without warning

President Volodymyr Zelensky suggested that Kyiv’s first launches of long-range weapons inside Russian territory would come soon and without warning.

About halfway through the 90-minute gig, Christina Aguilera — one of several earlier icons in pop’s blond-bombshell lineage — appeared onstage without warning for flamboyant renditions of her late-’90s/early-’00s hits “Ain’t No Other Man” and “What a Girl Wants.”

On the first evening, Helen was in her bathroom getting ready for bed when Mohamed Al Fayed appeared in the mirror behind her without warning.

The McWaids watched in horror as flames jumped up the canyon and into their backyard, without warning.

But the strike bore similarities to several in other parts of the country: launched without warning on residential buildings or houses hosting displaced people.