SoCal under heat advisory as hot temps return this week; shower, thunderstorm chances on tap

Tuesday, June 23, 2026 2:20PM

Heat returns to SoCal with shower, thunderstorm chances Tuesday

LOS ANGELES (KABC) -- The heat returns to Southern California on Tuesday, but the region will also see a chance of showers and even thunderstorms as humidity lingers in the warm air.

Most areas will see a 10% chance of showers on Tuesday and Wednesday, with our mountain and desert communities seeing a slightly higher chance of thunderstorms.

A South Coast AQMD particulate pollution advisory remains in effect for the area surrounding Boyle Heights through 12:30 p.m. on Tuesday as a warehouse fire continues to burn. An additional air quality alert is in place for much of the region through Tuesday at 1 p.m.

In addition to advisories surrounding the air quality, a heat advisory will be in effect through Thursday at 9 p.m. for much of the region. The heat acts like a dome, holding the pollutants in the air.

Los Angeles and Orange Counties on Tuesday will see a 10% chance of rain with a high of 83 degrees and a low of 65. A 10% chance of showers sticks around on Wednesday before skies begin to clear on Thursday.

The valleys and Inland Empire on Tuesday can expect a 10% chance of showers with humidity in the air, with a high of 93 degrees and a low of 63. Similar conditions are on tap on Wednesday.

The beaches will see a 10% chance of rain on Tuesday, with a high of 72 degrees and a low of 62. Highs in the low-70s are on tap all week.

The mountain communities on Tuesday can expect a 20% chance of thunderstorms with a high of 85 degrees and a low of 49. Similar conditions are in the forecast on Wednesday.

The desert areas will see dangerous heat on Tuesday with a high of 100 degrees and a low of 71. Thunderstorms are possible on Tuesday and Wednesday. Palm Springs is expected to reach 109 degrees.

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