Conditions

New Snow: 9"
Base Depth: 34"
Air Temp: 17ºF
Humidity: 91%
Surface Temp: 21ºF
Dew Point: 14ºF
Elevation: 2984ft/910m
Wind Speed: 3mph
24hr High/Low: 19.00/12.00
Wind Direction: E

URGENT - WINTER WEATHER MESSAGENATIONAL WEATHER SERVICE SEATTLE WA859 AM PST SUN JAN 16 2005

WEST SLOPES CENTRAL CASCADES AND PASSES-WEST SLOPES NORTHERN CASCADES AND PASSES-859 AM PST SUN JAN 16 2005...A FREEZING RAIN ADVISORY IS IN EFFECT UNTIL 3 PM PST THISAFTERNOON...

AREAS OF LIGHT FREEZING RAIN ARE FALLING OVER PARTS OF THE NORTH ANDCENTRAL WASHINGTON CASCADES...INCLUDING THE PASSES. LATEST REPORTS AT9 AM HAVE FREEZING RAIN OCCURING IN SNOQUALMIE PASS...WITH LIGHTGLAZE ON THE ROADWAY FOR MUCH OF THE APPROACH UP TO SNOQUALMIE PASS.SOME LIGHT FREEZING RAIN WAS ALSO REPORTED ON THE EAST SIDE OFSTEVENS PASS. FREEZING RAIN MAY ALSO BE AFFECTING THE ROADS IN THENORTH CASCADES AROUND DARRINGTON AND ROCKPORT.

WEST FLOW ALOFT WILL MAINTAIN OCCASIONAL LIGHT PRECIPITATION OVER THE CASCADES TODAY...BUT IT WILL BE FALLING THROUGH WARM AIR ALOFT INTOSUB-FREEZING AIR FLOWING EAST THROUGH THE PASSES AND STILL TRAPPED ATLOW LEVELS. THE FREE AIR FREEZING LEVEL IS 6000 TO 7000 FEET ASREPORTED BY AIRCRAFT SENSORS THIS MORNING.

Forcast:

THIS AFTERNOON
CLOUDY AND BREEZY. SNOW SOUTH PART...WITH A CHANCE OF SNOW NORTH PART. AFTERNOON PASS TEMPERATURES 19 TO 25. EAST WIND IN THE PASSES 15 TO 25 MPH.


TONIGHT
BREEZY. SNOW...TURNING TO RAIN IN SOME AREAS AFTER MIDNIGHT WITH LOCAL SLEET OR FREEZING RAIN. SNOW ACCUMULATION UP TO 5 INCHES. SNOW LEVEL 2000 FEET. EAST WIND IN THE PASSES 15 TO 25 MPH BECOMING SOUTHEAST AROUND 10 MPH AFTER MIDNIGHT.


SUNDAY
SNOW. SNOW LEVEL 3000 FEET. AFTERNOON PASS TEMPERATURES IN THE MID TO UPPER 20S. SOUTH WIND IN THE PASSES 10 TO 15 MPH.


SUNDAY NIGHT
RAIN LIKELY. SNOW LEVEL 5000 FEET. SOUTHWEST WIND IN THE PASSES 10 TO 15 MPH.


MARTIN LUTHER KING JR DAY
RAIN. SNOW LEVEL 5000 FEET. AFTERNOON PASS TEMPERATURES IN THE LOWER 30S. SOUTHWEST WIND IN THE PASSES AROUND 10 MPH.


MONDAY NIGHT
RAIN. SNOW LEVEL 7000 FEET.


TUESDAY THROUGH FRIDAY
RAIN LIKELY. SNOW LEVEL AROUND 7000 FEET.