Flash Flood in Washington County, Utah

Flash Flood November 19, 2023 · Washington County, Utah

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Moderate rain during the morning hours, with Multi-Radar Multi-Sensor estimates of around 0.50 to 0.75 inches of rainfall, resulted in Flash Flooding across portions of Zion National Park in addition to river flooding. Park officials reported that multiple drainages were flashing, with the North Fork Virgin River near Springdale gauge peaking at 605 CFS and the East Fork Virgin River near Springdale gauge peaking at 320 CFS.

The wider storm

A cool season storm in the middle to late portion of November moved through Utah, resulting in multiple waves of widespread rain, snow, high winds, and isolated flash flooding.

Began near Rockville (37.1576, -113.0201).

Source: NOAA Storm Events Database, event 1146225. Narratives are written by the National Weather Service forecast office that issued the report.

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