Alert archive / Utah / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 28, NWS Salt Lake City, UT

August 7, 2000Carbon County, Emery County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Aug 7, 2000, 3:10 AM MDT for Carbon County, Emery County, Utah. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Aug 7, 2000, 3:10 AM MDT (09:10 UTC)
Expired
Aug 7, 2000, 3:45 AM MDT
In force
35 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Carbon County, UT, Emery County, UT

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 00:00Z, 9.2 hours before the alert went out and 174 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 2000-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 87 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 2000-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
87 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
3760 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
132 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 
WUUS55 KSLC 070913
SVRSLC
UTC007-015-070945-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
310 AM MDT MON AUG 7 2000

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL CARBON COUNTY IN UTAH
  THIS INCLUDES THE CITY OF PRICE
  NORTHEASTERN EMERY COUNTY IN UTAH

* UNTIL 345 AM MDT

* AT 301 AM MDT...A SEVERE THUNDERSTORM WAS INDICATED BY WEATHER 
OBSERVATION EQUIPMENT NEAR SUNNYSIDE...OR ABOUT 13 MILES EAST OF 
PRICE.  THE STORM IS PRODUCING EAST WINDS TO 60 MPH ALONG ROUTE 6 
BETWEEN PRICE AND GREEN RIVER. TRAVEL WILL BE HAZARDOUS DUE TO 
BLOWING SAND AND STRONG WINDS UNTIL 345 AM MDT.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN SALT LAKE CITY.

LAT...LON 3973 11101 3947 11090 3906 11018 3972 11014

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 4:20 PM MDTFlash Flood WarningSLCWashington3 hr

Nearby

Severe Thunderstorm Warnings in Utah, 2000Every severe thunderstorm warning in 2000

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.