 Azadeh Mushiri in Paris. Residents along parts of the Texas coastline in the US are battening down in preparation for Tropical Storm Beryl, which appears to be gathering strength as it heads north from Mexico. It's expected to make landfall within the next few hours. Weather experts are predicting extremely high winds, flash floods, power outages and road closures. Our correspondent in Mexico City, Will Grant, has been tracking Beryl since the beginning.