278
WWUS76 KPDT 211908
NPWPDT

URGENT - WEATHER MESSAGE
National Weather Service Pendleton OR
1208 PM PDT Thu Aug 21 2025

ORZ041-044-507-508-510-WAZ024-026>029-521-523-222200-
/O.EXT.KPDT.XH.A.0003.250823T1900Z-250828T0400Z/
Eastern Columbia River Gorge of Oregon-Lower Columbia Basin of
Oregon-Foothills of the Northern Blue Mountains of Oregon-
Foothills of the Southern Blue Mountains of Oregon-North 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-Lower Slopes of the
Eastern Washington Cascades Crest-
Including the cities of Moro, The Dalles, Maupin, Condon,
Bickleton, Cle Elum, Dayton, White Salmon, Tri-Cities, Pendleton,
Appleton, Athena, Cliffdell, Prosser, Walla Walla, Toppenish,
Boardman, Ellensburg, Arlington, Dufur, Thorp, Heppner, Pilot
Rock, Fossil, Naches, Hermiston, Waitsburg, Connell, Yakima,
Goldendale, Sunnyside, and Ione
1208 PM PDT Thu Aug 21 2025

...EXTREME HEAT WATCH NOW IN EFFECT FROM SATURDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

* WHAT...Dangerously hot conditions with high temperatures of 95 to
  105 degrees possible. This will pose a major to extreme risk of
  heat-related illness.

* WHERE...Portions of north central and northeast Oregon and
  central, south central, and southeast Washington.

* WHEN...From Saturday afternoon through Wednesday evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat events. Extreme heat will significantly increase the
  risk of heat-related illnesses for much of the population,
  especially those who are heat sensitive and those without
  effective cooling or adequate hydration.

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.

Monitor the latest forecasts and warnings for updates.

&&

$$

CE