Climate & Environment

Thunderstorms, lightning and rip currents in store this weekend

If you're headed to the beach to escape the heat, be careful. Rip currents and high surf are likely. Meanwhile, there's a possibility of thunder and lightning.

Four people with surfboards head to the ocean.

Pasadena school district and city clash over tree removal

Conflicting information between the City of Pasadena and the Pasadena Unified School District has caused confusion and disappointment.

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A protest sign that reads "Tree Removal doesn't equal soil remediation" is posted to the gate of John Muir High School.

EPA proposes weakening heavy-duty truck pollution rules

The Trump EPA calls Biden-era rules for cutting pollution from heavy trucks "unworkable."

Slight dip in temps ahead of another scorching heatwave next week

Temperatures will drop a degree or two for the weekend. Come Tuesday extreme heat returns.

A wide view of children and their silhouettes against the sun rays as they jump around in water puddles in a park.

The future of air conditioning could already be in use in a SoCal train station

Anaheim's ARTIC train station uses a technology called radiant cooling. It's more energy efficient than traditional air conditioning, and it feels nice too.

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A large building with a glass domed roof.

Watch, warning or advisory? Making sense of SoCal heat wave terms

What do forecasters’ extreme heat alerts actually mean? LAist explains.

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A man holds a water bottle while hiking at sunset in Los Angeles, California

Dry and sweltering temperatures continue to elevate risk of fires

Temperatures continue to reach 90 degrees and above here in Southern California. Dry and windy conditions will remain throughout the day for mountains, valleys and deserts.