Alert archive / Utah / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 14, NWS Salt Lake City, UT

June 5, 1997Rich County, Summit County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 5, 1997, 1:56 PM MDT for Rich County, Summit County, Utah. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 5, 1997, 1:56 PM MDT (19:56 UTC)
Expired
Jun 5, 1997, 2:45 PM MDT
In force
49 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

Counties Rich County, UT, Summit County, UT

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 7.9 hours before the alert went out and 85 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 1997-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1997-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1396 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
232 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 052003 RRA
SVRSLC
UTC033-043-052045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
156 PM MDT THU JUN 5 1997

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY UT HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 245 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTHWESTERN UTAH

   ...SOUTHERN RICH COUNTY

IN NORTHERN UTAH

   ...NORTHERN SUMMIT COUNTY
 
AT 153 PM MDT...A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
RADAR 40 MILES SOUTH OF RANDOLPH OR 4 MILES SOUTH OF CASTLE ROCK
MOVING NORTH AT 10 MPH. THE STORM SHOULD MOVE ACROSS I-80 AROUND
215 PM MDT.

THIS STORM CAN BE EXPECTED IN THE VICINITY OF...
CASTLE ROCK      @      AT AROUND 200 PM MDT
WAHSATCH               AT AROUND 220 PM MDT
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...DESTRUCTIVE
HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.

Nearby

Severe Thunderstorm Warnings in Utah, 1997Every severe thunderstorm warning in 1997

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.