Alert archive / Kansas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 147, NWS Topeka, KS

July 12, 1992Brown County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jul 12, 1992, 5:12 PM CDT for Brown County, Kansas. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Jul 12, 1992, 5:12 PM CDT (22:12 UTC)
Expired
Jul 12, 1992, 5:45 PM CDT
In force
33 min
Issued by
NWS Topeka, KS
Area
Whole counties

County Brown County, KS

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 10.2 hours before the alert went out and 92 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 12:00Z on 1992-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 282 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 12:00Z on 1992-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 310 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
282 J/kg
Mixed-layer CIN
-170 J/kg
Mixed-layer LCL
1024 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
310 m²/s²
0-3 km storm-relative helicity
288 m²/s²
Significant tornado parameter
0.1
Supercell composite
4.1

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

Special weather statement, Jul 12, 11:16 AM CDT, 5 hours 56 minutes before
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Special weather statement, Jul 12, 4:45 PM CDT, 27 minutes before
KSZ013>016-122245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
445 PM CDT SUN JUL 12 1992

...THUNDERSTORMS ARE DEVELOPING NEAR THE NEBRASKA BORDER IN NORTHEAST
   KANSAS.

AT 440 PM CDT...NEWLY DEVELOPED THUNDERSTORMS WERE TO THE NORTH OF
TOPEKA NEAR THE NEBRASKA BORDER IN THE SABETHA AND HIAWATHA VICINITIES.
THESE THUNDERSTORMS HAVE DEVELOPED SINCE 420 PM CDT. HEAVY RAIN...
GUSTY WINDS TO 40 MPH AND POSSIBLY SOME HAIL MAY BE EXPECTED FROM THESE
STORMS. NO MOVEMENT HAS BEEN DETERMINED YET.

THUNDERSRORMS WILL LIKELY CONTINUE TO DEVELOP IN NORTHEAST KANSAS NEAR
THE NEBRASKA BORDER OVER THE NEXT SEVERAL HOURS. SOME OF THESE COULD
BE SEVERE. PEOPLE IN NORTHEAST KANSAS SHOULvD STAY ABREAST OF WEATHER
DEVELOPMENTS THIS EVENING...AND HAVE A PLAN OF ACTION IF THREATENING
WEATHER APPROACHES OR A WARNING IS ISSUED.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 12:48 AM CDTSevere Thunderstorm WarningTOPOsborne45 min
Jul 12, 5:55 PM CDTSevere Thunderstorm WarningTOPCloud, Mitchell50 min
Jul 12, 6:03 PM CDTSevere Thunderstorm WarningTOPBarton, Ellsworth42 min
Jul 12, 6:09 PM CDTSevere Thunderstorm WarningTOPCloud, Mitchell36 min
Jul 12, 6:15 PM CDTSevere Thunderstorm WarningTOPCloud45 min
Jul 12, 6:52 PM CDTSevere Thunderstorm WarningTOPWashington68 min
Jul 12, 6:52 PM CDTSevere Thunderstorm WarningTOPRepublic53 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1992Every severe thunderstorm warning in 1992

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.