Alert archive / Utah / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 1, NWS Salt Lake City, UT

April 23, 1994Cache County, Rich County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at Apr 23, 1994, 5:00 PM MDT for Cache County, Rich County, Utah. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Apr 23, 1994, 5:00 PM MDT (23:00 UTC)
Expired
Apr 23, 1994, 6:00 PM MDT
In force
60 min
Issued by
NWS Salt Lake City, UT
Area
Whole counties

Counties Cache County, UT, Rich County, UT

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 11.0 hours before the alert went out and 105 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 1994-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 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 1994-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 square meters per square second.19395878Sfc1 km3 km6 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1643 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
143 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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

IssuedProductOfficeCountiesLasted
Apr 23, 5:00 PM MDTSevere Thunderstorm WarningSLCBox Elder60 min

Nearby

Severe Thunderstorm Warnings in Utah, 1994Every severe thunderstorm warning in 1994

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.