The valley saw a intense surge of moisture this morning from the south. This was expected and was forecasted to arrive later today.  Dew Points reached the mid 70’s by early morning.

It was certainly drier today with dew point levels as much as 20° lower than the past few days. See the graph below for the past 2 weeks and you can see its been quite “sticky” up until today.
This dryness won’t last.  A surge of moisture will return starting Saturday night thru Tuesday with thunderstorms [...]

If you look at this graph for the past 6 days you can see the drop in humidity levels (blue line) starting Sunday morning, the 21st, as the Santa Ana Winds developed. Northwest winds & higher humidity levels are forecasted to improve for Southern California over the next several days bringing relief to the wildfire [...]

wow, what a difference in humidity levels today. Is this Florida? No where did I see or hear that this was expected today.

Also look at the jump on these graphs (red=temp, blue= hum & dew pt):