Alert archive / Idaho / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 13, NWS Salt Lake City, UT

June 3, 1998Franklin County, Idaho

NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 3, 1998, 4:14 PM MDT for Franklin County, Idaho. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 3, 1998, 4:14 PM MDT (22:14 UTC)
Expired
Jun 3, 1998, 5:15 PM MDT
In force
61 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

County Franklin County, ID

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 10.2 hours before the alert went out and 156 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 1998-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 100 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 1998-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -48 square meters per square second.1939587897117Sfc1 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
100 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
1296 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
-48 m²/s²
0-3 km storm-relative helicity
60 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.

741 
WUUS1 KSLC 032217 RRA
SVRSLC
IDC041-032315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
414 PM MDT WED JUN 3 1998

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A

   * SEVERE THUNDERSTORM WARNING FOR...
     FRANKLIN COUNTY IN IDAHO
     INCLUDING PRESTON

   * UNTIL 515 PM MDT

   * AT 403 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
     SEVERE THUNDERSTORM 10 MILES SOUTHWEST OF WESTON...OR ABOUT 
     16 MILES NORTH OF TREMONTON UTAH...MOVING NORTHEAST AT 20 MILES 
     PER HOUR.

   * OTHER LOCATIONS IN THE WARNING INCLUDE WESTON...FRANKLIN AND
     THATCHER

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 5:13 PM MDTSevere Thunderstorm WarningSLCBear Lake, Franklin47 min
Jun 3, 5:59 PM MDTSevere Thunderstorm WarningSLCBear Lake31 min

Nearby

Severe Thunderstorm Warnings in Idaho, 1998Every severe thunderstorm warning in 1998

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.