Alert archive / Utah / Tornado Warnings in 2005

Tornado Warning 2, NWS Salt Lake City, UT

June 23, 2005Duchesne County, Utah

NWS Salt Lake City, UT issued this tornado warning at Jun 23, 2005, 2:23 PM MDT for Duchesne County, Utah. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 23, 2005, 2:23 PM MDT (20:23 UTC)
Expired
Jun 23, 2005, 3:01 PM MDT
In force
38 min
Issued by
NWS Salt Lake City, UT
Area
Counties, with a storm outline in the text

County Duchesne County, UT

The radar

The Salt Lake City radar (KMTX), 212 km from the middle of the area, began a volume at 20:26 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 8.4 hours before the alert went out and 145 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Salt Lake City I, UT at 12:00Z on 2005-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salt Lake City I, UT at 12:00Z on 2005-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
6 J/kg
Mixed-layer CIN
-375 J/kg
Mixed-layer LCL
2148 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS55 KSLC 232025
TORSLC
UTC013-232100-
/O.NEW.KSLC.TO.W.0002.050623T2023Z-050623T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
223 PM MDT THU JUN 23 2005

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL DUCHESNE COUNTY IN UTAH
  THIS INCLUDES THE CITY OF DUCHESNE

* UNTIL 300 PM MDT

* AT 220 PM MDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO ABOUT A 
  MILE FROM HIGHWAY 40 AT MILE MARKER 83 NEAR DUCHESNE...MOVING   
  NORTHEAST AT 5 MPH.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

LAT...LON 4023 11054 4006 11046 4013 11006 4038 11018

$$

MEJ
1 follow-up statement
000 
WWUS55 KSLC 232101
SVSSLC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
300 PM MDT THU JUN 23 2005

UTC013-232105-
/O.EXP.KSLC.TO.W.0002.000000T0000Z-050623T2100Z/
DUCHESNE UT-
300 PM MDT THU JUN 23 2005

...THE TORNADO WARNING FOR CENTRAL DUCHESNE COUNTY EXPIRES AT 300 PM
MDT...

THE THUNDERSTORM THAT PRODUCED THE TORNADO HAS MOVED EAST WITH NO 
FURTHER REPORTS OF A TORNADO.  STRONG GUSTY WINDS ARE STILL POSSIBLE 
FROM THIS STORM AS IT MOVES INTO UINTAH COUNTY.

LAT...LON 4023 11054 4006 11046 4013 11006 4038 11018

$$

MEJ

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 4:25 PM MDTSevere Thunderstorm WarningSLCUtah39 min
Jun 23, 4:29 PM MDTSevere Thunderstorm WarningSLCSalt Lake33 min
Jun 23, 4:34 PM MDTSevere Thunderstorm WarningSLCKane26 min
Jun 23, 4:52 PM MDTSevere Thunderstorm WarningSLCDavis, Weber23 min
Jun 23, 5:00 PM MDTSevere Thunderstorm WarningSLCKane46 min
Jun 23, 5:15 PM MDTSevere Thunderstorm WarningSLCCarbon, Emery47 min

Nearby

Tornado Warnings in Utah, 2005Every tornado warning in 2005Tornadoes in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.