Flash Flood — Garfield, Utah

2022-09-21 · near Escalante, Garfield, Utah

Event narrative

Nearby thunderstorms with moderate rainfall resulted in 3-hour Multi-Radar/Multi-Sensor accumulation estimates of around 0.25 to 0.75 inches. The Pine Creek near Escalante stream gauge spiked to a peak flow of 228 CFS at 7:15 pm MST.

Wider weather episode

A deep upper level low coming ashore along the U.S. West Coast resulted in a combination of strong forcing, instability, and available moisture over the Salt Lake City forecast area. This event prompted an uncommon issuance of a Severe Thunderstorm Watch (number 541 of the year). Scattered strong wind gusts occurred, as did multiple instances of Flash Flooding.

View location on OpenStreetMap → (37.8599, -111.6347)

Source: NOAA Storm Events Database, event_id 1056212. Narrative written by the NWS forecast office that issued the report.