51.   A few strong thunderstorms will erupt over northwestern Texas and the Red River Valley later Friday as a jet-stream disturbance arrives from the southwest.

52.   A few thunderstorms will erupt mainly over central Florida as a weak disturbance over the central Gulf drifts eastward.

53.   A few thunderstorms will erupt on the peaks of the central Rockies.

54.   A few thunderstorms will erupt, some with gusty winds.

55.   A potent jet stream disturbance will forge into the middle Mississippi and Tennessee valleys, where more numerous showers and thunderstorms will erupt.

56.   A thunderstorm could erupt late in the day as a pocket of colder air arriving aloft renders the atmosphere more unstable.

57.   A warm and very humid air mass over the Southeast states will permit thunderstorms to erupt later in the day.

58.   Additional thunderstorms will erupt over the western Great Lakes.

59.   Additional thunderstorms will erupt in the northern Plains as low pressure travels along the Canadian border.

60.   Afternoon thunderstorms will erupt as the hot air rises unevenly along the east slopes of the Rockies.