1.   Although the coast will have partial sunshine, clouds and mixed showers will prevail over the interior Northeast.

2.   An exception, however, will be across interior New England where weak high pressure will bring partial sunshine and lower humidity.

3.   As a result, partial sunshine will raise the risk of thunderstorms in interior valleys such as the Champlain in northern Vermont.

4.   As the front moves off the coast, showers will yield to partial afternoon sunshine in these areas.

5.   Balmy air and partial sunshine east of the mountains will yield to clouds as the front approaches.

6.   Between storms, there will be partial sunshine.

7.   A high-pressure system extending south from Canada will bring partial sunshine and chilly air to the interior Northwest.

8.   A mound of cool, dry Canadian air will settle across New England on Wednesday, promoting partial sunshine and temperatures a few degrees below normal.

9.   Across the western Plains, partial sunshine will aid in destabilizing the atmosphere, igniting a broken line of severe thunderstorms late Saturday afternoon.

10.   Ahead of the front, partial sunshine will cover the middle Mississippi and lower Ohio valleys, though scattered afternoon thunderstorms will erupt in the humid air.