602
WWUS76 KPDT 192132
NPWPDT
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
132 PM PST MON JAN 19 2026
ORZ508-510-210000-
/O.EXP.KPDT.ZF.Y.0009.000000T0000Z-260119T2200Z/
/O.CON.KPDT.AS.Y.0002.000000T0000Z-260121T0000Z/
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-NORTH CENTRAL
OREGON-
INCLUDING THE CITIES OF MAUPIN, DUFUR, CONDON, MORO, HEPPNER, AND
FOSSIL
132 PM PST MON JAN 19 2026
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...
..FREEZING FOG ADVISORY IS CANCELLED
* WHAT...POOR AIR QUALITY WILL CONTINUE. THIS IS DUE TO AN INVERSION
AND STAGNANT AIR CONDITIONS NEAR THE SURFACE THAT WILL CONTINUE TO
TRAP POLLUTANTS.
* WHERE...FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON AND
NORTH CENTRAL OREGON.
* WHEN...UNTIL 4 PM PST TUESDAY.
* IMPACTS...POOR AIR QUALITY MAY CAUSE ISSUES FOR PEOPLE WITH
RESPIRATORY PROBLEMS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF
AN AIR MASS ACROSS THE ADVISORY AREA, POLLUTION HAS THE POTENTIAL TO
INCREASE TO DANGEROUS LEVELS. PERSONS WITH RESPIRATORY ILLNESS
SHOULD FOLLOW THEIR PHYSICIANS ADVICE FOR DEALING WITH HIGH LEVELS
OF AIR POLLUTION DURING PERIODS OF STAGNANT AIR, STATE AIR QUALITY
AGENCIES HIGHLY RECOMMEND THAT NO OUTDOOR BURNING OCCUR AND THAT
RESIDENTIAL WOOD BURNING DEVICES BE LIMITED AS MUCH AS POSSIBLE.
ACCORDING TO STATE AIR QUALITY AGENCIES, PROLONGED PERIODS OF
STAGNANT AIR CAN HOLD POLLUTANTS CLOSE TO THE GROUND, WHERE PEOPLE
LIVE AND BREATHE. CHECK WITH YOUR LOCAL BURN AGENCY FOR ANY CURRENT
RESTRICTIONS IN YOUR AREA.
ORZ041-044-507-511-WAZ024-026>029-521-210000-
/O.CON.KPDT.AS.Y.0002.000000T0000Z-260121T0000Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-LOWER COLUMBIA BASIN OF
OREGON-FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-CENTRAL
OREGON-EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-FOOTHILLS OF THE
BLUE MOUNTAINS OF WASHINGTON-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF CONNELL, PENDLETON, TOPPENISH, PROSSER,
HERMISTON, MADRAS, THE DALLES, PILOT ROCK, BOARDMAN, NACHES,
REDMOND, WHITE SALMON, YAKIMA, TRI-CITIES, ELLENSBURG,
GOLDENDALE, IONE, ARLINGTON, ATHENA, BEND, DAYTON, BICKLETON,
THORP, WAITSBURG, SUNNYSIDE, WALLA WALLA, AND PRINEVILLE
132 PM PST MON JAN 19 2026
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST
TUESDAY...
* WHAT...POOR AIR QUALITY WILL CONTINUE. THIS IS DUE TO AN INVERSION
AND STAGNANT AIR CONDITIONS NEAR THE SURFACE THAT WILL CONTINUE TO
TRAP POLLUTANTS.
* WHERE...EASTERN COLUMBIA RIVER GORGE OF OREGON AND WASHINGTON,
LOWER COLUMBIA BASIN OF OREGON AND WASHINGTON, FOOTHILLS OF THE
NORTHERN BLUE MOUNTAINS OF OREGON, CENTRAL OREGON, KITTITAS
VALLEY, YAKIMA VALLEY, FOOTHILLS OF THE BLUE MOUNTAINS OF
WASHINGTON, AND SIMCOE HIGHLANDS.
* WHEN...UNTIL 4 PM PST TUESDAY.
* IMPACTS...POOR AIR QUALITY MAY CAUSE ISSUES FOR PEOPLE WITH
RESPIRATORY PROBLEMS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF
AN AIR MASS ACROSS THE ADVISORY AREA, POLLUTION HAS THE POTENTIAL TO
INCREASE TO DANGEROUS LEVELS. PERSONS WITH RESPIRATORY ILLNESS
SHOULD FOLLOW THEIR PHYSICIANS ADVICE FOR DEALING WITH HIGH LEVELS
OF AIR POLLUTION DURING PERIODS OF STAGNANT AIR, STATE AIR QUALITY
AGENCIES HIGHLY RECOMMEND THAT NO OUTDOOR BURNING OCCUR AND THAT
RESIDENTIAL WOOD BURNING DEVICES BE LIMITED AS MUCH AS POSSIBLE.
ACCORDING TO STATE AIR QUALITY AGENCIES, PROLONGED PERIODS OF
STAGNANT AIR CAN HOLD POLLUTANTS CLOSE TO THE GROUND, WHERE PEOPLE
LIVE AND BREATHE. CHECK WITH YOUR LOCAL BURN AGENCY FOR ANY CURRENT
RESTRICTIONS IN YOUR AREA.
MF
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