JOHN DAY HIGHLANDS
FIRE WEATHER WATCH MONDAY
BAKER COUNTY, LOWER COLUMBIA BASIN OF WASHINGTON
THUNDERSTORMS TUESDAY THROUGH THURSDAY
NORTHWEST BLUE MOUNTAINS, CENTRAL OREGON, LOWER COLUMBIA BASIN
OF OREGON, GRANDE RONDE VALLEY, WALLOWA COUNTY, NORTHERN BLUE
MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF OREGON,
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES, JOHN DAY
BASIN, OCHOCO-JOHN DAY HIGHLANDS
THE RIDGE OF HIGH PRESSURE WILL KEEP CONDITIONS HOT AND DRY THROUGH
MONDAY. THE COLUMBIA BASIN AND SURROUNDING VALLEYS WILL CONTINUE TO
SEE HIGH TEMPERATURES EXCEEDING 100 DEGREES. PLEASE REFER TO
PDXNPWPDT FOR MORE DETAILS ON THE HEAT ADVISORY.
THE LOW PRESSURE SYSTEM OFF THE CALIFORNIA COAST WILL LIFT NORTHWARD
AND SEND ANOTHER...STRONGER DISTURBANCE ACROSS THE REGION MONDAY
AFTERNOON. WITH UNSTABLE CONDITIONS ACROSS THE AREA...THUNDERSTORMS
ARE POSSIBLE ACROSS THE REGION. A MARINE PUSH LATE ON MONDAY WILL
ADD FURTHER LIFT FOR STRONGER STORMS TO DEVELOP ACROSS THE MOUNTAINS
OF NORTHEAST OREGON AND SOUTHEAST WASHINGTON. THESE STORMS MAY BE
CAPABLE OF STRONG GUSTY WINDS AND LARGE HAIL. THERE IS ALSO A
POTENTIAL FOR LARGE FIRE GROWTH FOR THE AREAS COVERED UNDER FIRE
WEATHER WATCHES AND RED FLAG WARNINGS. SEE LATEST PDXRFWPDT FOR
DETAILS ON FIRE WEATHER WATCHES AND WARNINGS DUE TO LIGHTNING ON
MONDAY.
WEATHER DISTURBANCES WILL CONTINUE TO BRING UNSTABLE CONDITIONS TO
THE MOUNTAINS OF NORTHEAST OREGON AND SOUTHEAST WASHINGTON...WITH A
CHANCE OF THUNDERSTORMS EACH AFTERNOON THROUGH THE END OF THE WEEK.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL BE LIKELY OVER THE NEXT SEVERAL DAYS.
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...EXCEPT THE H IN
CURRENTHAZARDS.