From the National Weather Service:

Description
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 59 IN EFFECT UNTIL 3 AM CDT MONDAY FOR THE FOLLOWING AREAS

IN TENNESSEE THIS WATCH INCLUDES 38 COUNTIES

IN MIDDLE TENNESSEE

BEDFORD CANNON CHEATHAM CLAY COFFEE CUMBERLAND DAVIDSON DE KALB DICKSON FENTRESS GILES GRUNDY HICKMAN HOUSTON HUMPHREYS JACKSON LAWRENCE LEWIS MACON MARSHALL MAURY MONTGOMERY OVERTON PERRY PICKETT PUTNAM ROBERTSON RUTHERFORD SMITH STEWART SUMNER TROUSDALE VAN BUREN WARREN WAYNE WHITE WILLIAMSON WILSON

THIS INCLUDES THE CITIES OF ALLARDT, ALTAMONT, ASHLAND CITY, BRENTWOOD, BYRDSTOWN, CARTHAGE, CELINA, CENTERVILLE, CLARKSVILLE, CLIFTON, COALMONT, COLLINWOOD, COLUMBIA, COOKEVILLE, CROSSVILLE, DICKSON, DOVER, ERIN, FRANKLIN, GAINESBORO, GALLATIN, GOODLETTSVILLE, GORDONSVILLE, HARTSVILLE, HENDERSONVILLE, HOHENWALD, JAMESTOWN, KINGSTON SPRINGS, LA VERGNE, LAFAYETTE, LAWRENCEBURG, LEBANON, LEWISBURG, LINDEN, LIVINGSTON, LOBELVILLE, MANCHESTER, MCEWEN, MCMINNVILLE, MOUNT JULIET, MURFREESBORO, NASHVILLE, NEW JOHNSONVILLE, PALMER, PEGRAM, PULASKI, SHELBYVILLE, SMITHVILLE, SMYRNA, SOUTH CARTHAGE, SPARTA, SPENCER, SPRINGFIELD, TENNESSEE RIDGE, TULLAHOMA, WAVERLY, WAYNESBORO, AND WOODBURY.
Action Recommended
Monitor the situation and take precautions if necessary.
Urgency
Take action in the near future.