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Ended official alertUpdated

Flash Flood Warning for Iron, UT; Kane, UT; Washington, UT

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Iron, Kane, Washington
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

At 914 AM MDT, Doppler radar indicated thunderstorms producing heavy rain across the Kolob Canyons and Subway areas of Zion National Park. Between 0.75 and 1.25 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is likely ongoing. HAZARD...Life...

What the bulletin says to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Dry washes, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks.

Read official NWS bulletin

Full official description

Bulletin details

At 914 AM MDT, Doppler radar indicated thunderstorms producing heavy rain across the Kolob Canyons and Subway areas of Zion National Park. Between 0.75 and 1.25 inches of rain have fallen. Additional rainfall amounts of 0.5 to 1 inch are possible in the warned area. Flash flooding is likely ongoing. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Zion National Park, Apple Valley, Springdale, Kanarraville and Rockville. This includes Interstate 15 between mile markers 43 and 47, as well as Kanarraville Falls.

Lifecycle record

Official revisions

2 captured
  1. Update

    Flash Flood Warning issued October 22 at 9:14AM MDT until October 22 at 10:30AM MDT by NWS Salt Lake City UT

    Official revision
  2. Alert

    Flash Flood Warning issued October 22 at 7:31AM MDT until October 22 at 10:30AM MDT by NWS Salt Lake City UT

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Salt Lake City UT. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections