Alert archive / Utah / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 17, NWS Salt Lake City, UT

June 16, 1995Iron County, Washington County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 16, 1995, 12:53 PM MDT for Iron County, Washington County, Utah. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Jun 16, 1995, 12:53 PM MDT (18:53 UTC)
Expired
Jun 16, 1995, 1:50 PM MDT
In force
57 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

Counties Iron County, UT, Washington County, UT

The nearest sounding before it

Ely/Yelland Fld, NV (KELY), launched 12:00Z, 6.9 hours before the alert went out and 226 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, Ely/Yelland Fld, NV at 12:00Z on 1995-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 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, Ely/Yelland Fld, NV at 12:00Z on 1995-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939587897Sfc1 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
4 J/kg
Mixed-layer CIN
-135 J/kg
Mixed-layer LCL
1072 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
93 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 161854 RRA
SVRSLC
UTC021-053-162000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1253 PM MDT FRI JUN 16 1995

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A 
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  200 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN SOUTHWEST UTAH

   ...WESTERN IRON COUNTY...WESTERN WASHINGTON COUNTY

A THUNDERSTORM OVER ST GEORGE PRODUCED A WIND GUST TO 60 MPH AT THE
ST GEORGE AIRPORT.  THIS THUNDERSTORM AND OTHERS IN THE AREA ARE
MOVING TOWARDS THE NORTH AT 35 MPH AND WILL AFFECT WESTERN WASHINGTON
COUNTY AND MOVE INTO WESTERN IRON COUNTY WITHIN 30 MINUTES. 

CITIES AFFECTED BY THIS WARNING INCLUDE ST GEORGE...VEJO...GUNLOCK...
ENTERPRISE... AND NEWCASTLE. 

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.  FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.

SMITH...1853Z

&

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 16, 12:11 PM MDT, 42 minutes before
UTZALL-100000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1215 PM MDT FRI JUN 16 1995

...THUNDERSTORMS WITH HAIL AND BRIEF HEAVY RAIN IN SOUTHWEST UTAH...

THUNDERSTORMS HAVE DEVELOPED ACROSS NORTHERN ARIZONA AND SOUTHWEST
UTAH AHEAD OF A WEATHER SYSTEM MOVING THROUGH CALIFORNIA.  SOME OF
THESE THUNDERSTORMS HAVE BRIEF HEAVY RAINFALL...HAIL...AND STRONG
GUSTY WINDS.

THUNDERSTORMS SHOULD CONTINUE ACROSS SOUTHWEST UTAH FOR THE REST OF
TODAY SPREADING INTO THE REST OF THE STATE LATE TODAY AND TONIGHT.
RAINFALL OF UP TO .50 OF AN INCH IN AN HOUR...HAIL UP TO 1/2 INCH IN
DIAMETER...AND WIND GUSTS TO 45 MPH WILL OCCUR WITH SOME
THUNDERSTORMS.  LARGER AMOUNTS MAY OTCCUR IN LOCALIZED AREAS.

RESIDENTS AND TRAVELERS THROUGH UTAH AND ESPECIALLY IN SOUTHWEST UTAH
SHOULD KEEP AN EYE ON THE WEATHER AND TAKE SHELTER INSIDE WHEN
THUNDERSTORMS APPROACH.

SMITH...1809Z
Special weather statement, Jun 16, 12:15 PM MDT, 38 minutes before
UTZALL-100000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1215 PM MDT FRI JUN 16 1995

...THUNDERSTORMS WITH HAIL AND BRIEF HEAVY RAIN IN SOUTHWEST UTAH...

THUNDERSTORMS HAVE DEVELOPED ACROSS NORTHERN ARIZONA AND SOUTHWEST
UTAH AHEAD OF A WEATHER SYSTEM MOVING THROUGH CALIFORNIA.  SOME OF
THESE THUNDERSTORMS HAVE BRIEF HEAVY RAINFALL...HAIL...AND STRONG
GUSTY WINDS.

THUNDERSTORMS SHOULD CONTINUE ACROSS SOUTHWEST UTAH FOR THE REST OF
TODAY SPREADING INTO THE REST OF THE STATE LATE TODAY AND TONIGHT.
RAINFALL OF UP TO .50 OF AN INCH IN AN HOUR...HAIL UP TO 1/2 INCH IN
DIAMETER...AND WIND GUSTS TO 45 MPH WILL OCCUR WITH SOME
THUNDERSTORMS.  LARGER AMOUNTS MAY OCCUR IN LOCALIZED AREAS.

RESIDENTS AND TRAVELERS THROUGH UTAH AND ESPECIALLY IN SOUTHWEST UTAH
SHOULD KEEP AN EYE ON THE WEATHER AND TAKE SHELTER INSIDE WHEN
THUNDERSTORMS APPROACH.

SMITH...1809Z

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.