A winter weather advisory is in effect from 4 p.m. today through 4 a.m. Sunday.

Total snow accumulations of 3 to 5  inches are expected.

Snow will quickly overspread the area from the southwest

  between around mid afternoon, becoming moderate to potentially

  heavy at times this evening. The snow should end by 4 a.m.

Plan on difficult travel conditions. Be prepared for reduced visibilities at times. The snow may fall at  up to an inch per hour at times in parts of the region, which would result in rapid deteriorating road conditions.

The latest forecast:

Hazardous Weather Outlook

Winter Weather Advisory

Today: Snow, mainly after 3pm. High near 35. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

Tonight: Snow, mainly before 2am. Low around 25. Southeast wind around 6 mph becoming calm. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Sunday: Mostly sunny, with a high near 45. Northwest wind 6 to 11 mph.

Sunday Night: Mostly clear, with a low around 28. Calm wind.

Washington's Birthday: A chance of rain and sleet before 1pm, then rain likely. Mostly cloudy, with a high near 43. South wind 3 to 8 mph. Chance of precipitation is 70%. Little or no sleet accumulation expected.

Monday Night: A chance of rain. Patchy fog after 1am. Otherwise, cloudy, with a low around 43. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

Tuesday: Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66.

Tuesday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 54.

Wednesday: A chance of showers after 10am. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.

Wednesday Night: A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.

Thursday: A chance of showers. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.

Thursday Night: Mostly cloudy, with a low around 33.

Friday: A chance of showers. Mostly cloudy, with a high near 45. Chance of precipitation is 50%.