Alert archive / Idaho / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 16, NWS Salt Lake City, UT

June 3, 1998Bear Lake County, Idaho

NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 3, 1998, 5:59 PM MDT for Bear Lake County, Idaho. It was in force for 31 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, 5:59 PM MDT (23:59 UTC)
Expired
Jun 3, 1998, 6:30 PM MDT
In force
31 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

County Bear Lake County, ID

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 12.0 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 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.

254 
WUUS1 KSLC 040001 RRA
SVRSLC
IDC007-040030-

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

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A

   * SEVERE THUNDERSTORM WARNING FOR...
     NORTHERN BEAR LAKE COUNTY IN IDAHO
     INCLUDING MONTPELIER

   * UNTIL 630 PM MDT

   * AT 552 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
     SEVERE THUNDERSTORM 4 MILES WEST OF MONTPELIER...MOVING
     NORTHEAST AT 20 MILES PER HOUR.


PUBLIC REPORTS INDICATE 3/4 INCH HAIL IN THE MONTPEILER AREA.

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 4237 11147 4224 11131 4241 11104 4257 11126

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 4:14 PM MDTSevere Thunderstorm WarningSLCFranklin61 min
Jun 3, 5:13 PM MDTSevere Thunderstorm WarningSLCBear Lake, Franklin47 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.