1.   Arctic chill will persist in from the Great Lakes to the Rocky Mountain states.

2.   Blizzard conditions will persist from extreme northeastern Wyoming to parts of the western Dakotas Thursday as a vigorous storm center moves east through the northern Plains.

3.   A large cluster of heavy showers with embedded thunder will persist from the Mississippi Delta to northern Florida on Tuesday as a front stalls.

4.   Abnormal heat will persist from the southern Plains to the interior Gulf Coast states as sinking air currents continue to suppress clouds and rainfall.

5.   Brisk breezes will persist from the Great Lakes to the Northeast, though winds will not be as strong as Wednesday.

6.   Chilly weather will persist from the interior West to the Plains with snow showers across northern Colorado and Wyoming.

7.   Clouds and patches of light rain will persist from Cape Cod to the White Mountains.

8.   Clouds and clusters of thundershowers will persist from southern Florida to the western Gulf Coast.

9.   Clouds and patches of rain will persist from the Outer Banks to the Florida panhandle.

10.   Clouds and some showers will persist from the southern Cascades to the mountains of northern and central California.