1.   As a pool of chilly air arrives aloft, additional showers and higher elevation snow may develop in the southern California Sierras.

2.   Additional showers and storms will develop in muggy air across the Southeast Coast.

3.   Additional showers and thunderstorms are likely in the Southwest Tuesday as moisture continues to be replenished in the atmosphere over normally arid regions.

4.   Additional showers are likely in the coming days as well.

5.   Additional showers and thunderstorms will precede the cold front northward into Missouri.

6.   Additional showers will also occur in the western Dakotas as moist air circulates around low pressure near the Canadian border.

7.   Additional showers and storms will form in the lower Ohio and Tennessee Valleys.

8.   Additional showers are likely in the coming days as well, the firm said.

9.   But no agency ever forced Grace to build those additional showers, and the company never did so.

10.   Meanwhile, partial sunshine will fuel additional showers and thunderstorms in the sultry air covering the Carolinas and Florida peninsula.