1.   Downpours associated with a weak trough will douse much of Florida and the central Gulf Coast.

2.   Widely separated showers and lonely thundershowers will affect the Northeast as a weak trough of low pressure swings east across the region.

3.   A very weak trough brought only isolated morning showers to the U.S. Virgin Islands and eastern Puerto Rico.

4.   A weak low level trough continued across the eastern Caribbean during the morning.

5.   A weak low level trough located across the Mona Passage and Hispaniola this morning will still continue to influence our weather, especially the western half of the island.

6.   A weak low level trough will also affect our area Saturday with variably cloudy skies and scattered showers but widespread rainfall activity is not expected.

7.   A weak low-level trough is moving across the Virgin Islands and Puerto Rico.

8.   A weak low-level trough passed over the northeast Caribbean this morning, bringing scattered showers to Puerto Rico and the U.S. Virgin Islands.

9.   A weak low-level trough will continue to produce considerable cloudiness over the Virgin Islands this morning.

10.   A weak surface trough across Puerto Rico and the U.S. Virgin Islands was responsible for the increase in clouds and showers over our area.

a. + trough >>共 117
level 20.20%
upper 15.79%
surface 11.81%
weak 11.38%
low 5.12%
frontal 3.98%
low-level 2.84%
public 2.56%
low-pressure 1.99%
mid 1.14%
weak + n. >>共 1092
economy 5.53%
demand 5.26%
dollar 4.29%
yen 3.36%
sale 2.82%
pressure 2.65%
currency 2.24%
link 2.15%
market 1.93%
spot 1.90%
trough 1.00%
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