Alert archive / Idaho / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 2, NWS Pocatello, ID

May 3, 19934 counties in Idaho

NWS Pocatello, ID issued this severe thunderstorm warning at May 3, 1993, 6:34 PM MDT for 4 counties in Idaho. It was in force for 116 min.

The area

The counties it named.

The facts

Issued
May 3, 1993, 6:34 PM MDT (00:34 UTC)
Expired
May 3, 1993, 8:30 PM MDT
In force
116 min
Issued by
NWS Pocatello, ID
Area
Whole counties

Counties Bannock County, ID, Bingham County, ID, Caribou County, ID, Power County, ID

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 00:00Z, 0.6 hours before the alert went out and 231 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 1993-05-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 825 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 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 1993-05-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.19395878Sfc1 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
825 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
3126 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Pocatello, ID issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 3, 6:34 PM MDTSevere Thunderstorm WarningPIHButte, Clark, Jefferson116 min
May 3, 6:34 PM MDTSevere Thunderstorm WarningPIHBonneville116 min

Nearby

Severe Thunderstorm Warnings in Idaho, 1993Every severe thunderstorm warning in 1993

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.