Arlington County and much of the D.C. region is now under a Freezing Rain Advisory.
Forecasters say a period of light freezing rain is possible tomorrow morning, making travel hazardous.
From the National Weather Service:
… FREEZING RAIN ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST MONDAY…
THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS ISSUED A FREEZING RAIN ADVISORY… WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM EST MONDAY.
* PRECIPITATION TYPE… FREEZING RAIN.
* ACCUMULATIONS… LESS THAN A TENTH OF AN INCH OF ICE.
* TIMING… PRECIPITATION WILL BEGIN FROM SOUTHWEST TO NORTHEAST LATE THIS EVENING. FREEZING RAIN WILL BE POSSIBLE THROUGH THE OVERNIGHT HOURS… EVENTUALLY BECOMING PLAIN RAIN BY MONDAY MORNING.
* TEMPERATURES… IN THE LOWER 30S.
* WINDS… SOUTH 5 TO 10 MPH.
* IMPACTS… A THIN GLAZE OF ICE COULD FORM ON UNTREATED ROADS… SIDEWALKS… AND VEHICLES. DUE TO THE RECENT COLD WAVES… SOME SURFACES MAY BECOME ICY EVEN WITH AN AIR TEMPERATURE SLIGHTLY ABOVE FREEZING. TYPICALLY SHADED AREAS… AS WELL AS BRIDGES… WILL BE MOST SUSCEPTIBLE TO ICING. THE MORNING COMMUTE WILL BE IMPACTED.PRECAUTIONARY/PREPAREDNESS ACTIONS…
A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS. SLOW DOWN AND USE CAUTION WHILE DRIVING.