National Weather Service United States Department of Commerce

Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

3/19/2003 - Event Summary

At the surface, a strong area of low pressure was centered over eastern Oklahoma and northwestern Arkansas on the morning of the 19th. A stationary front extended from the low into the Ohio Valley. A strong cold front trailed from the low into northeastern Arkansas and Mississippi. Storms developed in the late morning into the early afternoon hours as the cold front pushed near and east of the I-65 corridor. Some of these as seen below produced damaging winds, hail up to 1.5 inches in diameter, and tornadoes.  

 
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March 19th, 2003 Surface Analysis at 7 AM March 19th, 2003 500 mb Analysis at 7 AM