Alert archive / Kansas / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 207, NWS Topeka, KS

August 18, 1993Jewell County, Mitchell County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Aug 18, 1993, 5:41 PM CDT for Jewell County, Mitchell County, Kansas. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Aug 18, 1993, 5:41 PM CDT (22:41 UTC)
Expired
Aug 18, 1993, 6:30 PM CDT
In force
49 min
Issued by
NWS Topeka, KS
Area
Whole counties

Counties Jewell County, KS, Mitchell County, KS

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 10.7 hours before the alert went out and 248 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 1993-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1510 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 12:00Z on 1993-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
1510 J/kg
Mixed-layer CIN
-153 J/kg
Mixed-layer LCL
1800 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
20 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 Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 18, 4:29 PM CDTSevere Thunderstorm WarningTOPOsborne, Smith38 min
Aug 18, 5:24 PM CDTSevere Thunderstorm WarningTOPCloud51 min
Aug 18, 5:41 PM CDTSevere Thunderstorm WarningTOPOsborne18 min
Aug 18, 6:02 PM CDTSevere Thunderstorm WarningTOPCloud43 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1993Every severe thunderstorm warning in 1993

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.