An updated winter storm warning was issued by the National Weather Service on Thursday at 3:45 a.m. valid from 10 a.m. until Friday 10 a.m. for Klamath Basin.

A winter storm warning was issued by the NWS Eureka CA on Wednesday at 2:50 p.m. valid from Thursday 10 a.m. until Friday 10 a.m. for Northern Trinity.

A storm is expected to bring wintry precipitation to central Pennsylvania from just after midnight until Thursday morning.

Snow is expected to stop in Worcester and the western part of the state before 9 a.m., gradually moving out of eastern Massachusetts by noon. Essex, Suffolk and Middlesex counties in the northeast part of the state may see snow showers through 5 p.m. on Sunday.

On Wednesday at 2:48 p.m. a winter storm warning was issued by the NWS Medford OR valid from Thursday 4 p.m. until Friday 10 a.m. The warning is for Central Siskiyou County and Northeast Siskiyou and Northwest Modoc counties as well as Modoc County.

A winter storm warning has been issued for four states amid a snow storm that could bring up to 34 inches of snow to some areas on Thursday and Friday. Freezing temperatures may pose health risks, particularly for vulnerable groups such as infants and older adults.

Places to the south of the Great Lakes will see the highest risk of disruptive ice from late on Wednesday into Thursday On the northern side of the storm, the precipitation will mainly be falling as snow but the most dangerous conditions are expected through portions of western Maryland,