white alert

White alert: A tropical cyclone may affect the area in 48 hours.

Hospitals across the Caraga Region were put up into white alert in response to the poisoning incident.

At 02:30, the convoy received a white alert (all clear), and the escorts ceased making smoke and took their normal screening stations.

White Alert (all-clear)

Keep the mouse bait/ tree guards etc. on WHITE ALERT during the winter season!

The Philippine Department of Health issued a white alert to its subordinates all along Nanmadol's path, ordering them to stock up on medicines and supplies so that the victims need not purchase them at the time of need.

For exercise 'Clear Lane' STANAVFORLANT had remained on White Alert for the last few days - but had come to Blue this morning at dawn: the radar contacts had been picked up during the night.