232  
FPUS56 KPDT 182144  
ZFPPDT  
 
ZONE FORECAST PRODUCT FOR NORTHEAST OREGON AND SOUTH CENTRAL WASHINGTON  
NATIONAL WEATHER SERVICE PENDLETON OR  
144 PM PST SUN JAN 18 2026  
 
ORZ041-WAZ024-191215-  
EASTERN COLUMBIA RIVER GORGE OF OREGON-  
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-  
INCLUDING THE CITIES OF ARLINGTON, THE DALLES, AND WHITE SALMON  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE MID TO UPPER 20S. LIGHT  
WIND.    
MARTIN LUTHER KING JR DAY  
MOSTLY CLOUDY. HIGHS IN THE UPPER  
30S TO LOWER 40S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 20S.  
LIGHT WIND.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.  
LIGHT WIND.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 20S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE  
MID 30S TO MID 40S. LOWS IN THE MID 20S TO LOWER 30S.    
FRIDAY AND FRIDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN OR SNOW. HIGHS IN THE LOWER 40S. LOWS IN THE UPPER 20S TO  
LOWER 30S.    
SATURDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE LOWER 40S. LOWS IN THE UPPER 20S TO  
LOWER 30S.  
 
 
 
WAZ026-191215-  
KITTITAS VALLEY-  
INCLUDING THE CITIES OF ELLENSBURG AND THORP  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER TO MID 20S. LIGHT  
WIND.    
MARTIN LUTHER KING JR DAY  
PARTLY SUNNY. HIGHS IN THE MID TO  
UPPER 30S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 30S. LIGHT WIND.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY NIGHT  
MOSTLY CLOUDY. HIGHS IN THE  
MID TO UPPER 30S. LOWS IN THE 20S.    
FRIDAY  
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SNOW. HIGHS IN  
THE MID TO UPPER 30S.    
FRIDAY NIGHT THROUGH SATURDAY NIGHT  
MOSTLY CLOUDY WITH A  
20 PERCENT CHANCE OF RAIN OR SNOW. LOWS IN THE MID TO UPPER 20S.  
HIGHS IN THE 30S.    
SUNDAY  
PARTLY SUNNY WITH A 40 PERCENT CHANCE OF RAIN OR SNOW.  
HIGHS IN THE MID TO UPPER 30S.  
 
 
 
WAZ027-191215-  
YAKIMA VALLEY-  
INCLUDING THE CITIES OF NACHES, SUNNYSIDE, TOPPENISH, AND YAKIMA  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 20S. LIGHT WIND.    
MARTIN LUTHER KING JR DAY  
PARTLY SUNNY. PATCHY FREEZING FOG IN  
THE MORNING. HIGHS IN THE UPPER 30S TO LOWER 40S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.  
LIGHT WIND.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY NIGHT  
MOSTLY CLOUDY. HIGHS IN THE  
MID 30S TO LOWER 40S. LOWS IN THE 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S. LOWS IN THE  
MID TO UPPER 20S.  
 
 
 
WAZ028-191215-  
LOWER COLUMBIA BASIN OF WASHINGTON-  
INCLUDING THE CITIES OF CONNELL, PROSSER, AND TRI-CITIES  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. PATCHY FREEZING FOG OVERNIGHT. LOWS IN  
THE MID TO UPPER 20S. LIGHT WIND.    
MARTIN LUTHER KING JR DAY  
MOSTLY CLOUDY. PATCHY FREEZING FOG  
IN THE MORNING. HIGHS IN THE MID TO UPPER 30S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 20S. LIGHT WIND.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 30S. NORTH WIND 5 TO  
10 MPH.    
TUESDAY NIGHT  
PARTLY CLOUDY. PATCHY FREEZING FOG. LOWS IN THE  
LOWER TO MID 20S. LIGHT WIND.    
WEDNESDAY  
PARTLY SUNNY. PATCHY FREEZING FOG. HIGHS IN THE MID  
TO UPPER 30S.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLOUDY. LOWS IN  
THE MID TO UPPER 20S. HIGHS IN THE MID TO UPPER 30S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S. LOWS IN THE  
MID TO UPPER 20S.  
 
 
 
WAZ029-191215-  
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-  
INCLUDING THE CITIES OF DAYTON, WAITSBURG, AND WALLA WALLA  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. PATCHY FREEZING FOG OVERNIGHT. LOWS IN  
THE MID 20S. LIGHT WIND.    
MARTIN LUTHER KING JR DAY  
MOSTLY CLOUDY. PATCHY FREEZING FOG  
IN THE MORNING. HIGHS IN THE MID 30S TO LOWER 40S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S TO LOWER 40S. LIGHT  
WIND.    
TUESDAY NIGHT  
PARTLY CLOUDY. PATCHY FREEZING FOG. LOWS IN THE  
LOWER 20S. LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY  
MOSTLY CLOUDY. HIGHS IN THE MID 30S  
TO LOWER 40S. LOWS IN THE LOWER TO MID 20S.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS IN THE MID TO UPPER 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S. LOWS IN THE  
MID TO UPPER 20S.  
 
 
 
WAZ030-191215-  
NORTHWEST BLUE MOUNTAINS-  
INCLUDING THE CITY OF SKI BLUEWOOD RESORT  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE UPPER 30S TO  
LOWER 40S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S TO LOWER 40S.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
WEDNESDAY THROUGH THURSDAY  
MOSTLY CLOUDY. HIGHS IN THE LOWER  
30S TO LOWER 40S. LOWS IN THE 20S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS IN THE 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF SNOW. HIGHS IN THE LOWER 30S TO LOWER 40S. LOWS IN THE 20S.  
 
 
 
WAZ522-191215-  
UPPER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-  
INCLUDING THE CITIES OF ROSLYN AND EASTON  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 20S.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE LOWER TO MID  
40S. GUSTS UP TO 20 MPH IN THE MORNING.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO LOWER 30S.   
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
WEDNESDAY THROUGH THURSDAY  
PARTLY CLOUDY. HIGHS IN THE LOWER  
30S TO LOWER 40S. LOWS IN THE 20S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS IN THE MID TO UPPER 20S.    
FRIDAY THROUGH SATURDAY NIGHT  
MOSTLY CLOUDY WITH A 50 PERCENT  
CHANCE OF SNOW. HIGHS IN THE UPPER 20S TO UPPER 30S. LOWS IN THE  
20S.    
SUNDAY  
SNOW LIKELY. LIGHT SNOW ACCUMULATIONS. HIGHS IN THE  
UPPER 20S TO MID 30S. CHANCE OF PRECIPITATION 70 PERCENT.  
 
 
 
WAZ523-191215-  
LOWER SLOPES OF THE EASTERN WASHINGTON CASCADES CREST-  
INCLUDING THE CITIES OF APPLETON, CLE ELUM, AND CLIFFDELL  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S. LIGHT  
WIND.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE UPPER 30S TO  
LOWER 40S. LIGHT WIND.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 20S. LIGHT  
WIND.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.  
LIGHT WIND.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY  
PARTLY CLOUDY. HIGHS IN THE LOWER  
30S TO LOWER 40S. LOWS IN THE LOWER TO MID 20S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
OR SNOW. LOWS IN THE MID TO UPPER 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE 30S. LOWS IN THE 20S.  
 
 
 
WAZ521-191215-  
SIMCOE HIGHLANDS-  
INCLUDING THE CITIES OF GOLDENDALE AND BICKLETON  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.    
MARTIN LUTHER KING JR DAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S  
TO LOWER 40S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.    
WEDNESDAY THROUGH THURSDAY  
MOSTLY CLOUDY. HIGHS IN THE MID 30S  
TO LOWER 40S. LOWS IN THE LOWER TO MID 20S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS IN THE MID TO UPPER 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE MID 30S TO LOWER 40S. LOWS IN THE  
MID 20S TO LOWER 30S.  
 
 
 
ORZ044-191215-  
LOWER COLUMBIA BASIN OF OREGON-  
INCLUDING THE CITIES OF BOARDMAN, HERMISTON, AND IONE  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE MID TO UPPER 20S. LIGHT  
WIND.    
MARTIN LUTHER KING JR DAY  
MOSTLY CLOUDY. PATCHY FREEZING FOG  
IN THE MORNING. HIGHS IN THE UPPER 30S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID TO UPPER 30S. LIGHT  
WIND.    
TUESDAY NIGHT  
PARTLY CLOUDY. PATCHY FREEZING FOG. LOWS IN THE  
LOWER TO MID 20S. LIGHT WIND.    
WEDNESDAY  
PARTLY SUNNY. PATCHY FREEZING FOG. HIGHS IN THE MID  
TO UPPER 30S.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT  
MOSTLY CLOUDY. LOWS IN  
THE MID TO UPPER 20S. HIGHS IN THE UPPER 30S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S. LOWS IN THE  
MID 20S TO LOWER 30S.  
 
 
 
ORZ049-191215-  
GRANDE RONDE VALLEY-  
INCLUDING THE CITIES OF COVE, ELGIN, LA GRANDE, AND UNION  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 20S. LIGHT WIND.    
MARTIN LUTHER KING JR DAY  
SUNNY. PATCHY FOG AND FREEZING FOG  
IN THE MORNING. HIGHS IN THE UPPER 40S. LIGHT WIND.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S. SOUTH WIND  
5 TO 10 MPH.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE MID 40S. SOUTH WIND 5 TO  
10 MPH.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE  
MID TO UPPER 40S. LOWS IN THE 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE LOWER TO MID 40S. LOWS IN THE MID  
TO UPPER 20S.  
 
 
 
ORZ050-191215-  
WALLOWA COUNTY-  
INCLUDING THE CITIES OF ENTERPRISE, JOSEPH, AND WALLOWA  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE LOWER TO MID  
40S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 20S TO LOWER 30S.  
GUSTS UP TO 20 MPH OVERNIGHT.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE  
MID 30S TO LOWER 40S. LOWS IN THE 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF SNOW. HIGHS IN THE LOWER 30S TO LOWER 40S. LOWS IN THE 20S.  
 
 
 
ORZ502-191215-  
NORTHERN BLUE MOUNTAINS OF OREGON-  
INCLUDING THE CITIES OF MEACHAM AND TOLLGATE  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE UPPER 30S TO MID  
40S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 20S.    
WEDNESDAY THROUGH THURSDAY  
PARTLY CLOUDY. HIGHS IN THE MID 30S  
TO LOWER 40S. LOWS IN THE 20S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS IN THE MID TO UPPER 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF SNOW. HIGHS IN THE LOWER 30S TO LOWER 40S. LOWS IN THE MID TO  
UPPER 20S.  
 
 
 
ORZ503-191215-  
SOUTHERN BLUE MOUNTAINS OF OREGON-  
INCLUDING THE CITIES OF LONG CREEK, NORTH POWDER, AND UKIAH  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE 20S.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE 40S.    
MONDAY NIGHT  
CLEAR. LOWS IN THE MID 20S TO LOWER 30S.    
TUESDAY  
SUNNY. HIGHS IN THE 40S.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 20S.    
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE  
UPPER 30S TO MID 40S. LOWS IN THE MID 20S TO LOWER 30S.    
FRIDAY THROUGH SATURDAY  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE  
OF SNOW. HIGHS IN THE MID 30S TO LOWER 40S. LOWS IN THE MID 20S  
TO LOWER 30S.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW.  
LOWS IN THE MID TO UPPER 20S.    
SUNDAY  
PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SNOW. HIGHS IN  
THE UPPER 30S TO LOWER 40S.  
 
 
 
ORZ505-191215-  
JOHN DAY BASIN-  
INCLUDING THE CITIES OF DAYVILLE, JOHN DAY, MITCHELL, MONUMENT,  
AND SPRAY  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 20S. LIGHT  
WIND.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE UPPER 40S TO  
LOWER 50S. LIGHT WIND.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 20S TO LOWER 30S.  
LIGHT WIND.    
TUESDAY  
SUNNY. HIGHS IN THE UPPER 40S TO LOWER 50S. LIGHT  
WIND.    
TUESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 20S TO LOWER 30S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE  
40S. LOWS IN THE UPPER 20S TO LOWER 30S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE 40S. LOWS IN THE UPPER 20S TO LOWER  
30S.  
 
 
 
ORZ506-191215-  
OCHOCO-JOHN DAY HIGHLANDS-  
INCLUDING THE CITIES OF BROTHERS, PAULINA, PRAIRIE CITY,  
AND SENECA  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE 20S.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE UPPER 40S TO  
LOWER 50S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 20S TO LOWER 30S.   
TUESDAY  
SUNNY. HIGHS IN THE UPPER 40S TO LOWER 50S.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE 20S.    
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE  
40S. LOWS IN THE 20S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF MOUNTAIN SNOW. HIGHS IN THE UPPER 30S TO MID 40S. LOWS IN THE  
MID TO UPPER 20S.  
 
 
 
ORZ507-191215-  
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-  
INCLUDING THE CITIES OF ATHENA, PENDLETON, AND PILOT ROCK  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. PATCHY FREEZING FOG OVERNIGHT. LOWS IN  
THE LOWER TO MID 20S. LIGHT WIND.    
MARTIN LUTHER KING JR DAY  
PARTLY SUNNY. PATCHY FREEZING FOG IN  
THE MORNING. HIGHS IN THE UPPER 30S TO LOWER 40S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE MID 30S TO LOWER 40S. LIGHT  
WIND.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY NIGHT  
MOSTLY CLOUDY. HIGHS IN THE  
MID 30S TO LOWER 40S. LOWS IN THE 20S.    
FRIDAY  
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF RAIN OR SNOW.  
HIGHS AROUND 40.    
FRIDAY NIGHT AND SATURDAY  
MOSTLY CLOUDY WITH A 40 PERCENT  
CHANCE OF RAIN OR SNOW. LOWS IN THE UPPER 20S. HIGHS AROUND 40.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
OR SNOW. LOWS IN THE MID TO UPPER 20S.    
SUNDAY  
PARTLY SUNNY WITH A 40 PERCENT CHANCE OF RAIN OR SNOW.  
HIGHS IN THE LOWER TO MID 40S.  
 
 
 
ORZ508-191215-  
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-  
INCLUDING THE CITIES OF HEPPNER, CONDON, AND FOSSIL  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER TO MID 20S. NORTHEAST  
WIND 5 TO 10 MPH IN THE EVENING, BECOMING LIGHT.    
MARTIN LUTHER KING JR DAY  
PARTLY SUNNY. PATCHY FREEZING FOG IN  
THE MORNING. HIGHS IN THE MID 30S TO LOWER 40S. LIGHT WIND.    
MONDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 20S.  
LIGHT WIND, BECOMING SOUTH 5 TO 10 MPH OVERNIGHT.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE MID 30S TO LOWER 40S. EAST  
WIND 5 TO 10 MPH.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY AND WEDNESDAY NIGHT  
MOSTLY CLOUDY. HIGHS IN THE MID  
TO UPPER 30S. LOWS IN THE 20S.    
THURSDAY AND THURSDAY NIGHT  
MOSTLY CLOUDY. HIGHS IN THE UPPER  
30S TO LOWER 40S. LOWS IN THE MID 20S TO LOWER 30S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN OR SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S. LOWS IN THE  
UPPER 20S TO LOWER 30S.  
 
 
 
ORZ510-191215-  
NORTH CENTRAL OREGON-  
INCLUDING THE CITIES OF DUFUR, MAUPIN, AND MORO  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER TO MID 20S. LIGHT  
WIND.    
MARTIN LUTHER KING JR DAY  
MOSTLY CLOUDY IN THE MORNING,  
BECOMING MOSTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S. LIGHT  
WIND.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 20S. LIGHT  
WIND.    
TUESDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S TO LOWER 40S.  
EAST WIND 5 TO 10 MPH.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY AND WEDNESDAY NIGHT  
MOSTLY CLOUDY. HIGHS IN THE MID  
30S TO LOWER 40S. LOWS IN THE MID TO UPPER 20S.    
THURSDAY AND THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE LOWER  
TO MID 40S. LOWS IN THE MID 20S TO LOWER 30S.    
FRIDAY AND FRIDAY NIGHT  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF  
RAIN OR SNOW. HIGHS IN THE LOWER TO MID 40S. LOWS IN THE UPPER  
20S TO LOWER 30S.    
SATURDAY  
PARTLY SUNNY WITH A 50 PERCENT CHANCE OF RAIN OR  
SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
OR SNOW. LOWS IN THE UPPER 20S.    
SUNDAY  
PARTLY SUNNY WITH A 50 PERCENT CHANCE OF RAIN OR SNOW.  
HIGHS IN THE LOWER TO MID 40S.  
 
 
 
ORZ511-191215-  
CENTRAL OREGON-  
INCLUDING THE CITIES OF BEND, MADRAS, PRINEVILLE, AND REDMOND  
144 PM PST SUN JAN 18 2026  
 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST  
TUESDAY...  
   
TONIGHT  
MOSTLY CLOUDY. PATCHY FREEZING FOG OVERNIGHT. LOWS IN  
THE LOWER 20S. LIGHT WIND.    
MARTIN LUTHER KING JR DAY  
MOSTLY CLOUDY IN THE MORNING THEN  
CLEARING. PATCHY FREEZING FOG IN THE MORNING. HIGHS IN THE LOWER  
40S TO LOWER 50S. LIGHT WIND.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 20S. LIGHT  
WIND, BECOMING SOUTH 5 TO 10 MPH OVERNIGHT.    
TUESDAY  
SUNNY. HIGHS IN THE MID 40S TO LOWER 50S. LIGHT WIND.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 20S.  
LIGHT WIND.    
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY. HIGHS IN THE  
LOWER 40S TO LOWER 50S. LOWS IN THE LOWER 20S TO LOWER 30S.    
FRIDAY THROUGH SUNDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF RAIN AND HIGH ELEVATION SNOW. HIGHS IN THE 40S. LOWS IN THE  
UPPER 20S TO LOWER 30S.  
 
 
 
ORZ509-191215-  
EAST SLOPES OF THE OREGON CASCADES-  
INCLUDING THE CITIES OF CAMP SHERMAN, LA PINE, SISTERS,  
AND SUNRIVER  
144 PM PST SUN JAN 18 2026  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE 20S.    
MARTIN LUTHER KING JR DAY  
SUNNY. HIGHS IN THE LOWER 40S TO  
LOWER 50S.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 20S TO LOWER 30S.   
TUESDAY  
SUNNY. HIGHS IN THE MID 40S TO LOWER 50S.    
TUESDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE 20S.    
WEDNESDAY THROUGH THURSDAY  
PARTLY CLOUDY. HIGHS IN THE 40S.  
LOWS IN THE 20S.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
MOUNTAIN SNOW. LOWS IN THE MID TO UPPER 20S.    
FRIDAY AND FRIDAY NIGHT  
PARTLY CLOUDY. A 50 PERCENT CHANCE OF  
RAIN AND MOUNTAIN SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S. LOWS  
IN THE MID TO UPPER 20S.    
SATURDAY  
PARTLY SUNNY WITH A 50 PERCENT CHANCE OF MOUNTAIN  
SNOW. HIGHS IN THE UPPER 30S TO LOWER 40S.    
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLOUDY. A 50 PERCENT CHANCE  
OF RAIN AND MOUNTAIN SNOW. LOWS IN THE MID TO UPPER 20S. HIGHS IN  
THE MID 30S TO MID 40S.  
 
 
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