In weather forecasting in the United States, "particularly dangerous situation" (PDS) is the wording used by the National Weather Service to convey special urgency in watch or warning messages for unusually extreme and life-threatening severe weather. It is used in the format "This is a particularly dangerous situation..."

This page presents the current and unofficial IEM accounting of watches/warnings that contain the special Particularly Dangerous Situation phrasing. This phrasing is the only key used to identify such events.

Jan 13, 2025 · What is a "particularly dangerous situation" alert? What are the criteria? How often is it issued? The National Weather Service uses a number of shorthands to warn the public of adverse fire...

When compared with regular TOR watches, PDS TOR watches should ideally be associated with a greater risk of strong or violent tornadoes. We examined the last 10 years of reports and watches to see if this was the case.

Jan 13, 2025 · The National Weather Service’s Los Angeles page screams “Particularly Dangerous Situation (PDS)” in hot pink letters against a gray background. It’s a rare warning aimed at seizing attention ahead of extreme wildfire risk that’s predicted to start in Southern California at 4 a.m. (1200GMT) Tuesday.

Jan 14, 2025 · Particularly Dangerous Situation, or "PDS" for short, is the most extreme advance notice that can be issued for expected weather hazards by the National Weather Service. PDS expresses the...

Jan 14, 2025 · In effect for parts of Los Angeles and Ventura counties through noon Wednesday, the PDS red flag warning signals that "this setup is about as bad as it gets," the NWS says.

Jan 13, 2025 · The National Weather Service's Los Angeles page screams “Particularly Dangerous Situation (PDS)” in hot pink letters against a gray background.

Jun 12, 2013 · A Particularly Dangerous Situation (PDS) is a term used in rare situations when long-lived, strong and violent tornadoes are possible. A PDS can also accompany severe …

Jan 14, 2025 · Here's a guide to understanding "particularly dangerous situation" red flag warnings, containment, and other terms related to the devastating fires that have left much of the LA area in ruins.