Arlington County and much of the rest of the D.C. region is under a Tornado Watch through 5:00 p.m.

Forecasters say an incoming cold front could produce strong storms and possibly tornados. From the National Weather Service:

A STRONG COLD FRONT WILL MOVE INTO THE MID-ATLANTIC STATES TODAY. SHOWERS AND ISOLATED THUNDERSTORMS COULD PRODUCE A PERIOD HEAVY RAINFALL THIS AFTERNOON WITH LOCALIZED FLOODING MAINLY IN URBAN LOCATIONS. AN ISOLATED TORNADO AND LOCALLY DAMAGING WIND GUSTS ARE POSSIBLE WITH ANY THUNDERSTORMS THAT DEVELOP.