The Nation's weather  The southern U.S. was forecast to remain
wet and dreary, while the North would continue to see mild
weather Monday.  An upper level low pressure was expected to
hover over the Southern Plains and pull abundant moisture in
from the Gulf of Mexico. This would trigger scattered showers
and thunderstorms over the region, none of which have a history
of turning severe. Flow around this system would oppose high
pressure in the north and create a stationary frontal boundary
that would remain over the Southeastern states. Rainfall amounts
between 1 to 2 inches were expected over the Southern Plains and
Lower Mississippi River Valley, while Florida would see lighter
showers with rainfall totals under an inch. Cool conditions
would persist over the South with highs only reaching into the
mid-70s.  To the north, high pressure was forecast to stretch
over the Mississippi River Valley and up the Ohio River Valley
into the Northeast and Mid-Atlantic States. Mostly sunny skies
and warm conditions were