Alert archive / Utah / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 1, NWS Salt Lake City, UT

March 3, 1995Box Elder County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Mar 3, 1995, 4:21 PM MST for Box Elder County, Utah. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Mar 3, 1995, 4:21 PM MST (23:21 UTC)
Expired
Mar 3, 1995, 5:30 PM MST
In force
69 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

County Box Elder County, UT

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 11.4 hours before the alert went out and 129 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 1995-03-03Temperature 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 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 1995-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 193 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1111 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
193 m²/s²
0-3 km storm-relative helicity
224 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 032329 RRA
SVRSLC
UTC003-040030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
421 PM MST FRI MAR 3 1995

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A 
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM MST
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHWEST UTAH

   ...CENTRAL BOX ELDER COUNTY

AT 420 PM MDT...DOPPLER WEATHER RADAR INDICATED A SEVERE THUNDERSTORM
IN CENTRAL BOX ELDER COUNTY. 

THE THUNDERSTORM WAS MOVING EAST AT 25 MPH.

THIS STORM WILL AFFECT THE NORTHERN PORTION OF THE GREAT SALT LAKE.

THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 58 MPH...LAR6GE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

2326Z...ERC

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.