985
WWUS46 KSEW 221740
WSWSEW
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SEATTLE WA
940 AM PST SUN NOV 22 2009
WAZ518-519-230500-
/O.EXT.KSEW.WS.W.0026.000000T0000Z-091123T0500Z/
WEST SLOPES NORTHERN CASCADES AND PASSES-
WEST SLOPES CENTRAL CASCADES AND PASSES-
940 AM PST SUN NOV 22 2009
...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM PST THIS
EVENING...
THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 9 PM PST THIS
EVENING.
A VIGOROUS PACIFIC FRONTAL SYSTEM BROUGHT 8 TO 16 INCHES OF SNOW
TO THE CASCADES OVERNIGHT WITH STRONG WINDS IN SOME AREAS
OVERNIGHT. 6 TO 12 INCHES OF SNOW IS EXPECTED TODAY WITH
INCREASING WESTERLY WINDS. THE SNOW WILL BE AROUND 2000 FEET...AND
WESTERLY WINDS 20 TO 30 MPH WILL DEVELOP AS LOW PRESSURE MOVES
INLAND AND HIGHER PRESSURE BUILDS INTO THE AREA. WITH HEAVY SNOW
SHOWERS AND WINDY CONDITIONS AT TIMES...THE VISIBILITY MAY DROP TO
NEAR ZERO IN THE MORE EXPOSED LOCATIONS. PEOPLE CROSSING THE
MOUNTAIN PASSES SHOULD EXPECT WINTERTIME DRIVING CONDITIONS.
SKIERS AND BACK-COUNTRY TRAVELERS CAN EXPECT REDUCED VISIBILITY ON
THE RIDGE-TOPS BY THIS AFTERNOON AS WESTERLY WINDS INCREASE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL HAZARDOUS OR IMPOSSIBLE. IF YOU
PLAN TO TRAVEL INTO THE CASCADES BE PREPARED FOR HAZARDOUS
DRIVING CONDITIONS...LONG DELAYS...AND ROAD CLOSURES.
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