Tornadoes/High Winds Impact West Central Texas

 

On the evening of April 9th into the early morning hours of April 10th, a line of severe thunderstorms with embedded tornadoes swept rapidly to the northeast at 55 to 60 MPH from Mertzon to San Angelo to Brownwood. After several damage surveys over the past week, the National Weather Service in San Angelo found approximately 7 tornado touchdowns along with numerous reports of straight-line wind damage. (Additional images may be posted in the future as they become available.)

 

Earlier in the day on April 9th, storm chasers reported seeing 2 brief tornado touchdowns (Nos. 1 and 2) along Interstate 20. These sightings were reported just west of Tye, TX, at approximately 330 PM.

 

The third tornado was rated an EF1 on the Enhanced Fujita Scale. This tornado initially touched down around 12 AM approximately 11 miles southwest of San Angelo. The length of the tornado track was roughly one mile, and the width of the tornado was about 75 yards wide. The tornado tore the roof and some walls from the top two stories of a three-story home near the Irion/Tom Green County Line. The wind speed range of EF1 tornadoes is from 86 to 110 MPH. The images below are of the home that sustained damage from this tornado, and of the circulation of the tornado from the NWS San Angelo radar.

Please Click on Images to enlarge.
Figure 1 - Image of damage to a 3 story home.   Figure 2 - Image of circulation near the time the 3-story house was being affected by the storm.
Figure 1 - Image of damage that was sustained at a 3 story home.   Figure 2 - Image of circulation near the time the 3-story house was being affected by the storm.

 

The fourth tornado touched down near the Twin Buttes Reservoir equilization channel at approximately 1208 AM, and was rated EF0. It downed 6 utility poles along Schwartz Road near Highway 277. EF0 tornado wind speeds range from 65 to 85 MPH. The following radar image shows this circulation.

Please Click on Images to enlarge.
Figure 3 - Radar image of circulation near the Twin Buttes Reservoir equilzation channel.   Figure 4 - Reflectivity of the same storm as the circulation developed.
Figure 3 - Radar image of circulation near the Twin Buttes Reservoir equilzation channel.   Figure 4 - Reflectivity of the same storm as the circulation developed.

 

The fifth tornado touched down in the lower bluffs on the southwest side of San Angelo at approximately 1215 AM. This tornado continued on a northeast track across the Houston Harte Expressway on San Angelo's west side. The tornado caused extensive damage to a large distribution warehouse, overturned a trailer, and a tractor trailer. The tornado also knocked down power lines and utitility poles, flipped cars, and damaged rooftops and road signs as it continued to the northeast for about 2 miles. This tornado was rated EF1. The images below show some of the damage from this tornado as well as a map of damage as it was surveyed from this tornado.

Please Click on Images to enlarge.
Figure 5 - Wide View of damage to warehouse.   Figure 6 - Additional photo of damage to warehouse.
Figure 5 - Wide View of damage to warehouse.   Figure 6 - Additional photo of damage to warehouse.
Figure 7 - Additional image of warehouse damage.   Figure 8 - Additional image of warehouse damage.
Figure 7 - Additional image of warehouse damage.   Figure 8 - Additional image of warehouse damage.
Figure 9 - Track of damage from Tornado that moved through western areas of San Angelo.   Figure 10 - Radar image of circulation just before it hits the distribution warehouse.
Figure 9 - Track of damage from Tornado that moved through western areas of San Angelo.   Figure 10 - Radar image of circulation just before it hits the distribution warehouse.

 

The sixth tornado touched down approximately 4 miles southeast of Vancourt at around 1232 AM. This storm destroyed roughly 20 sheep shelters. The tornado also damged an irrigation pivot, overturned and destroyed a small travel trailer, and removed tin from a large outbuilding. This tornado was rated EF0.

Please Click on Images to enlarge.
Figure 11 - Storm Relative Velocity image showing tornadic circulation.   Figure 12 - Reflectivity image showing the Vancourt tornadic thunderstorm's attendant 'Hook.'
Figure 11 - Storm Relative Velocity image showing tornadic circulation.   Figure 12 - Reflectivity image showing the Vancourt tornadic thunderstorm's attendant 'Hook.'

 

The seventh tornado was seen at around 135 AM, roughly 2 miles south of Bangs by a law enforcement official with the city of Brownwood. The tornado appeared to be quite narrow. This tornado was rated as an EF0.

 

 


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