THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 495 IN EFFECT UNTIL 4 AM CDT TUESDAY FOR THE FOLLOWING AREAS IN NEBRASKA THIS WATCH INCLUDES 14 COUNTIES IN CENTRAL NEBRASKA GREELEY HOWARD MERRICK NANCE SHERMAN VALLEY IN EAST CENTRAL NEBRASKA POLK YORK IN SOUTH CENTRAL NEBRASKA CLAY FILLMORE HALL HAMILTON NUCKOLLS THAYER THIS INCLUDES THE CITIES OF AURORA, BOSTWICK, CENTRAL CITY, CLAY CENTER, DESHLER, EDGAR, EXETER, FAIRFIELD, FAIRMONT, FULLERTON, GENEVA, GENOA, GRAND ISLAND, GREELEY, HARVARD, HEBRON, LITCHFIELD, LOUP CITY, NELSON, ORD, OSCEOLA, POLK, SCOTIA, SHELBY, SHERMAN RESERVOIR, SPALDING, ST. PAUL, STROMSBURG, SUPERIOR, SUTTON, WOLBACH, AND YORK.