The president also presented an initiative to support native corn production and addressed ex-President Calderón's role in the security problems Mexico faces today.
The Mexican billionaire spent Wednesday in El Salvador musing about a presidential run, as Mexico's Supreme Court for a Thursday ruling on his US $2 billion tax evasion case.
While the northern states and mountainous areas will be hit hardest, the front is expected to lower temperatures throughout most of the country, often bringing rain as well.
