Alert archive / Iowa / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 57, NWS Omaha, NE

May 27, 1995Washington County, Nebraska; Harrison County, Pottawattamie County, Iowa

NWS Omaha, NE issued this severe thunderstorm warning at May 27, 1995, 6:28 PM CDT for Washington County, Nebraska; Harrison County, Pottawattamie County, Iowa. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
May 27, 1995, 6:28 PM CDT (23:28 UTC)
Expired
May 27, 1995, 7:15 PM CDT
In force
47 min
Issued by
NWS Omaha, NE
Area
Whole counties

Counties Harrison County, IA, Pottawattamie County, IA, Washington County, NE

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 11.5 hours before the alert went out and 48 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 12:00Z on 1995-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1995-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
148 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 Omaha, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 27, 3:19 PM CDTSevere Thunderstorm WarningOAXButler, Platte56 min
May 27, 3:30 PM CDTSevere Thunderstorm WarningOAXSeward45 min
May 27, 3:52 PM CDTSevere Thunderstorm WarningOAXWayne53 min
May 27, 3:58 PM CDTSevere Thunderstorm WarningOAXStanton47 min
May 27, 4:01 PM CDTTornado WarningOAXWayne29 min
May 27, 4:19 PM CDTSevere Thunderstorm WarningOAXSaunders41 min
May 27, 4:30 PM CDTTornado WarningOAXCedar30 min
May 27, 4:39 PM CDTSevere Thunderstorm WarningOAXWayne51 min
May 27, 4:56 PM CDTSevere Thunderstorm WarningOAXDodge49 min
May 27, 5:08 PM CDTSevere Thunderstorm WarningOAXThurston52 min
May 27, 5:30 PM CDTTornado WarningOAXThurston15 min
May 27, 5:39 PM CDTSevere Thunderstorm WarningOAXBurt, Washington51 min
May 27, 5:39 PM CDTSevere Thunderstorm WarningOAXDouglas51 min
May 27, 6:37 PM CDTSevere Thunderstorm WarningOAXFremont, Mills53 min

Nearby

Severe Thunderstorm Warnings in Iowa, 1995Severe 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.