NWS / NOAA weather: Flash Flood Warning issued October 21 at 2:49PM MDT until October 21 at 4:00PM MDT by NWS Salt Lake City UT

At 249 PM MDT, Zion National Park Service dispatch reported ongoing
flash flooding within Zion Canyon in Zion National Park, specifically
Behunin Canyon and upper Emerald Pools...but additional flash
flooding is occurring in areas on the east side of the canyon as
well. Up to 0.5 inches of rain have fallen. Additional thunderstorms
capable of heavy rain remain possible through the remainder of the
day. Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.

SOURCE...National Park Service reported.

IMPACT...Life threatening flash flooding of slot canyons and normally
dry washes.

Some locations that will experience flash flooding include...
Zion National Park.

Severity

Severe (4/5) · CAP Severe

This month

2406th Weather alert at severity 4+ in the last 30 days