Storm Events Database

Event Details

Event Thunderstorm Wind
Magnitude 55 kts.
State UTAH
County/Area WASHINGTON
WFO SLC
Begin Date 12/21/2007 08:55:00 MST-7
Begin Range 1
Begin Azimuth E
Begin Location (SGU)ST GEORGE MUNI
Begin Lat/Lon 37.08/-113.58
End Date 12/21/2007 09:35:00 MST-7
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 A warm front brought precipitation to northern Utah beginning on the morning of December 20th, and then a vigorous cold front moved through the state that afternoon and night. Snow showers, including a lake effect band, lingered following the front. A cold upper level low settled over northeast Utah on the 21st, and lake effect bands continued over Tooele Valley into the morning of the 22nd.
Event Narrative In far southern Utah, thunderstorms developed from this system. The St. George AWOS recorded wind gusts associated with one of these thunderstorms of over 61 miles per hour on three straight observations, at 855, 915, and 935 MST.


All events for this episode:

Location County/Zone St. Date Time T.Z. Type Mag Dth Inj PrD CrD
Totals: 0 0 0.00K 0.00K
WASATCH MOUNTAINS I-80 NORTH (ZONE) WASATCH MOUNTAINS I-80 NORTH (ZONE) UT 12/20/2007 05:00 MST-7 Winter Storm 0 0 0.00K 0.00K
WASATCH MOUNTAINS SOUTH OF I-80 (ZONE) WASATCH MOUNTAINS SOUTH OF I-80 (ZONE) UT 12/20/2007 06:00 MST-7 Winter Storm 0 0 0.00K 0.00K
CENTRAL MOUNTAINS (ZONE) CENTRAL MOUNTAINS (ZONE) UT 12/20/2007 18:00 MST-7 Heavy Snow 0 0 0.00K 0.00K
SOUTHERN MOUNTAINS (ZONE) SOUTHERN MOUNTAINS (ZONE) UT 12/20/2007 18:00 MST-7 Heavy Snow 0 0 0.00K 0.00K
SALT LAKE AND TOOELE VALLEYS (ZONE) SALT LAKE AND TOOELE VALLEYS (ZONE) UT 12/20/2007 18:00 MST-7 Heavy Snow 0 0 0.00K 0.00K
SOUTHWEST UTAH (ZONE) SOUTHWEST UTAH (ZONE) UT 12/20/2007 20:00 MST-7 Heavy Snow 0 0 0.00K 0.00K
SOUTHERN WASATCH FRONT (ZONE) SOUTHERN WASATCH FRONT (ZONE) UT 12/20/2007 20:00 MST-7 Heavy Snow 0 0 0.00K 0.00K
(SGU)ST GEORGE MUNI WASHINGTON CO. UT 12/21/2007 08:55 MST-7 Thunderstorm Wind 55 kts. MG 0 0 0.00K 0.00K
Totals: 0 0 0.00K 0.00K