Special weather statement for the weekend. There is a possibility of light snow late Saturday through Sunday at the lower elevations and some heavier stuff up near Vernonia and Mist.
Columbia County Emergency Management
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SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORTLAND OR
254 PM PST FRI FEB 25 2011
NATIONAL WEATHER SERVICE PORTLAND OR
254 PM PST FRI FEB 25 2011
ORZ003-004-010>014-WAZ019-020-040-261415-
COAST RANGE OF NORTHWEST OREGON-
CENTRAL COAST RANGE OF WESTERN OREGON-
NORTHERN OREGON CASCADE FOOTHILLS-NORTHERN OREGON CASCADES-
CASCADE FOOTHILLS IN LANE COUNTY-CASCADES IN LANE COUNTY-
UPPER HOOD RIVER VALLEY-SOUTH WASHINGTON CASCADES-WILLAPA HILLS-
SOUTH WASHINGTON CASCADE FOOTHILLS-
INCLUDING THE CITIES OF...VERNONIA...JEWELL...TRASK...
GRANDE RONDE...TIDEWATER...SWISSHOME...SANDY...
SILVER FALLS STATE PARK...SWEET HOME...GOVERNMENT CAMP...
DETROIT...SANTIAM PASS...VIDA...LOWELL...COTTAGE GROVE...
MCKENZIE BRIDGE...OAKRIDGE...WILLAMETTE PASS...PARKDALE...ODELL...
COLDWATER RIDGE VISITORS CENTER...MOUNT ST. HELENS...FRANCES...
RYDERWOOD...TOUTLE...ARIEL...COUGAR
254 PM PST FRI FEB 25 2011
COAST RANGE OF NORTHWEST OREGON-
CENTRAL COAST RANGE OF WESTERN OREGON-
NORTHERN OREGON CASCADE FOOTHILLS-NORTHERN OREGON CASCADES-
CASCADE FOOTHILLS IN LANE COUNTY-CASCADES IN LANE COUNTY-
UPPER HOOD RIVER VALLEY-SOUTH WASHINGTON CASCADES-WILLAPA HILLS-
SOUTH WASHINGTON CASCADE FOOTHILLS-
INCLUDING THE CITIES OF...VERNONIA...JEWELL...TRASK...
GRANDE RONDE...TIDEWATER...SWISSHOME...SANDY...
SILVER FALLS STATE PARK...SWEET HOME...GOVERNMENT CAMP...
DETROIT...SANTIAM PASS...VIDA...LOWELL...COTTAGE GROVE...
MCKENZIE BRIDGE...OAKRIDGE...WILLAMETTE PASS...PARKDALE...ODELL...
COLDWATER RIDGE VISITORS CENTER...MOUNT ST. HELENS...FRANCES...
RYDERWOOD...TOUTLE...ARIEL...COUGAR
254 PM PST FRI FEB 25 2011
A STORM SYSTEM ORIGINATING IN THE GULF OF ALASKA IS LIKELY TO
BRING HEAVY SNOW TO THE MOUNTAINS OF NORTHWEST OREGON AND
SOUTHWEST WASHINGTON SUNDAY THROUGH MONDAY. SNOW IS EXPECTED TO
BEGIN AS EARLY AS SATURDAY NIGHT...BUT THE PROSPECTS FOR HEAVIER
SNOW WILL SPREAD DOWN FROM NORTH TO SOUTH LATE SUNDAY AND SUNDAY
NIGHT. SNOW LEVELS THROUGH THE STORM ARE EXPECTED TO BE AROUND
2000 FEET. IN ADDITION TO HEAVY SNOW...STRONG WINDS IN THE
CASCADES MAY BRING BLIZZARD CONDITIONS WITH NEAR ZERO VISIBILITY.
BRING HEAVY SNOW TO THE MOUNTAINS OF NORTHWEST OREGON AND
SOUTHWEST WASHINGTON SUNDAY THROUGH MONDAY. SNOW IS EXPECTED TO
BEGIN AS EARLY AS SATURDAY NIGHT...BUT THE PROSPECTS FOR HEAVIER
SNOW WILL SPREAD DOWN FROM NORTH TO SOUTH LATE SUNDAY AND SUNDAY
NIGHT. SNOW LEVELS THROUGH THE STORM ARE EXPECTED TO BE AROUND
2000 FEET. IN ADDITION TO HEAVY SNOW...STRONG WINDS IN THE
CASCADES MAY BRING BLIZZARD CONDITIONS WITH NEAR ZERO VISIBILITY.
$$
ORZ005>009-WAZ022-023-039-261415-
LOWER COLUMBIA-GREATER PORTLAND METRO AREA-
CENTRAL WILLAMETTE VALLEY-SOUTH WILLAMETTE VALLEY-
WESTERN COLUMBIA RIVER GORGE-I-5 CORRIDOR IN COWLITZ COUNTY-
GREATER VANCOUVER AREA-
INCLUDING THE CITIES OF...ST. HELENS...CLATSKANIE...HILLSBORO...
PORTLAND...OREGON CITY...GRESHAM...SALEM...MCMINNVILLE...DALLAS...
EUGENE...CORVALLIS...ALBANY...HOOD RIVER...CASCADE LOCKS...
MULTNOMAH FALLS...LONGVIEW...KELSO...CASTLE ROCK...STEVENSON...
SKAMANIA...VANCOUVER...BATTLE GROUND...WASHOUGAL
254 PM PST FRI FEB 25 2011
LOWER COLUMBIA-GREATER PORTLAND METRO AREA-
CENTRAL WILLAMETTE VALLEY-SOUTH WILLAMETTE VALLEY-
WESTERN COLUMBIA RIVER GORGE-I-5 CORRIDOR IN COWLITZ COUNTY-
GREATER VANCOUVER AREA-
INCLUDING THE CITIES OF...ST. HELENS...CLATSKANIE...HILLSBORO...
PORTLAND...OREGON CITY...GRESHAM...SALEM...MCMINNVILLE...DALLAS...
EUGENE...CORVALLIS...ALBANY...HOOD RIVER...CASCADE LOCKS...
MULTNOMAH FALLS...LONGVIEW...KELSO...CASTLE ROCK...STEVENSON...
SKAMANIA...VANCOUVER...BATTLE GROUND...WASHOUGAL
254 PM PST FRI FEB 25 2011
A FRONTAL SYSTEM PUSHING IN FROM THE NORTHWEST SATURDAY NIGHT AND
EARLY SUNDAY WILL BRING THE POSSIBILITY OF SNOW BACK TO THE LOWER
ELEVATIONS OF INTERIOR NORTHWEST OREGON AND SOUTHWEST WASHINGTON.
WHETHER OR NOT ACCUMULATING SNOW CAN BE EXPECTED WILL DEPEND UPON
HOW MUCH PRECIPITATION IS EXPECTED AS WELL AS WHETHER OR NOT
TEMPERATURES WILL BE BELOW FREEZING...WHICH IS UNCERTAIN. AT THIS
TIME...IT LOOKS LIKE LIGHT ACCUMULATIONS WILL BE POSSIBLE SATURDAY
NIGHT AND EARLY SUNDAY MORNING...ESPECIALLY AT ELEVATIONS ABOVE
500 FEET.
EARLY SUNDAY WILL BRING THE POSSIBILITY OF SNOW BACK TO THE LOWER
ELEVATIONS OF INTERIOR NORTHWEST OREGON AND SOUTHWEST WASHINGTON.
WHETHER OR NOT ACCUMULATING SNOW CAN BE EXPECTED WILL DEPEND UPON
HOW MUCH PRECIPITATION IS EXPECTED AS WELL AS WHETHER OR NOT
TEMPERATURES WILL BE BELOW FREEZING...WHICH IS UNCERTAIN. AT THIS
TIME...IT LOOKS LIKE LIGHT ACCUMULATIONS WILL BE POSSIBLE SATURDAY
NIGHT AND EARLY SUNDAY MORNING...ESPECIALLY AT ELEVATIONS ABOVE
500 FEET.
