EL PASO, Texas - An active Pacific basin is sending deep tropical moisture into Mexico and parts of the southwestern United States, creating a heightened risk of flash flooding through the weekend.

The remnants of Hurricane Lorena , which is unraveling without making landfall in either Mexico or the United States, is sending a plume of tropical moisture northeast and eastward, in the general direction of southern Arizona, New Mexico and Texas.

Forecast models have generally shown an inch or two of rain tied with the storm system, with other synoptic features such as fronts and the Southwest's annual monsoon triggering additional accumulations.

National Weather Service offices have already issued Flash Flood Watches stretching from Southern California through Arizona and New Mexico , whi

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