

Area covered by winter weather advisory shaded in purple (National Weather Service)

More snow is on the way. The National Weather Service has issued a winter weather advisory from 1 a.m. tonight to noon Wednesday, for a general one to three inches of snow across the region.

The snow is likely to impact the morning commute. We’ll have our own analysis and snowfall map up between 3:30 and 4 p.m., but here’s the NWS advisory text in the mean time:

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW…WHICH IS IN EFFECT FROM 1 AM TO NOON EST WEDNESDAY.

* PRECIPITATION TYPE…SNOW.

* ACCUMULATIONS…1 TO 3 INCHES.

* TIMING…SPREADING EAST BETWEEN 2 AND 4 AM. SNOW WILL END BY NOON.

* TEMPERATURES…MID TO UPPER 20S.

* WINDS…LIGHT AND VARIABLE…BECOMING WEST AROUND 10 TO 15 MPH BY NOON.

* IMPACTS…SNOW ACCUMULATION WILL AFFECT THE WEDNESDAY MORNING COMMUTE. UNTREATED ROADWAYS WILL BE SLICK.