The interaction between a weakening cold front and the Southwestern monsoon circulation will continue to generate rain across the South.  In addition, a low-pressure system over the southwestern Gulf of Mexico will drift northwestward, with limited opportunity for development before reaching northeastern Mexico on Saturday.  Nevertheless, the low-pressure system should add to the pool of tropical moisture over the southern U.S.  As a result, 5-day rainfall could reach 4 to 10 inches in parts of northern Texas and southern Oklahoma, possibly extending into northern Louisiana and southern Arkansas. 

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