Alert archive / Utah / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 11, NWS Salt Lake City, UT

June 1, 1995Salt Lake County, Utah County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 1, 1995, 7:15 PM MDT for Salt Lake County, Utah County, Utah. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jun 1, 1995, 7:15 PM MDT (01:15 UTC)
Expired
Jun 1, 1995, 8:15 PM MDT
In force
60 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

Counties Salt Lake County, UT, Utah County, UT

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 00:00Z, 1.3 hours before the alert went out and 44 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 1995-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 398 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 1995-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
398 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
2438 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSLC 020138 COR
SVRSLC
UTC049-035-020215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...RETRANSMISSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
715 PM MDT THU JUN 1 1995

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN CENTRAL UTAH

   ...UTAH COUNTY
   ...SOUTHERN SALT LAKE COUNTY

AT 715PM...A OBSERVER AT BRIGHAM YOUNG UNIVERSITY REPORTED WIND GUST
OF 60 MPH.

THESE THUNDERSTORMS ARE MOVING NORTHWARD AT 15 MPH.
TOWNS IN THE PATH ALL OF NORTHERN UTAH COUNTY AND SOUTHERN SALT LAKE
COUNTY.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIhVE 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.

OMAI 0120Z

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 1, 3:56 PM MDT, 3 hours 19 minutes before
UTZALL-020100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
400 PM MDT THU JUN 1 1995

...THUNDERSTORMS DEVELOPING OVER UTAH...

THUNDERSTORMS WERE DEVELOPING OVER UTAH THIS AFTERNOON IN AN UNSTABLE
AIRMASS AHEAD OF A LOW PRESSURE SYSTEM MOVING ONTO THE WEST COAST.
AS OF 400 PM...SATELLITE AND DOPPLER RADAR WERE SHOWING THE GREATEST
ACTIVITY OVER CENTRAL UTAH EXTENDING WESTWARD TO THE NEVADA BORDER.
GENERAL MOVEMENT OF THESE STORMS WAS TOWARDS THE NORTH AT ABOUT 15
MPH.

THUNDERSTORMS WILL CONTINUE THROUGH THIS EVENING...MOST NUMEROUS OVER
THE NORTHERN AND WESTERN PORTIONS OF THE STATE.  BRIEF HEAVY
RAIN...HAIL AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS.

ANYONE OUT OF DOORS THE REST OF THIS AFTERNOON AND THIS EVENING
SHOULD KEEP AN EYE TO THE SKY AND SEEK SHELTER WHEN THUNDERSTORMS
APPROACH.  REMEMBER...LIGHTNING IS ALWAYS A DANGER.  BOATERS SHOULD
BE PREPARED FOR THE SUDDEN ONSET OF STRONG GUSTY WINDS THAT COULD
MAKE OPEN WATERS ROUGH.

PJW...2155Z
Special weather statement, Jun 1, 4:00 PM MDT, 3 hours 15 minutes before
UTZALL-020100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
400 PM MDT THU JUN 1 1995

...THUNDERSTORMS DEVELOPING OVER UTAH...

THUNDERSTORMS WERE DEVELOPING OVER UTAH THIS AFTERNOON IN AN UNSTABLE
AIRMASS AHEAD OF A LOW PRESSURE SYSTEM MOVING ONTO THE WEST COAST.
AS OF 400 PM...SATELLITE AND DOPPLER RADAR WERE SHOWING THE GREATEST
ACTIVITY OVER CENTRAL UTAH EXTENDING WESTWARD TO THE NEVADA BORDER.
GENERAL MOVEMENT OF THESE STORMS WAS TOWARDS THE NORTH AT ABOUT 15
MPH.

THUNDERSTORMS WILL CONTINUE THROUGH THIS EVENING...MOST NUMEROUS OVER
THE NORTHERN AND WESTERN PORTIONS OF THE STATE.  BRIEF HEAVY
RAIN...HAIL AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS.

ANYONE OUT OF DOORS THE REST OF THIS AFTERNOON AND THIS EVENING
SHOULD KEEP AN EYE TO THE SKY AND SEEK SHELTER WHEN THUNDERSTORMS
APPROACH.  REMEMBER...LIGHTNING IS ALWAYS A DANGER.  BOATERS SHOULD
BE PREPARED FOR THE SUDDEN ONSET OF STRONG GUSTY WINDS THAT COULD
MAKE OPEN WATERS ROUGH.

PJW...2155Z
Special weather statement, Jun 1, 6:25 PM MDT, 50 minutes before
UTZALL-020100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
625 PM MDT THU JUN 1 1995

               ...THUNDERSTORMS OVER UTAH...

THUNDERSTORMS HAVE DEVELOPED OVER UTAH IN ADVANCE OF AN UPPER LEVEL
LOW IN SOUTHERN CALIFORNIA.

AT 600 PM...SATELLITE AND DOPPLER RADAR WERE SHOWING THE GREATEST
ACTIVITY OVER THE WESTERN HALF OF THE STATE. SOME OF THESE
THUNDERSTORMS HAVE FORMED IN CLUSTERS AND LINES. THESE THUNDERSTORMS
ARE MOVING NORTHEASTWARD AT 15-25 MPH.

AT ABOUT 6 PM IN SANTA CLARA...WIND GUST FROM THUNDERSTORMS KNOCKED
DOWN TREES AND POWER LINES.  THE WINDS WERE ESTIMATED AT ABOUT 40
MPH.

THUNDERSTORMS WILL CONTINUE THROUGH THIS EVENING OVER THE
STATE...MOST NUMEROUS OVER THE WEST.  BRIEF HEAVY RAIN...HAIL AND
STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS.

ANYONE OUT OF DOORS THE REST OF THIS EVENING SHOULD KEEP AN EYE TO
THE SKY AND SEEK SHELTER WHEN THUNDERSTORMS APPROACH.
REMEMBER...LIGHTNING IS ALWAYS A DANGER.  BOATERS SHOULD
BE PREPARED FOR THE SUDDEN ONSET OF STRONG GUSTY WINDS THAT COULD
MAKE OPEN WATERS ROUGH.

OMAI 0025 UTC
Special weather statement, Jun 1, 6:29 PM MDT, 46 minutes before
UTZALL-020100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
625 PM MDT THU JUN 1 1995

               ...THUNDERSTORMS OVER UTAH...

THUNDERSTORMS HAVE DEVELOPED OVER UTAH IN ADVANCE OF AN UPPER LEVEL
LOW IN SOUTHERN CALIFORNIA.

AT 600 PM...SATELLITE AND DOPPLER RADAR WERE SHOWING THE GREATEST
ACTIVITY OVER THE WESTERN HALF OF THE STATE. SOME OF THESE
THUNDERSTORMS HAVE FORMED IN CLUSTERS AND LINES. THESE THUNDERSTORMS
ARE MOVING NORTHEASTWARD AT 15-25 MPH.

AT ABOUT 6 PM IN SANTA CLARA...WIND GUST FROM THUNDERSTORMS KNOCKED
DOWN TREES AND POWER LINES.  THE WINDS WERE ESTIMATED AT ABOUT 40
MPH.

THUNDERSTORMS WILL CONTINUE THROUGH THIS EVENING OVER THE
STATE...MOST NUMEROUS OVER THE WEST.  BRIEF HEAVY RAIN...HAIL AND
STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS.

ANYONE OUT OF DOORS THE REST OF THIS EVENING SHOULD KEEP AN EYE TO
THE SKY AND SEEK SHELTER WHEN THUNDERSTORMS APPROACH.
REMEMBER...LIGH<TNING IS ALWAYS A DANGER.  BOATERS SHOULD
BE PREPARED FOR THE SUDDEN ONSET OF STRONG GUSTY WINDS THAT COULD
MAKE OPEN WATERS ROUGH.

OMAI 0025 UTC

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 1, 7:30 PM MDTSevere Thunderstorm WarningSLCTooele60 min
Jun 1, 7:42 PM MDTSevere Thunderstorm WarningSLCSalt Lake, Tooele63 min

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.