Alert archive / Utah / Tornado Warnings in 2026

Tornado Warning 4, NWS Salt Lake City, UT

September 18, 2026Davis County, Morgan County, Weber County, Utah

NWS Salt Lake City, UT issued this tornado warning at Sep 18, 2026, 1:44 PM MDT for Davis County, Morgan County, Weber County, Utah. It was in force for 31 min. 3 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
Sep 18, 2026, 1:44 PM MDT (19:44 UTC)
Expired
Sep 18, 2026, 2:15 PM MDT
In force
31 min
Issued by
NWS Salt Lake City, UT
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.5 in

Counties Davis County, UT, Morgan County, UT, Weber County, UT

The radar

The Salt Lake City radar (KMTX), 55 km from the middle of the area, began a volume at 19:44 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
Sep 18, 1:45 PM MDTHAIL 1.52 W Kaysville, UTFrom a picture shared with our office via social media, reported as Kaysville just west of I-15.
Sep 18, 1:52 PM MDTTORNADO2 E Fruit Heights, UTTornado seen in video shared on social media, showing rotation reaching the ground and debris being lofted into the air. The point that it touched down was near a summit along the ridgeline extending west from Francis Peak around 7,500 feet elevation. Time is
Sep 18, 2:15 PM MDTHAIL 1.251 W Layton, UTPublic report of measured half-dollar sized hail.

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, 7.7 hours before the alert went out and 28 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 2026-09-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 878 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 2026-09-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 151 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
878 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
1649 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
151 m²/s²
0-3 km storm-relative helicity
170 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

910 
WFUS55 KSLC 181944
TORSLC
UTC011-029-057-182015-
/O.NEW.KSLC.TO.W.0004.260918T1944Z-260918T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Salt Lake City UT
144 PM MDT Fri Sep 18 2026

The National Weather Service in Salt Lake City has issued a

* Tornado Warning for...
  South central Weber County in northern Utah...
  Northeastern Davis County in northern Utah...
  West central Morgan County in northern Utah...

* Until 215 PM MDT.

* At 144 PM MDT, a severe thunderstorm capable of producing a tornado
  was located over Farmington, moving northeast at 30 mph.

  HAZARD...Tornado and ping pong ball size hail.

  SOURCE...Weather spotters reported funnel cloud.

  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...
  Layton, Morgan, and South Weber around 150 PM MDT.

Other locations impacted by this tornadic thunderstorm include
Mountain Green, Portersville, East Layton, Stoddard, Peterson, Fruit
Heights, Richville, and Snowbasin.

This includes the following highways...
 Interstate 15 between mile markers 322 and 332.
 Interstate 84 between mile markers 88 and 105.

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 4094 11197 4105 11203 4124 11177 4098 11159
TIME...MOT...LOC 1944Z 238DEG 27KT 4101 11190 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN

$$

BW
2 follow-up statements
463 
WWUS55 KSLC 181958
SVSSLC

Severe Weather Statement
National Weather Service Salt Lake City UT
158 PM MDT Fri Sep 18 2026

UTC011-029-057-182015-
/O.CON.KSLC.TO.W.0004.000000T0000Z-260918T2015Z/
Weber UT-Davis UT-Morgan UT-
158 PM MDT Fri Sep 18 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 215 PM MDT FOR SOUTH
CENTRAL WEBER...NORTHEASTERN DAVIS AND WEST CENTRAL MORGAN
COUNTIES...

At 158 PM MDT, a severe thunderstorm capable of producing a tornado
was located near Morgan, moving northeast at 30 mph.

HAZARD...Tornado and ping pong ball size 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 dangerous storm will be near...
  Morgan around 205 PM MDT.

Other locations impacted by this tornadic thunderstorm include
Peterson, Mountain Green, and Stoddard.

This includes Interstate 84 between mile markers 90 and 102.
 
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 4102 11188 4110 11193 4124 11177 4106 11164
TIME...MOT...LOC 1958Z 238DEG 27KT 4107 11178 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN

$$

BW
810 
WWUS55 KSLC 182007
SVSSLC

Severe Weather Statement
National Weather Service Salt Lake City UT
207 PM MDT Fri Sep 18 2026

UTC011-029-057-182016-
/O.EXP.KSLC.TO.W.0004.000000T0000Z-260918T2015Z/
Weber UT-Davis UT-Morgan UT-
207 PM MDT Fri Sep 18 2026

...THE TORNADO WARNING FOR SOUTH CENTRAL WEBER...NORTHEASTERN DAVIS
AND WEST CENTRAL MORGAN COUNTIES WILL EXPIRE AT 215 PM MDT...

The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

Remember, a Severe Thunderstorm Warning still remains in effect for
west central Morgan County and south central Weber County.

LAT...LON 4102 11188 4110 11193 4124 11177 4106 11164
TIME...MOT...LOC 2006Z 238DEG 27KT 4109 11174 

$$

BW

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 17, 6:45 PM MDTSevere Thunderstorm WarningSLCWasatch30 min
Sep 17, 7:05 PM MDTSevere Thunderstorm WarningSLCSummit, Wasatch40 min
Sep 17, 7:24 PM MDTSpecial Weather StatementSLCSanpete36 min
Sep 17, 7:29 PM MDTSevere Thunderstorm WarningSLCSummit46 min
Sep 17, 7:40 PM MDTSevere Thunderstorm WarningSLCSanpete35 min
Sep 17, 8:10 PM MDTSpecial Weather StatementSLCSummit20 min
Sep 17, 8:14 PM MDTSpecial Weather StatementSLCSanpete31 min
Sep 17, 8:27 PM MDTSpecial Weather StatementSLCRich33 min
Sep 17, 9:50 PM MDTSpecial Weather StatementSLCUtah25 min
Sep 17, 10:13 PM MDTSpecial Weather StatementSLCWasatch32 min
Sep 17, 11:43 PM MDTSpecial Weather StatementSLCRich47 min
Sep 18, 5:51 AM MDTSpecial Weather StatementSLCBox Elder39 min
Sep 18, 5:57 AM MDTSpecial Weather StatementSLCBox Elder33 min
Sep 18, 6:21 AM MDTSpecial Weather StatementSLCUtah39 min
Sep 18, 6:23 AM MDTSpecial Weather StatementSLCBox Elder52 min
Sep 18, 6:59 AM MDTSpecial Weather StatementSLCSalt Lake46 min
Sep 18, 7:00 AM MDTSpecial Weather StatementSLCCache45 min
Sep 18, 7:35 AM MDTSevere Thunderstorm WarningSLCCarbon, Emery40 min
Sep 18, 7:40 AM MDTSpecial Weather StatementSLCWasatch50 min
Sep 18, 7:44 AM MDTAreal Flood AdvisorySLCUtah3 hr
Sep 18, 7:50 AM MDTSpecial Weather StatementSLCCache40 min
Sep 18, 8:10 AM MDTSpecial Weather StatementSLCCarbon50 min
Sep 18, 8:35 AM MDTSpecial Weather StatementSLC40 min
Sep 18, 8:39 AM MDTSpecial Weather StatementSLCSalt Lake51 min
Sep 18, 9:15 AM MDTSpecial Weather StatementSLCTooele45 min
Sep 18, 9:34 AM MDTSpecial Weather StatementSLCUtah41 min
Sep 18, 10:04 AM MDTSpecial Weather StatementSLC41 min
Sep 18, 10:32 AM MDTSpecial Weather StatementSLCMorgan, Summit43 min
Sep 18, 10:49 AM MDTSpecial Weather StatementSLCBox Elder41 min
Sep 18, 11:12 AM MDTSpecial Weather StatementSLCTooele48 min
Sep 18, 11:30 AM MDTSpecial Weather StatementSLCWeber30 min
Sep 18, 11:49 AM MDTSpecial Weather StatementSLCCache26 min
Sep 18, 11:59 AM MDTSpecial Weather StatementSLC46 min
Sep 18, 12:39 PM MDTSpecial Weather StatementSLCDavis36 min
Sep 18, 12:49 PM MDTSpecial Weather StatementSLCCarbon41 min
Sep 18, 1:07 PM MDTSpecial Weather StatementSLCSanpete38 min
Sep 18, 1:14 PM MDTSpecial Weather StatementSLCDavis46 min
Sep 18, 1:29 PM MDTSevere Thunderstorm WarningSLCDavis, Morgan, Salt Lake, Weber31 min
Sep 18, 1:33 PM MDTSpecial Weather StatementSLCSalt Lake42 min
Sep 18, 1:38 PM MDTAreal Flood AdvisorySLCCarbon2 hr
Sep 18, 1:55 PM MDTSevere Thunderstorm WarningSLCDavis, Morgan, Weber35 min
Sep 18, 1:56 PM MDTSevere Thunderstorm WarningSLCCarbon49 min
Sep 18, 2:16 PM MDTSpecial Weather StatementSLCSanpete44 min
Sep 18, 2:24 PM MDTSevere Thunderstorm WarningSLCDavis, Morgan, Salt Lake, Weber36 min
Sep 18, 2:27 PM MDTSpecial Weather StatementSLCRich48 min
Sep 18, 2:30 PM MDTSpecial Weather StatementSLCDuchesne45 min
Sep 18, 2:31 PM MDTSevere Thunderstorm WarningSLCCache, Morgan, Rich, Weber29 min
Sep 18, 2:44 PM MDTAreal Flood AdvisorySLCEmery3 hr
Sep 18, 2:48 PM MDTSpecial Weather StatementSLCCarbon42 min
Sep 18, 2:50 PM MDTAreal Flood AdvisorySLCDavis, Weber3 hr
Sep 18, 3:04 PM MDTSevere Thunderstorm WarningSLCCarbon26 min
Sep 18, 3:10 PM MDTSpecial Weather StatementSLCCarbon50 min
Sep 18, 3:12 PM MDTSpecial Weather StatementSLCSalt Lake33 min
Sep 18, 3:45 PM MDTAreal Flood AdvisorySLCDavis, Salt Lake3 hr
Sep 18, 4:02 PM MDTSpecial Weather StatementSLCSalt Lake28 min
Sep 18, 4:12 PM MDTAreal Flood AdvisorySLCSalt Lake3 hr

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.