UPDATE — Thursday, October 22, 5:40 PM MT: The National Weather Service has issued an update on this flash flood warning for Kane and Washington counties, now running through 6:45 PM MT. A nearly 2-foot rise on the North Fork of the Virgin River was reported after earlier storms dropped up to four-tenths of an inch of rain in a short burst. Life-threatening flash flooding of slot canyons, dry washes, creeks, and streams is possible, including inside Zion National Park. Move to higher ground now and stay clear of river banks and culverts.

Zion National Park, UT — What is happening: The National Weather Service in Salt Lake City has issued a Flash Flood Warning for west central Kane County and east central Washington County in southern Utah, in effect until 6:45 PM MDT. Thunderstorms are moving into Zion National Park from the south. Doppler radar shows a quarter inch of rain has already fallen in the last half hour, with up to three-quarters of an inch more on the way. Local impacts: Flooding is occurring or is imminent in the warning area. Slot canyons are filling fast — this is the most dangerous place to be in a flash flood. River banks and culverts can turn unstable and unsafe without warning. What to do: - Move to higher ground now — act quickly to protect your life. - If you see water rising around you, get to higher ground immediately. - Stay away from slot canyons, river banks, and culverts. - Never drive through flooded roads — turn around, don't drown. Source: National Weather Service, Salt Lake City, UT. Issued October 22, 2026.