Alert archive / Utah / Tornado Warnings in 1992

Tornado Warning 1, NWS Salt Lake City, UT

July 11, 1992Davis County, Salt Lake County, Utah

NWS Salt Lake City, UT issued this tornado warning at Jul 11, 1992, 6:20 PM MDT for Davis County, Salt Lake County, Utah. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Jul 11, 1992, 6:20 PM MDT (00:20 UTC)
Expired
Jul 11, 1992, 6:45 PM MDT
In force
25 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

Counties Davis County, UT, Salt Lake County, UT

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 00:00Z, 0.3 hours before the alert went out and 11 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 00:00Z on 1992-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 64 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salt Lake City I, UT at 00:00Z on 1992-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
64 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
2143 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
72 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 
TTAA00 KSLC 120021
TORSLC
UTC011-035-120045-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
620 PM MDT SAT JUL 11 1992
 
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  645 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN NORTH CENTRAL UTAH
 
   ...WESTERN DAVIS COUNTY...NORTHWESTERN SALT LAKE COUNTY
 
AT 615 PM THIS EVENING THE OBSERVERS AT THE SALT LAKE AIRPORT OBSERVED
A WATERSPOUT EMBEDDED IN A RAIN SHOWER WEST OF THE INTERNATIONAL
AIRPORT.
 
THIS WATERSPOUT HAS THE POTENTIAL TO MOVE OFF THE GREAT SALT LAKE AND
ONSHORE IN WESTERN DAVIS COUNTY.
 
IF YOU LIVE IN A HOME OR APARTMENT...SEEK SHELTER IN THE
INN.ERMOST PORTION OF THE BUILDING ON THE LOWEST FLOOR. GET TO
A BASEMENT IF ONE IS AVAILABLE. AVOID WINDOWS AND PROTECT YOUR
BODY FROM FLYING DEBRIS WITH CUSHIONS...BLANKETS...OR PILLOWS.

Nearby

Tornado Warnings in Utah, 1992Every tornado warning in 1992Tornadoes in 1992

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.