Alert archive / Kansas / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 66, NWS Topeka, KS

June 6, 1990Washington County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jun 6, 1990, 3:55 AM CDT for Washington County, Kansas. It was in force for 65 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
Jun 6, 1990, 3:55 AM CDT (08:55 UTC)
Expired
Jun 6, 1990, 5:00 AM CDT
In force
65 min
Issued by
NWS Topeka, KS
Area
Whole counties

County Washington 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
Jun 6, 4:25 AM CDTHail 1Washington, 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

Topeka, KS (KTOP), launched 00:00Z, 8.9 hours before the alert went out and 152 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 1990-06-06Temperature 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, Topeka, KS at 00:00Z on 1990-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 square meters per square second.193958Sfc1 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
NaN m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
183 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KCNK 060855
SVRCNK
KSC201-061000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE CONCORDIA KS
355 AM CDT WED JUN 6 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 500 AM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTH CENTRAL PART OF KANSAS
      NORTHERN WASHINGTON

AT 355 AM CDT RADAR SHOWED A SEVERE THUNDERSTORM 30 MILES NORTH
NORTHEAST OF CONCORDIA NEAR NARKA IN EXTREME NORTHEAST REPUBLIC
COUNTY.  THIS THUNDERSTORM WAS MOVING EAST AT 35 MPH AND WILL BE
MOVING INTO NORTHERN WASHINGTON COUNTY NEAR MAHASKA  BY 415 AM.

PEOPLE IN THE WARNED AREA SHOULD GET INTO A REINFORCED SHELTER AND
PREPARE FOR DAMA7GING WINDS...LARGE HAIL...VERY HEAVY RAIN AND
DANGEROUS LIGHTNING.  THIS SEVERE THUNDERSTORM MAY PRODUCE LARGE
HAIL GREATER THAN 3/4 INCH IN DIAMETER...DESTRUCTIVE WINDS OF OVER
60 MPH AND HEAVY RAINS WHICH MAY FLOOD LOW LYING AREAS.

KLEYLA

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, Jun 6, 2:42 AM CDT, 1 hour 13 minutes before
KSZ007-008-010-011-020900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORDIA KS
241 AM CDT WED JUN 6 1990

AT 235 AM THUNDERSTORMS PRODUCING VERY HEAVY RAIN SMALL HAIL AND DANGEROUS
LIGHTNING HAD DEVELOPED RAPIDLY NEAR THE KANSAS-NEBRASKA BORDER FROM NEAR
ALMA NEBRASKA TO 20 MILES WEST OF RED CLOUD NEBRASKA.  THESE THUNDERSTORMS
WERE MOVING EAST AT 35 MPH.

OTHER SHOWERS AND THUNDERSTORMS WERE DEVELOPING OVER NORTHEAST KANSAS FROM
NEAR TOPEKA TO MANHATTAN.  THESE SHOWERS AND THUNDERSTORMS WERE MOVING EAST
AT 25 MPH.

KLEYLA
Special weather statement, Jun 6, 3:23 AM CDT, 32 minutes before
KSZ007-008-010-011-021000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CONCORDIA KS
322 AM CDT WED JUN 6 1990

AT 315 AM RADAR INDICATED A SEVERE THUNDERSTORM NEAR RED CLOUD NEBRASKA.
THIS THUNDE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 4:32 AM CDTSevere Thunderstorm WarningTOPSmith43 min
Jun 6, 5:36 AM CDTSevere Thunderstorm WarningTOPWashington54 min
Jun 6, 6:10 AM CDTSevere Thunderstorm WarningTOPMarshall50 min
Jun 6, 6:38 AM CDTSevere Thunderstorm WarningTOPBrown, Nemaha31 min
Jun 6, 7:52 AM CDTSevere Thunderstorm WarningTOPDouglas, Jefferson38 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1990Every severe thunderstorm warning in 1990

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.