Debris Flow in Pitkin County, Colorado

Debris Flow July 11, 2017 · Pitkin County, Colorado

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

What the National Weather Service wrote

Several rockslides occurred after showers and storms produced heavy rain, which blocked eastbound lanes on portions of Colorado Highway 82. Radar estimated 0.50 to 0.70 inches of rain fell earlier in the afternoon. The Aspen-Pitkin County Airport ASOS measured 0.93 of an inch of rain in the early evening.

The wider storm

A moist and unsettled atmosphere under southwesterly flow aloft resulted in scattered showers and thunderstorms that produced heavy rainfall and some rockslides in Pitkin County.

Began near (ase)aspen Arpt (39.2400, -106.8800).

Source: NOAA Storm Events Database, event 712838. Narratives are written by the National Weather Service forecast office that issued the report.

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