795 
FXUS66 KPDT 161645
AFDPDT

NORTHEAST OREGON/SOUTHEAST WASHINGTON FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PENDLETON OR
845 AM PST SUN JAN 16 2000

DEEP LOW PRESSURE SYSTEM CURRENTLY WEST OF ASTORIA OREGON CONTINUES
TO HEAD NORTH-NORTHEAST.  THE ASSOCIATED SURFACE COLD FRONT IS NOW
RACING ACROSS EASTERN OREGON AND PUSHING NORTHEAST INTO SOUTHEAST
WASHINGTON.  THIS FRONT IS PRODUCING HEAVY SHOWERS OF RAIN...SNOW
AND FREEZING RAIN WITH GUSTS TO AT LEAST 45 MPH FROM SPOTTER
REPORTS.  ALSO ISOLATED THUNDER AND LIGHTNING HAVE BEEN OCCURRING. 
THIS FRONT WILL CLEAR THE DENSE FOG FROM THE FOOTHILLS OF THE BLUE
MOUNTAINS BY 10 AM.  BEHIND THE FRONT...EXPECT SCATTERED SHOWERS
AND WINDY CONDITIONS THIS AFTERNOON.  WINTER STORM WARNING TO
CONTINUE IN WASHINGTON ZONES 25 THROUGH 27 THIS MORNING...BUT ONCE
FRONT IS THROUGH THERE WILL HAVE TO CONSIDER TERMINATION OF THE
WARNING THERE.  WILL BE DROPPING SNOW ADVISORY FOR THE EAST SLOPES
OF THE OREGON CASCADES AND THE EASTERN COLUMBIA GORGE SHORTLY. 
ZONE UPDATES WILL BE AS NEEDED THIS MORNING.  GKH

PDT 831  ALW 831  PSC 830  YKM +40

.KPDT...WSR-88D...VCP 21/CSR 21...OPERATIONAL.

.KPDT...WINTER STORM WARNING WASHINGTON ZONES 25...26 AND 27 TODAY.
     ...SNOW ADVISORY TODAY FOR OREGON ZONES 41...42 AND 43 AND
        WASHINGTON ZONE 24.