The National Weather Service is predicting more than an inch of rain in Northern Virginia beginning Sunday evening. A flood watch has been issued for low-lying areas of the Metropolitan Washington area beginning at 7 p.m. Sunday.
From the National Weather Service:
MODERATE TO LOCALLY HEAVY RAIN WILL OVERSPREAD THE REGION THIS EVENING THROUGH TONIGHT… RAINFALL TOTALS AROUND ONE AND A HALF INCHES ARE EXPECTED ACROSS THE GREATER BALTIMORE-WASHINGTON METRO AREA. LOCALLY HIGHER AMOUNTS ARE POSSIBLE… ESPECIALLY ALONG AND IMMEDIATELY EAST OF THE BLUE RIDGE/CATOCTIN MOUNTAIN.
EXPECT SMALL STREAMS AND CREEKS TO RISE… POSSIBLY OVERFLOWING THEIR BANKS. IN ADDITION… FLOODING MAY OCCUR IN LOW LYING AND POOR DRAINAGE AREAS.
A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS.
PLEASE MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.