Arlington and much of the D.C. region will be under a Wind Advisory starting at 10 a.m. Wednesday.
Forecasters say that a line of showers and thunderstorms in the morning will give way to gusty winds through Wednesday evening. The wind gusts may damage trees and cause power outages.
More from the National Weather Service:
…WIND ADVISORY IN EFFECT FROM 10 AM TO 7 PM EDT WEDNESDAY… THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS ISSUED A WIND ADVISORY, WHICH IS IN EFFECT FROM 10 AM TO 7 PM EDT WEDNESDAY. * TIMING…STRONG WINDS WILL INCREASE WEDNESDAY MORNING AHEAD OF A STRONG COLD FRONT AND CONTINUE INTO EARLY WEDNESDAY EVENING. A LINE OF SHOWERS WILL BE ASSOCIATED WITH THE FRONTAL PASSAGE WHICH COULD BRING LOCALIZED WIND GUSTS TO 50 MPH OR GREATER. FOLLOWING THE PASSAGE OF THE FRONT, WIDESPREAD WEST WINDS GUSTING 40 TO 50 MPH WILL OCCUR THROUGH WEDNESDAY AFTERNOON BEFORE DIMINISHING IN THE EARLY EVENING. * WINDS…WEST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH. * IMPACTS…GUSTY WINDS WILL BLOW AROUND UNSECURED OBJECTS. TREE LIMBS COULD BE BLOWN DOWN AND A FEW POWER OUTAGES MAY RESULT. PRECAUTIONARY/PREPAREDNESS ACTIONS… A WIND ADVISORY MEANS THAT WINDS OF 45 TO 55 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT, ESPECIALLY FOR HIGH PROFILE VEHICLES. &&
A strong cold front will cross the area on Wednesday with wind gusts up to 50 mph possible into early Wednesday evening. A Wind Advisory (brown shading) is in effect: https://t.co/VnQiO4r9pL #DCwx #MDwx #VAwx #WVwx pic.twitter.com/HlHsK7fSdh
— NWS DC/Baltimore (@NWS_BaltWash) April 3, 2018