Happy 4th...update from NOAA


As some of you might know by now, the remains of Alex are causing heavy rain and flooding to the west of San Antonio. Here is the latest update (Noon-7-4-10) from NOAA:

Moisture from what was Hurricane Alex continues to produce widespread showers and thunderstorms over the mountains of Mexico and portions of West and Southwest Texas. Radar estimates that there has been 20+ inches of rain in a large area to the west and southwest of Del Rio over the last several days. Most of this area drains into the Rio Grande and has led to flooding along the River in spots and some of its tributaries. More recently in the past 24 hours, more of this moisture has moved north and is affecting the western 2/3rds of Val Verde county where currently flash flooding is occurring mainly west and northwest of Del Rio. A Flash Flood Watch is in effect for Val Verde county until Monday morning as several more inches of rain are possible across this area of Val Verde County. People and residents, as well as holiday travelers, campers, etc need to be aware that this is a dangerous situation across this area of Southwest Texas and everybody needs to take appropria
te precautions to stay out of harms way. Camping in and near creeks, rivers, and streams during this time is very dangerous and should be avoided.

As the rain continues across this area...we will see an increasing threat for significant flooding along the Rio Grande over the next several days....this includes areas of Val Verde, Kinney, and Maverick counties. I have attached the latest graphic from the West Gulf River Forecast Center showing this threat area.

Across other areas of South Central Texas today and Monday...scattered afternoon showers and thunderstorms are possible especially in the afternoon hours. It shouldnt be enough to cancel plans, but everybody should be prepared for a passing shower/tstorm. Brief heavy downpours are possible.

Please keep updated to the latest Flash Flood Watches, Warnings, and River Flood Warnings by going to the National Weather Service website at www.srh.noaa.gov/ewx
and to the AHPS webpage at http://water.weather.gov/ahps2/index.php?wfo=ewx

Paul Yura
National Weather Service Austin-San Antonio TX

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