The National Weather Service has issued a Winter Weather Advisory in effect until 10 a.m. Sunday.

Periods of patchy freezing drizzle could see ice accumulations of a light glaze.

Difficult travel conditions will be possible due to icy roadways, especially overnight into Sunday morning.

The latest forecast:

This afternoon: A slight chance of snow. Cloudy, with a high near 25. East wind around 5 mph. Chance of precipitation is 20%.

Tonight: A chance of snow and freezing rain before 8 p.m., then a chance of freezing rain. Cloudy, with a low around 22. East wind around 5 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Sunday: Mostly cloudy, with a high near 35. Calm wind becoming northwest around 5 mph in the afternoon.

Sunday Night: A slight chance of snow and sleet before 2 a.m., then a chance of freezing rain and sleet between 2 a.m. and 3 a.m., then a chance of snow and sleet after 3 a.m. Mostly cloudy, with a low around 28. North wind around 5 mph becoming calm. Chance of precipitation is 30%. Little or no snow and sleet accumulation expected.

Washington’s Birthday: A chance of snow and sleet. Cloudy, with a high near 31. Calm wind becoming northeast around 5 mph. Chance of precipitation is 50%. Little or no snow and sleet accumulation expected.

Monday Night: Snow and sleet, mainly after 2 a.m. Low around 27. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Tuesday: Snow and sleet, becoming all snow after 11 a.m. High near 30. Chance of precipitation is 80%.

Tuesday Night: A chance of snow before 8 p.m. Partly cloudy, with a low around 12. Chance of precipitation is 30%.

Wednesday: Partly sunny, with a high near 30.

Wednesday Night: A chance of snow after 2 a.m. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.

Thursday: Snow likely. Cloudy, with a high near 34. Chance of precipitation is 70%.

Thursday Night: Snow and sleet likely. Cloudy, with a low around 27. Chance of precipitation is 70%.

Friday: A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%.

Friday Night: Mostly cloudy, with a low around 20.

Saturday: Mostly sunny, with a high near 35.