Alert archive / Kansas / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 59, NWS Dodge City, KS

August 20, 1989Morton County, Kansas

NWS Dodge City, KS issued this severe thunderstorm warning at Aug 20, 1989, 12:51 AM CDT for Morton County, Kansas. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 20, 1989, 12:51 AM CDT (05:51 UTC)
Expired
Aug 20, 1989, 1:45 AM CDT
In force
54 min
Issued by
NWS Dodge City, KS
Area
Whole counties

County Morton County, KS

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Aug 20, 1:15 AM CDTHail 1.5Morton, KS

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 5.9 hours before the alert went out and 180 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, Dodge City, at 00:00Z on 1989-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2129 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, Dodge City, at 00:00Z on 1989-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
2129 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1429 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.0

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 Dodge City, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 19, 10:30 PM CDTSevere Thunderstorm WarningDDCFinney60 min
Aug 20, 12:24 AM CDTSevere Thunderstorm WarningDDCStanton51 min
Aug 20, 1:22 AM CDTSevere Thunderstorm WarningDDCStevens38 min
Aug 20, 2:17 AM CDTSevere Thunderstorm WarningDDCGrant, Haskell28 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1989Every severe thunderstorm warning in 1989

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.