Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 39, NWS Omaha, NE

May 17, 1996Washington County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at May 17, 1996, 7:30 PM CDT for Washington County, Nebraska. It was in force for 45 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
May 17, 1996, 7:30 PM CDT (00:30 UTC)
Expired
May 17, 1996, 8:15 PM CDT
In force
45 min
Issued by
NWS Omaha, NE
Area
Whole counties

County Washington County, NE

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.5 hours before the alert went out and 27 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 1996-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3864 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 1996-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 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
3864 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1845 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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
May 17, 7:16 PM CDTSevere Thunderstorm WarningOAXStanton, Wayne44 min
May 17, 7:20 PM CDTSevere Thunderstorm WarningOAXDouglas40 min
May 17, 8:06 PM CDTSevere Thunderstorm WarningOAXWayne39 min
May 17, 9:21 PM CDTSevere Thunderstorm WarningOAXGage, Johnson, Pawnee54 min
May 17, 9:56 PM CDTSevere Thunderstorm WarningOAXCass49 min
May 17, 10:09 PM CDTSevere Thunderstorm WarningOAXJohnson, Otoe36 min
May 17, 7:47 PM CDTSevere Thunderstorm WarningOAXHarrison, Pottawattamie43 min
May 17, 8:11 PM CDTSevere Thunderstorm WarningOAXShelby34 min
May 17, 8:52 PM CDTSevere Thunderstorm WarningOAXShelby38 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1996Every severe thunderstorm warning in 1996

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.