11.   A potent jet stream disturbance will cause a swath of snow to develop from the panhandle of Texas to parts of eastern Kansas.

12.   A potent jet stream disturbance will cause inclement weather to persist in portions of the Pacific Northwest.

13.   A second disturbance will cause more thundershowers in south Texas.

14.   A slow-moving disturbance will cause rain to spread gradually from the eastern Ohio Valley to the Middle Atlantic States.

15.   A weak disturbance aloft will cause billowy clouds to form over the southern Appalachians.

16.   A weak jet stream disturbance will cause patchy clouds in the Northeast this afternoon, especially near the Canadian border.

17.   A weak jet stream disturbance will cause a cold front to approach the Northeast and Middle Atlantic coasts toward evening.

18.   Elsewhere, a jet stream disturbance will cause pockets of showers and isolated thunder across the interior Northwest.

19.   Farther north, a weak jet stream disturbance will cause flurries and spotty freezing drizzle in a narrow band across the central Plains.

20.   Farther south, a fast-moving jet stream disturbance will cause isolated thunderstorms to develop Monday from Oklahoma to the upper Tennessee Valley.