The start of a cooling trend begins Thursday, marking the end of the PDS alert and a downgrade of red flag warning zones.

PDS warnings were first used to warn of tornado outbreaks in the Midwest. More than a decade ago, three meteorologists ...

The particularly dangerous situation alert is relatively new to Southern California but has been issued before the recent ...

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Channel 13 Meteorologist joins anchor Joe Moeller in outlining what the rarely issued PDS, or "Particularly Dangerous ...