Alert archive / Utah / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 21, NWS Salt Lake City, UT

July 14, 2022Juab County, Tooele County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Jul 14, 2022, 4:52 PM MDT for Juab County, Tooele County, Utah. It was in force for 38 min. 12 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
Jul 14, 2022, 4:52 PM MDT (22:52 UTC)
Expired
Jul 14, 2022, 5:30 PM MDT
In force
38 min
Issued by
NWS Salt Lake City, UT
Area
Storm-based polygon
Damage threat
Considerable
Hail
0.75 in
Wind
70.0 mph

Counties Juab County, UT, Tooele County, UT

The radar

The Salt Lake City radar (KMTX), 123 km from the middle of the area, began a volume at 22:52 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
Jul 14, 5:00 PM MDTNON-TSTM WND GST 51Clive, UTSALT FLATS - 4265 FT
Jul 14, 5:00 PM MDTNON-TSTM WND GST 55Dugway, UTSIMPSON SPRINGS - 4645 FT
Jul 14, 5:05 PM MDTTSTM WND GST 5914 Sw Dugway, UTDUGWAY MESONET AT CAMEL BACK MOUNTAIN
Jul 14, 5:05 PM MDTNON-TSTM WND GST 57Dugway, UTBAKER LAB - 4294 FT
Jul 14, 5:05 PM MDTNON-TSTM WND GST 59Dugway, UTCAMEL BACK MTN - 5077 FT
Jul 14, 5:15 PM MDTNON-TSTM WND GST 49Dugway, UTDITTO - 4345 FT
Jul 14, 5:24 PM MDTNON-TSTM WND GST 47Dugway, UTDUGWAY-W - 4348 FT
Jul 14, 5:25 PM MDTTSTM WND GST 7112 W Dugway, UTDUGWAY MESONET LOWER CEDAR MOUNTAIN STATION
Jul 14, 5:25 PM MDTNON-TSTM WND GST 46Dugway, UTDURAND ROAD - 4538 FT
Jul 14, 5:25 PM MDTNON-TSTM WND GST 52Dugway, UTNW DECON PAD - 4380 FT
Jul 14, 5:25 PM MDTNON-TSTM WND GST 71Dugway, UTLOWER CEDAR MTN - 4495 FT
Jul 14, 5:30 PM MDTNON-TSTM WND GST 47Dugway, UTWHITE SAGE - 4363 FT

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, 10.9 hours before the alert went out and 113 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 2022-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 145 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 2022-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 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
145 J/kg
Mixed-layer CIN
-311 J/kg
Mixed-layer LCL
2618 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

369 
WUUS55 KSLC 142252
SVRSLC
UTC023-045-142330-
/O.NEW.KSLC.SV.W.0021.220714T2252Z-220714T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Salt Lake City UT
452 PM MDT Thu Jul 14 2022

The National Weather Service in Salt Lake City has issued a

* Severe Thunderstorm Warning for...
  North central Juab County in central Utah...
  Central Tooele County in northern Utah...

* Until 530 PM MDT

* At 450 PM MDT, a line of severe thunderstorms was located 14 miles 
  northeast of Dugway Proving Ground Test Range, or 20 miles 
  northwest of Dugway English Village, moving northeast at 30 mph. 
  At 4:30 pm, a 70 mph wind was reported along I-80 at 
  Knolls associated with these thunderstorms. 

  HAZARD...70 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...Damage is likely to mobile homes, roofs, and 
           outbuildings. 

* Locations impacted include...
  Dugway English Village, Dugway Proving Ground Test Range, Delle,
  Knolls, Skull Valley, Clive and Utah Test and Training Range South.

This includes Interstate 80 in Utah between mile markers 35 and 71.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3986 11324 4080 11341 4085 11277 3987 11255
TIME...MOT...LOC 2250Z 244DEG 27KT 4038 11310 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

$$

ND
2 follow-up statements
154 
WWUS55 KSLC 142312
SVSSLC

Severe Weather Statement
National Weather Service Salt Lake City UT
512 PM MDT Thu Jul 14 2022

UTC023-045-142330-
/O.CON.KSLC.SV.W.0021.000000T0000Z-220714T2330Z/
Juab UT-Tooele UT-
512 PM MDT Thu Jul 14 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM MDT
FOR NORTH CENTRAL JUAB AND CENTRAL TOOELE COUNTIES...

At 511 PM MDT, a severe thunderstorm was located 8 miles west of
Skull Valley, or 16 miles northwest of Dugway English Village, moving
northeast at 30 mph.

HAZARD...70 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...Damage is likely to mobile homes, roofs, and outbuildings. 

Locations impacted include...
Dugway English Village, Dugway Proving Ground Test Range, Delle,
Knolls, Skull Valley, Clive and Utah Test and Training Range South.

This includes Interstate 80 in Utah between mile markers 37 and 71.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3987 11316 4080 11336 4085 11277 3987 11255
TIME...MOT...LOC 2311Z 244DEG 27KT 4045 11291 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

$$

ND
079 
WWUS55 KSLC 142328
SVSSLC

Severe Weather Statement
National Weather Service Salt Lake City UT
528 PM MDT Thu Jul 14 2022

UTC023-045-142338-
/O.EXP.KSLC.SV.W.0021.000000T0000Z-220714T2330Z/
Juab UT-Tooele UT-
528 PM MDT Thu Jul 14 2022

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL JUAB AND CENTRAL
TOOELE COUNTIES WILL EXPIRE AT 530 PM MDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

LAT...LON 3987 11316 4080 11336 4085 11277 3987 11255
TIME...MOT...LOC 2328Z 244DEG 27KT 4050 11278 

$$

ND

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 6:52 PM MDTFlash Flood Warning Considerable damage threatSLCTooele3 hr
Jul 13, 7:00 PM MDTSpecial Weather StatementSLCSalt Lake30 min
Jul 13, 7:31 PM MDTAreal Flood AdvisorySLCSalt Lake59 min
Jul 14, 12:41 PM MDTSpecial Weather StatementSLCGarfield34 min
Jul 14, 1:20 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield3 hr
Jul 14, 1:41 PM MDTFlash Flood Warning Considerable damage threatSLCGarfield3 hr
Jul 14, 2:42 PM MDTFlood WatchSLCCarbon, Duchesne, Emery, Garfield, Kane, San Juan and 6 more30 hr
Jul 14, 3:32 PM MDTSpecial Weather StatementSLCTooele43 min
Jul 14, 4:23 PM MDTSpecial Weather StatementSLCTooele37 min
Jul 14, 5:27 PM MDTSpecial Weather StatementSLCTooele48 min

Nearby

Severe Thunderstorm Warnings in Utah, 2022Every severe thunderstorm warning in 2022

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.