• Snow will fall across the northern tier of states from the Rockies to New England on Friday. Rain will develop for the Gulf Coast and Southeast, becoming heavy on Saturday with possible flooding. Air Stagnation Advisories continue for interior valleys in Washington and Oregon through the weekend.
• Today: Partly sunny. Highs around 40. West winds 5 to 15 mph.
• Tonight: Mostly clear. Lows 15 to 20. Southwest winds 5 to 10 mph.
• Saturday: Windy...colder. Partly sunny in the morning...then cloudy with a 50 percent chance of light snow in the af

ternoon. Areas of blowing snow in the afternoon. Highs in the mid 20s. Temperature falling into the lower teens in the afternoon. West winds 5 to 15 mph with gusts to around 30 mph increasing to north 25 to 30 mph with gusts to around 45 mph in the afternoon.
• Saturday Night: Windy. Much colder. Patchy blowing snow in the evening. Mostly cloudy with a 20 percent chance of light snow in the evening...then partly cloudy after midnight. Lows around 15 below. North winds 20 to 30 mph with gusts to around 45 mph decreasing to 15 to 20 mph after midnight. Wind chill readings 25 below to 35 below zero.
• Sunday: Colder. Partly sunny. Highs near zero. Northwest winds 5 to 15 mph. Lowest wind chill readings 25 below to 35 below zero in the morning.
• Sunday Night: Partly cloudy. Lows around 15 below.
• Monday: Mostly cloudy with a 20 percent chance of light snow. Highs zero to 5 above.
• Monday Night And Tuesday: Partly cloudy. Lows around 15 below. Highs around 5 below. Wind chill readings 25 below to 35 below zero.
• Tuesday Night And New Years Day: Mostly cloudy with a 20 percent chance of light snow. Lows around 10 below. Highs 5 to 10 above. Wind chill readings 15 below to 25 below zero.