The National Weather Service has issued a winter storm warning for much of northern Maine, with the forecast calling for 6-to-10 inches of snow on Thursday.

The advisory is in effect from 8 a.m. Thursday to 1 a.m. Friday and includes northern Penobscot and Piscataquis Counties and all of Aroostook County including the towns of East Millinocket, Medway, Houlton, Presque Isle and north to Madawaska. The area affected is shown in gray in the map above.

The forecast calls for snow and blowing snow. Officials warn of dangerous travel conditions and advise people to stay off the roads if possible.

A winter weather advisory has also been issued for central Piscataquis and Penobscot counties including the towns of Greenville, Lincoln and Dover-Foxcroft. That forecast for this area calls for 3-to-6 inches of snow.

Thursday's forecast for the Bangor area calls for rain.