Storm Events Database

Event Details

Event Flash Flood
-- Flood Cause Heavy Rain
State UTAH
County/Area WASHINGTON
WFO SLC
Begin Date 08/19/2012 17:40:00 MST-7
Begin Range 6
Begin Azimuth NE
Begin Location VIRGIN
Begin Lat/Lon 37.26/-113.1
End Date 08/19/2012 22:40:00 MST-7
End Range 6
End Azimuth WSW
End Location ZION NATIONAL PARK
End Lat/Lon 37.34/-113.09
Deaths Direct/Indirect 0/0 (fatality details below, when available...)
Injuries Direct/Indirect 0/0
Property Damage 0.00K
Crop Damage 0.00K
Episode Narrative Afternoon thunderstorms continued across Utah in the middle of August. The strongest of these thunderstorms most commonly produced flash flooding in southern Utah, but isolated occurrences of severe winds and a tornado were also observed.
Event Narrative A large flash flood occurred in the Subway portion of Zion National Park, as well as a few other surrounding drainages. Due to this flood, 22 people in 6 different groups were stranded in the Subway overnight. Two additional people were stranded overnight in Behunin Canyon.


All events for this episode:

Location County/Zone St. Date Time T.Z. Type Mag Dth Inj PrD CrD
Totals: 0 0 1.510M 0.00K
(MLF)MILFORD MUNI AR BEAVER CO. UT 08/16/2012 18:29 MST-7 Thunderstorm Wind 52 kts. MG 0 0 0.00K 0.00K
CEDAR CITY IRON CO. UT 08/17/2012 17:15 MST-7 Flash Flood 0 0 1.500M 0.00K
ZION LODGE WASHINGTON CO. UT 08/17/2012 18:45 MST-7 Flash Flood 0 0 0.00K 0.00K
ROCKVILLE WASHINGTON CO. UT 08/17/2012 20:00 MST-7 Flash Flood 0 0 0.00K 0.00K
ADAIRVILLE KANE CO. UT 08/19/2012 15:40 MST-7 Flash Flood 0 0 0.00K 0.00K
ESCALANTE MUNI ARPT GARFIELD CO. UT 08/19/2012 16:50 MST-7 Flash Flood 0 0 10.00K 0.00K
ZION LODGE WASHINGTON CO. UT 08/19/2012 17:15 MST-7 Flash Flood 0 0 0.00K 0.00K
VIRGIN WASHINGTON CO. UT 08/19/2012 17:40 MST-7 Flash Flood 0 0 0.00K 0.00K
TOQUERVILLE WASHINGTON CO. UT 08/19/2012 18:00 MST-7 Flash Flood 0 0 0.00K 0.00K
ADAIRVILLE KANE CO. UT 08/19/2012 22:30 MST-7 Flash Flood 0 0 0.00K 0.00K
NEWHOUSE BEAVER CO. UT 08/21/2012 13:11 MST-7 Tornado EF0 0 0 0.00K 0.00K
Totals: 0 0 1.510M 0.00K