Much cooler air will filter in the Los Angeles basin after record temperatures over 100 degrees F baked the area.
Low clouds on Sunday will break for sunshine later in the day, with highs sinking into the mid-70s.
"There will be some relief near the coast, but further inland will still remain very dry," AccuWeather.com Meteorologist Erik Pindrock said.
The threat for wildfires fueled by gusty winds, low humidity and heat remains high.
A slow warming trend will start Wednesday, but temperatures will be nowhere near last week's record-breaking heat.
Daytime highs will slowly climb through Friday from the low 70s into the upper 70s. Cloudiness will start Wednesday and Thursday but each day will feature plenty of sunshine.
Minneapolis will see a significant shift in temperatures this weekend.
Thunderstorms once again turn severe across the Ohio Valley and into the mid-Atlantic through Sunday night.
More summer-like conditions will return to the Boston area for a brief time before a front pushes through the region during the latter part of the weekend.
Stormy weather will be the theme for the weekend across the Midwest and Ohio Valley with several chances for severe thunderstorms.
After a bout with midweek showers and storms, Seattle will have drier, pleasant weather that will carry into Wednesday.
Los Angeles will be having a slight increase in temperature as sunny days remain a constant presence over the next several days.
New Jersey (1892)
Spectacular "double" waterspouts off Barneget Light at heights of 500-600 feet.
Toshomingo, OK (1943)
121 degrees -- record high for state.
Houston, TX (1978)
For the second straight day, a lightning bolt struck an oil storage tank. This strike caused a 5 alarm fire.