Southeast Washington and Northeast Oregon Watches and Warnings

[ W WA | SW WA and NW OR | SE WA and NE OR | NE WA and N ID ]

Today's and yesterday's warnings in reverse chronological order.


WWUS86 KPDT 140357
SPSPDT

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PENDLETON OR
857 PM PDT TUE MAY 13 2008

ORZ041>044-049-050-501>506-WAZ024-026>030-501-502-141200-
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-
INCLUDING THE CITIES OF...THE DALLES...DUFUR...MADRAS...MAUPIN...
MORO...BEND...LA PINE...PRINEVILLE...REDMOND...ARLINGTON...
BOARDMAN...HERMISTON...LA GRANDE...ELGIN...UNION...ENTERPRISE...
JOSEPH...WALLOWA...HEPPNER...PENDLETON...MEACHAM...TOLLGATE...
UKIAH...CONDON...FOSSIL...SPRAY...JOHN DAY...MONUMENT...
DAYVILLE...LONG CREEK...MITCHELL...SENECA...WHITE SALMON...
ELLENSBURG...SUNNYSIDE...YAKIMA...CONNELL...PROSSER...
TRI-CITIES...DAYTON...WAITSBURG...WALLA WALLA...CLE ELUM...
EASTON...ROSLYN...NACHES...GOLDENDALE...APPLETON...TROUT LAKE...
BICKLETON
857 PM PDT TUE MAY 13 2008

...UNSEASONABLE HOT TEMPERATURES EXPECTED FOR THE REGION STARTING THURSDAY...

A RIDGE OF HIGH PRESSURE WILL BUILD OVER THE PACIFIC NORTHWEST WEDNESDAY AND FURTHER INTENSIFY OVER THE REGION THURSDAY THROUGH SATURDAY AS THE CENTER OF THE HIGH MOVES OVER OREGON. TEMPERATURES WILL WARM TO WELL ABOVE NORMAL WITH NEAR RECORD HIGHS EXPECTED THURSDAY THROUGH SATURDAY.

THE HOT WEATHER WILL BE SHORT-LIVED AS A WEATHER SYSTEM IS EXPECTED TO MOVE INTO THE NORTHWEST ON SUNDAY WITH COOLER TEMPERATURES.

THE HOT WEATHER WILL ALSO INCREASE SNOW MELT RUNOFF WITH SIGNIFICANT RISES EXPECTED ON AREA RIVERS THROUGH THE WEEKEND. THE RIVERS MOST LIKELY TO BE AFFECTED ARE THE NACHES AND YAKIMA RIVERS IN CENTRAL WASHINGTON AND THE GRANDE RONDE RIVER IN NORTHEAST OREGON. THESE RIVERS ARE NOT EXPECTED TO REACH FLOOD STAGE...BUT SHOULD SEE THEIR HIGHEST WATER LEVELS THUS FAR THIS SPRING.

$$





WWUS86 KPDT 132102
SPSPDT

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PENDLETON OR
202 PM PDT TUE MAY 13 2008

ORZ041>044-049-050-501>506-WAZ024-026>030-501-502-140515-
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-
INCLUDING THE CITIES OF...THE DALLES...DUFUR...MADRAS...MAUPIN...
MORO...BEND...LA PINE...PRINEVILLE...REDMOND...ARLINGTON...
BOARDMAN...HERMISTON...LA GRANDE...ELGIN...UNION...ENTERPRISE...
JOSEPH...WALLOWA...HEPPNER...PENDLETON...MEACHAM...TOLLGATE...
UKIAH...CONDON...FOSSIL...SPRAY...JOHN DAY...MONUMENT...
DAYVILLE...LONG CREEK...MITCHELL...SENECA...WHITE SALMON...
ELLENSBURG...SUNNYSIDE...YAKIMA...CONNELL...PROSSER...
TRI-CITIES...DAYTON...WAITSBURG...WALLA WALLA...CLE ELUM...
EASTON...ROSLYN...NACHES...GOLDENDALE...APPLETON...TROUT LAKE...
BICKLETON
202 PM PDT TUE MAY 13 2008

...UNSEASONABLE HOT TEMPERATURES EXPECTED FOR THE REGION STARTING THURSDAY...

A RIDGE OF HIGH PRESSURE WILL BUILD OVER THE PACIFIC NORTHWEST WEDNESDAY AND FURTHER INTENSIFY OVER THE REGION ON THURSDAY THROUGH SATURDAY AS THE CENTER OF THE HIGH MOVES OVER OREGON. TEMPERATURES WILL WARM TO WELL ABOVE NORMAL WITH NEAR RECORD HIGHS EXPECTED THURSDAY THROUGH SATURDAY.

THE HOT WEATHER WILL BE SHORT-LIVED AS A WEATHER SYSTEM IS EXPECTED TO MOVE INTO THE NORTHWEST ON SUNDAY WITH COOLER TEMPERATURES.

THE HOT WEATHER WILL ALSO INCREASE SNOW MELT RUNOFF WITH SIGNIFICANT RISES EXPECTED ON AREA RIVERS THROUGH THE WEEKEND. THE RIVERS MOST LIKELY TO BE AFFECTED ARE THE NACHES AND YAKIMA RIVERS IN CENTRAL WASHINGTON AND THE GRANDE RONDE RIVER IN NORTHEAST OREGON. THESE RIVERS ARE NOT EXPECTED TO REACH FLOOD STAGE...BUT SHOULD SEE THEIR HIGHEST WATER LEVELS THUS FAR THIS SPRING.

$$