218
WWUS76 KPDT 160551
NPWPDT
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1051 PM PDT WED JUL 15 2026
ORZ041-WAZ024-160700-
/O.CAN.KPDT.HT.Y.0004.000000T0000Z-260716T1200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-EASTERN COLUMBIA RIVER
GORGE OF WASHINGTON-
INCLUDING THE CITIES OF THE DALLES, WHITE SALMON, AND ARLINGTON
1051 PM PDT WED JUL 15 2026
..HEAT ADVISORY IS CANCELLED
THE THREAT HAS ENDED.
ORZ044-049-050-507-WAZ026>029-161430-
/O.CON.KPDT.HT.Y.0004.000000T0000Z-260717T0400Z/
LOWER COLUMBIA BASIN OF OREGON-GRANDE RONDE VALLEY-WALLOWA COUNTY-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-KITTITAS
VALLEY-YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-FOOTHILLS
OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF ATHENA, UNION, LA GRANDE, TOPPENISH,
COVE, SUNNYSIDE, WALLOWA, ELGIN, ELLENSBURG, DAYTON, IONE,
WAITSBURG, NACHES, PILOT ROCK, PENDLETON, TRI-CITIES, YAKIMA,
THORP, HERMISTON, ENTERPRISE, BOARDMAN, CONNELL, PROSSER, WALLA
WALLA, AND JOSEPH
1051 PM PDT WED JUL 15 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THURSDAY
* WHAT...HOT CONDITIONS WITH TEMPERATURES UP TO 100 DEGREES
EXPECTED. THIS WILL POSE A MODERATE TO LOCALLY MAJOR RISK OF
HEAT-RELATED ILLNESS.
* WHERE...LOWER COLUMBIA BASIN OF OREGON AND WASHINGTON, GRANDE
RONDE VALLEY, WALLOWA COUNTY, FOOTHILLS OF THE NORTHERN BLUE
MOUNTAINS OF OREGON, KITTITAS VALLEY, YAKIMA VALLEY, AND FOOTHILLS
OF THE BLUE MOUNTAINS OF WASHINGTON.
* WHEN...UNTIL 9 PM PDT THURSDAY.
* IMPACTS...HOT TEMPERATURES MAY CAUSE HEAT ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS. YOUNG CHILDREN AND
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY
CIRCUMSTANCES.
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHTWEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE.
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY! CALL 9 1 1.
FOR SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT 211INFO.ORG FOR OREGON OR
WA211.ORG FOR WASHINGTON ANYTIME.
MC
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