Alert archive / Utah / Tornado Warnings in 2026

Tornado Warning 2, NWS Salt Lake City, UT

August 13, 2026Tooele County, Utah

NWS Salt Lake City, UT issued this tornado warning at Aug 13, 2026, 5:46 PM MDT for Tooele County, Utah. It was in force for 26 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 13, 2026, 5:46 PM MDT (23:46 UTC)
Expired
Aug 13, 2026, 6:12 PM MDT
In force
26 min
Issued by
NWS Salt Lake City, UT
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

County Tooele County, UT

The radar

The Salt Lake City radar (KMTX), 101 km from the middle of the area, began a volume at 23:50 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.

What was reported inside it

TimeReportWhereRemark
Aug 13, 6:00 PM MDTTSTM WND DMG1 Nw Clover, UTUp to 20 power poles downed in the area between Clover and St John in the Rush Valley.
Aug 13, 6:00 PM MDTTSTM WND DMG2 Ne Clover, UTShingles uplifted and blown off roofs of houses and outbuildings in Saint John in the Rush Valley.
Aug 13, 6:00 PM MDTTSTM WND GST 645 W Clover, UTMesonet station UTJPS Johnsons Pass.
Aug 13, 6:10 PM MDTHAIL 13 Wsw Stockton, UTTooele County EM reported quarter size hail in South Rim. Time estimated from radar.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 11.8 hours before the alert went out and 76 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 2026-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 32 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 2026-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.193958Sfc1 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
32 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1463 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

148 
WFUS55 KSLC 132346
TORSLC
UTC045-140030-
/O.NEW.KSLC.TO.W.0002.260813T2346Z-260814T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Salt Lake City UT
546 PM MDT Thu Aug 13 2026

The National Weather Service in Salt Lake City has issued a

* Tornado Warning for...
  East central Tooele County in northern Utah...

* Until 630 PM MDT.

* At 546 PM MDT, a severe thunderstorm capable of producing a tornado
  was located 8 miles east of Skull Valley, or 13 miles southwest of
  Grantsville, moving northeast at 50 mph.

  HAZARD...Tornado and hail up to two inches in diameter.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Tooele Army Depot around 550 PM MDT.

Other locations impacted by this tornadic thunderstorm include Rush
Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4029 11275 4044 11277 4054 11240 4025 11237
TIME...MOT...LOC 2346Z 245DEG 43KT 4043 11259 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN

$$

BW
2 follow-up statements
425 
WWUS55 KSLC 140001
SVSSLC

Severe Weather Statement
National Weather Service Salt Lake City UT
601 PM MDT Thu Aug 13 2026

UTC045-140030-
/O.CON.KSLC.TO.W.0002.000000T0000Z-260814T0030Z/
Tooele UT-
601 PM MDT Thu Aug 13 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM MDT FOR EAST
CENTRAL TOOELE COUNTY...

At 601 PM MDT, a severe thunderstorm capable of producing a tornado
was located over Tooele Army Depot, or near Tooele, moving northeast
at 50 mph.

HAZARD...Tornado and two inch hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
east central Tooele County, including the following locations... Rush
Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4035 11261 4048 11262 4054 11240 4033 11238
TIME...MOT...LOC 0001Z 245DEG 43KT 4051 11237 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN

$$

BW
036 
WWUS55 KSLC 140012
SVSSLC

Severe Weather Statement
National Weather Service Salt Lake City UT
612 PM MDT Thu Aug 13 2026

UTC045-140022-
/O.CAN.KSLC.TO.W.0002.000000T0000Z-260814T0030Z/
Tooele UT-
612 PM MDT Thu Aug 13 2026

...THE TORNADO WARNING FOR EAST CENTRAL TOOELE COUNTY IS CANCELLED...

The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

Remember, a Tornado Warning still remains in effect for eastern 
Tooele County.

LAT...LON 4035 11261 4048 11262 4054 11240 4033 11238
TIME...MOT...LOC 0007Z 245DEG 43KT 4057 11221 

$$

BW

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 6:14 PM MDTAreal Flood AdvisorySLCWashington3 hr
Aug 13, 1:30 AM MDTSpecial Weather StatementSLCWashington45 min
Aug 13, 3:16 AM MDTFlash Flood Warning Considerable damage threatSLCKane, Washington3 hr
Aug 13, 3:52 AM MDTAreal Flood AdvisorySLCWashington113 min
Aug 13, 4:23 AM MDTSpecial Weather StatementSLCKane52 min
Aug 13, 9:40 AM MDTFlood WatchSLCBeaver, Emery, Garfield, Iron, Juab, Kane and 6 more38 hr
Aug 13, 2:10 PM MDTSevere Thunderstorm WarningSLCWashington35 min
Aug 13, 2:48 PM MDTSpecial Weather StatementSLCWashington42 min
Aug 13, 3:11 PM MDTFlash Flood Warning Considerable damage threatSLCWashington5 hr
Aug 13, 3:20 PM MDTSevere Thunderstorm WarningSLCTooele40 min
Aug 13, 3:28 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield, Wayne3 hr
Aug 13, 3:32 PM MDTFlash Flood Warning Considerable damage threatSLCKane3 hr
Aug 13, 3:38 PM MDTFlash Flood Warning Considerable damage threatSLCWashington3 hr
Aug 13, 3:39 PM MDTSpecial Weather StatementSLCKane36 min
Aug 13, 3:54 PM MDTSpecial Weather StatementSLCMillard36 min
Aug 13, 3:58 PM MDTSpecial Weather StatementSLCTooele47 min
Aug 13, 4:36 PM MDTSpecial Weather StatementSLCTooele39 min
Aug 13, 4:47 PM MDTSevere Thunderstorm WarningSLCJuab, Tooele58 min
Aug 13, 5:32 PM MDTTornado WarningSLCTooele28 min
Aug 13, 5:33 PM MDTSevere Thunderstorm Warning Considerable damage threatSLCTooele42 min
Aug 13, 5:56 PM MDTTornado WarningSLCTooele34 min

Nearby

Tornado Warnings in Utah, 2026Every tornado warning in 2026Tornadoes in 2026

Sources

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