28th - 30th
Fair, then stormy: snowstorm for Utah; showers/thunderstorms for Arizona.
1st - 3rd
4th - 7th
Fair at first, then unsettled with showers Pacific Coast.
8th - 11th
Fair skies for California and points east.
12th - 15th
Milder under threatening skies.
16th - 19th
Colder weather moves in.
20th - 23rd
Some rain and (over mountainous terrain) snow, followed by clearing.
24th - 27th
Fair, then turning very unsettled.