71.   A slow-moving, high-altitude low pressure system will bring inclement weather to portions of the Southwest and Texas on Wednesday.

72.   A small low pressure system in Wisconsin will bring patches of light snow to the western Lakes region.

73.   A second sign of the change will be a weakening of the strong high pressure system which has held steady over the interior Northwest.

74.   A stagnant warm high pressure system has brought torrid weather to much of the southern Plains this past week.

75.   A small low pressure system in the Tennessee Valley will trigger thunderstorms over the eastern Gulf States.

76.   A warm high pressure system will stretch from the Middle West to the interior Northeast Thursday.

77.   A weak low pressure system in Indiana and its attendant cool front will lift the unusually humid air leftover from Fran.

78.   A weakening low pressure system near Fargo will still trigger a cluster of thunderstorms over the eastern Dakotas, Minnesota and northern Wisconsin.

79.   A very large high pressure system in the Plains will circulate the chilliest air of the season into Texas and the Mississippi Valley.

80.   A vigorous low pressure system will approach the Northwest coast.

n. + system >>共 804
computer 5.46%
school 2.85%
defense 2.63%
missile 2.33%
justice 2.00%
pressure 1.82%
tax 1.74%
security 1.68%
cable 1.60%
control 1.49%
pressure + n. >>共 366
system 27.40%
move 6.52%
defense 3.30%
situation 3.17%
area 3.08%
tactics 2.16%
zone 1.89%
center 1.72%
trough 1.63%
drift 1.28%
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