1- The North Pacific High and high-pressure in the 4-Corners are north of their perfect locations again today so mid-teens El Norte winds.
2- Those mid-teen winds are accelerated to mid to upper-teens by low-pressure south of Cabo in a near perfect location.
3- Blue sky allows the Los Planes and Santiago Valleys to heat creating low-pressure that curves and accelerates the wind to upper-teens to 20 range.