PORTLAND, Ore.—Cooling centers began opening across the U.S. Pacific Northwest on Friday as local officials warned of “life-threatening heat” in the coming days that could shatter high-temperature records. The National Weather Service (NWS) issued excessive heat warnings and watches across nearly all of Oregon and Washington state, along with parts of California and Idaho, telling…

PORTLAND, Ore.—Cooling centers began opening across the U.S. Pacific Northwest on Friday as local officials warned of “life-threatening heat” in the coming days that could shatter high-temperature records. The National Weather Service (NWS) issued excessive heat warnings and watches across nearly all of Oregon and Washington state, along with parts of California and Idaho, telling…