Alert archive / Nebraska / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 13, NWS Omaha, NE

March 27, 1991Richardson County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Mar 27, 1991, 12:13 AM CST for Richardson County, Nebraska. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Mar 27, 1991, 12:13 AM CST (06:13 UTC)
Expired
Mar 27, 1991, 12:58 AM CST
In force
45 min
Issued by
NWS Omaha, NE
Area
Whole counties

County Richardson County, NE

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 6.2 hours before the alert went out and 125 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, Topeka, KS at 00:00Z on 1991-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 37 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, Topeka, KS at 00:00Z on 1991-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 413 square meters per square second.1939587897Sfc1 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
37 J/kg
Mixed-layer CIN
-168 J/kg
Mixed-layer LCL
779 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
413 m²/s²
0-3 km storm-relative helicity
384 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

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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
Mar 26, 7:11 PM CSTSevere Thunderstorm WarningOAXJefferson64 min
Mar 26, 7:42 PM CSTSevere Thunderstorm WarningOAXLancaster48 min
Mar 26, 7:42 PM CSTSevere Thunderstorm WarningOAXSaline63 min
Mar 26, 8:13 PM CSTSevere Thunderstorm WarningOAXLancaster32 min
Mar 26, 8:15 PM CSTSevere Thunderstorm WarningOAXCass, Sarpy, Saunders60 min
Mar 26, 8:45 PM CSTSevere Thunderstorm WarningOAXDodge, Douglas, Saunders35 min
Mar 26, 8:45 PM CSTSevere Thunderstorm WarningOAXWashington35 min
Mar 26, 9:28 PM CSTTornado WarningOAXDodge, Washington32 min
Mar 26, 10:05 PM CSTSevere Thunderstorm WarningOAXDodge, Washington55 min
Mar 26, 10:05 PM CSTSevere Thunderstorm WarningOAXSaunders55 min
Mar 26, 11:06 PM CSTSevere Thunderstorm WarningOAXRichardson69 min
Mar 26, 11:09 PM CSTSevere Thunderstorm WarningOAXDouglas, Sarpy66 min
Mar 26, 10:49 PM CSTSevere Thunderstorm WarningOAXHarrison56 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1991Every severe thunderstorm warning in 1991

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.