11.   A frontal boundary stretching from the Tennessee Valley into South Carolina could bring wet weather to the Southeast.

12.   A frontal boundary system moving across the northerain Rockies brought clouds to Idaho, Montana, westerain Wyoming and Utah.

13.   A frontal boundary draped across the Southeast, central Appalachians and Ohio Valley brought thunderstorms to the region Saturday morning.

14.   A frontal boundary stretching from northern Wyoming to northern Minnesota was expected to generate scattered showers and thunderstorms, some of them severe.

15.   A slow-moving frontal boundary created ripe conditions for storms in the South.

16.   A weak frontal boundary located across Puerto Rico and the U.S. Virgin Islands will drift slowly back and forth over our island at least through Thursday morning.

17.   A weak frontal boundary remains nearly stationary in the Caribbean waters south of Puerto Rico and the Leeward Islands.

18.   A weak frontal boundary continues to affect the weather across our local area with clouds and showers.

19.   A weak frontal boundary was located just east of the U.S. Virgin Islands earlier this morning.

20.   A weak frontal boundary was over the northern coastal waters this morning.

a. + boundary >>共 424
national 8.78%
political 3.71%
new 3.64%
frontal 3.51%
international 2.34%
maritime 2.34%
state 2.08%
geographical 1.69%
old 1.56%
traditional 1.50%
frontal + n. >>共 53
assault 17.06%
boundary 15.88%
system 13.24%
nudity 10.88%
trough 8.24%
attack 6.76%
crash 2.94%
zone 2.65%
collision 1.76%
cortex 1.76%
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