The high heat, elevated humidity and monsoonal moisture that has moved into the Southland is expected to stay at least a few more days, forecasters said.
In Santa Monica, expect a high of 77 today, 80 on Friday and Saturday, and 77 on Sunday and Monday.
While the last band of stormy weather was the result of a tropical storm in the Pacific, the latest round of unstable weather came out of Texas, where an upper-level high-pressure system moved its way westward into Southern California, bringing with it the threat of dry lightning and thunderstorms.
“With dry air at lower levels today, dry lightning will be possible with any thunderstorm activity, the best chances of thunderstorms being over the eastern San Gabriel Mountains,” according to the National Weather Service. “The best chance of thunderstorms will be (today).”
The hot and humid weather is expected to linger into early next week.
According to the NWS, high temperatures in many areas will reach high into the 90s today, although the beaches likely will be in the mid to upper 70s.
Forecasters said that while the thunderstorm threat will initially be in the mountains and the Antelope Valley, there will be a slight chance of storms across the entire area by tonight.