Severe thunderstorms are possible in parts of Whatcom County until about 7:15 p.m. Thursday, May 21.
Radar indicated a thunderstorm capable of producing quarter-size hail was 11 miles east of Acme just after 6:30 p.m. It was moving northwest and could hit southern Whatcom County, mainly in rural areas.
The storm could pack heavy winds, lightning and downpours.
The National Weather Service has issued a severe thunderstorm warning because of the possible danger.