A low pressure area formed in the Bay of Campeche on June
13th. The system moved northwest, and intensified
into a tropical storm on the 14th while east of Tampico, Mexico.
Continuing northwest, Alma made landfall 70 miles
south of Brownsville between 9 and 10 am on the 15th. Alma
weakened as it moved up the Rio Grande valley, causing
heavy rains near and northwest of Uvalde, Texas. The graphics
below show the storm total rainfall from Alma. The
rainfall in eastern Texas formed within a
frontal band northeast of Alma. Rainfall data was provided by the
National
Climatic Data Center in Asheville, North
Carolina.