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Southern California Faces Record-Breaking Heat Wave Ahead

3/16/2026

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Summary

Story summary

Southern California braces for a record-breaking heat wave with temperatures exceeding 100°F.
The National Weather Service says this March heat could be among the hottest on record, potentially surpassing the 99°F mark set in 1879.
Meteorologists forecast the heat will extend across the Southwest from San Francisco to Phoenix.
Mayor Karen Bass urged residents to stay indoors during peak heat hours and use city facilities to stay cool.

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Story summary

Southern California braces for a record-breaking heat wave with temperatures exceeding 100°F.
The National Weather Service says this March heat could be among the hottest on record, potentially surpassing the 99°F mark set in 1879.
Meteorologists forecast the heat will extend across the Southwest from San Francisco to Phoenix.
Mayor Karen Bass urged residents to stay indoors during peak heat hours and use city facilities to stay cool.