Alert archive / Nebraska / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 124, NWS Omaha, NE

August 18, 1995Knox County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Aug 18, 1995, 7:39 PM CDT for Knox County, Nebraska. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Aug 18, 1995, 7:39 PM CDT (00:39 UTC)
Expired
Aug 18, 1995, 8:15 PM CDT
In force
36 min
Issued by
NWS Omaha, NE
Area
Whole counties

County Knox County, NE

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.7 hours before the alert went out and 193 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, Omaha, NE at 00:00Z on 1995-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2198 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, Omaha, NE at 00:00Z on 1995-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 square meters per square second.1939Sfc1 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
2198 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1567 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
281 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.5

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 Omaha, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 18, 7:31 PM CDTSevere Thunderstorm WarningOAXPierce44 min
Aug 18, 8:07 PM CDTSevere Thunderstorm WarningOAXCedar53 min
Aug 18, 8:26 PM CDTSevere Thunderstorm WarningOAXMadison64 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1995Every severe thunderstorm warning in 1995

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.