Alert archive / Utah / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 29, NWS Salt Lake City, UT

August 4, 1995Cache County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Aug 4, 1995, 3:45 PM MDT for Cache County, Utah. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Aug 4, 1995, 3:45 PM MDT (21:45 UTC)
Expired
Aug 4, 1995, 4:45 PM MDT
In force
60 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

County Cache County, UT

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 9.8 hours before the alert went out and 106 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 1995-08-04Temperature 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°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 1995-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 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
32 J/kg
Mixed-layer CIN
-391 J/kg
Mixed-layer LCL
2886 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
45 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 042149 RRA
SVRSLC
UTC005-042245-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
345 PM MDT FRI AUG 4 1995

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A 
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTH CENTRAL UTAH

   ...NORTHWESTERN CACHE COUNTY

AT 340 PM DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM EXTREME
NORTHWEST CACHE COUNTY.  THIS STORM IS MOVING SOUTHEAST AT 15 MPH.

TOWNS IN THE PATH OF THIS STORM INCLUDES
SMITHFIELD...CLARKSTON...CORNISH...LEWISTON...MORTON...AND TRENTON.  

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 57 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.  

ERC...2147Z

Nearby

Severe Thunderstorm Warnings in Utah, 1995Every severe thunderstorm warning in 1995

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.