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Debris Flow in Greenlee County, Arizona

Debris Flow August 29, 2013 · Greenlee County, Arizona

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Damage as recorded

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

What the National Weather Service wrote

Brief heavy rain caused mud to slide downhill, temporarily closing Highway 191 in Clifton near the old train depot. Debris was up to four feet deep across the roadway.

The wider storm

A prominent ridge was in place over the center United States, with very moist air in place over southern Arizona. Precipitable water values were near 2 inches. Weak upper level flow caused storms to move slowly. Some storms produced 2 to 3 inches of rainfall, creating flash flooding.

Began near Clifton (33.0551, -109.2987).

Source: NOAA Storm Events Database, event 475127. Narratives are written by the National Weather Service forecast office that issued the report.

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