Alert archive / Kansas / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 41, NWS Wichita, KS

May 21, 1989Bourbon County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at May 21, 1989, 8:20 PM CDT for Bourbon County, Kansas. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
May 21, 1989, 8:20 PM CDT (01:20 UTC)
Expired
May 21, 1989, 9:00 PM CDT
In force
40 min
Issued by
NWS Wichita, KS
Area
Whole counties

County Bourbon County, KS

The radar

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

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 1.3 hours before the alert went out and 141 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, Springfield, MO at 00:00Z on 1989-05-22Temperature 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, Springfield, MO at 00:00Z on 1989-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
1856 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
346 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, May 21, 3:32 PM CDT, 4 hours 48 minutes before
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Special weather statement, May 21, 7:35 PM CDT, 45 minutes before
KSZ009-009-011-012-014-017-220135-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
734 PM CDT SUN MAY 21 1989

...THUNDERSTORMS ARE ONCE AGAIN DEVELOPING ACROSS PARTS OF SOUTH
   CENTRAL KANSAS...

AT 730 PM CDT...A SMALL AREA OF THUNDERSTORMS HAD DEVELOPED RATHER
QUICKLY OVER SOUTH CENTRAL KANSAS 30 TO 35 MILES SOUTHEAST OF
WICHITA OR ACROSS CENTRAL AND NORTHERN COWLEY COUNTY. MOVEMENT IS
EXPECTED TO BE TOWARD THE SOUTHEAST.

ALTHOUGH THE STORMS WERE NOT SEVERE IN NATURE AS OF 730 PM...THEY
DID DEVELOP IN A VERY UNSTABLE AIRMASS. WE WILL CONTINUE TO CLOSELY
MONITOR THESE STORMS FOR FURTHER DEVELOPMENT.

AND...AN ISOLATED THUNDERSTORM HAD DEVELOPED ACROSS SOUTHWEST
KANSAS /35 MILES SOUTHEAST OF DODGE CITY OR NEAR ASHLAND.
WILSON

The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 21, 9:51 PM CDTFlash Flood WarningICTCowley4 hr
May 21, 10:20 PM CDTSevere Thunderstorm WarningICTSedgwick55 min
May 21, 10:37 PM CDTSevere Thunderstorm WarningICTKingman, Reno68 min
May 21, 11:16 PM CDTSevere Thunderstorm WarningICTSedgwick, Sumner59 min
May 21, 11:22 PM CDTSevere Thunderstorm WarningICTButler68 min
May 21, 11:32 PM CDTSevere Thunderstorm WarningICTHarvey58 min
May 21, 11:42 PM CDTTornado WarningICTReno33 min
May 21, 11:46 PM CDTSevere Thunderstorm WarningICTGreenwood59 min
May 21, 11:59 PM CDTSevere Thunderstorm WarningICTHarper61 min
May 22, 12:23 AM CDTSevere Thunderstorm WarningICTSedgwick, Sumner67 min
May 22, 12:48 AM CDTSevere Thunderstorm WarningICTButler, Cowley57 min
May 22, 1:27 AM CDTSevere Thunderstorm WarningICTChautauqua, Elk, Greenwood63 min
May 22, 2:20 AM CDTSevere Thunderstorm WarningICTMontgomery, Wilson55 min
May 22, 2:35 AM CDTSevere Thunderstorm WarningICTLabette, Neosho55 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; the sounding from the Mesonet's radiosonde archive.