Alert archive / Kansas / Tornado Warnings in 1990

Tornado Warning 35, NWS Topeka, KS

June 7, 1990Osage County, Kansas

NWS Topeka, KS issued this tornado warning at Jun 7, 1990, 6:40 PM CDT for Osage County, Kansas. It was in force for 50 min. 2 reports 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 7, 1990, 6:40 PM CDT (23:40 UTC)
Expired
Jun 7, 1990, 7:30 PM CDT
In force
50 min
Issued by
NWS Topeka, KS
Area
Whole counties

County Osage 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 7, 6:48 PM CDTTornado F1Osage, KS
Jun 7, 7:40 PM CDTTornado F0Osage, 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 12:00Z, 11.7 hours before the alert went out and 39 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 1990-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 581 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 1990-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
581 J/kg
Mixed-layer CIN
-228 J/kg
Mixed-layer LCL
580 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOP 072341
TORTOP
KSC139-080030-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
640 PM CDT THU JUN 7 1990
 
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  730 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN EAST CENTRAL KANSAS
          ... OSAGE
 
SEVERE WEATHER SPOTTERS REPORT A TORNADO ON THE GROUND 15 MILES SOUTH
OF TOPEKA...1 MILE NORTHEAST OF OVERBROOK. A SECOND TORNADO WAS
SPOTTED 1/2 MILE WEST OF SCRANTON...18 MILES SOUTHWEST OF TOPEKA. BOTH
OF THESE LOCATIONS ARE IN NORTHERN OSAGE COUNTY.
 
PLEASE TAKE COVER IMMEDIATELY.....

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 4:14 AM CDTFlash Flood WarningTOPBrown3 hr
Jun 7, 9:01 AM CDTSevere Thunderstorm WarningTOPNemaha53 min
Jun 7, 9:01 AM CDTSevere Thunderstorm WarningTOPMarshall35 min
Jun 7, 6:02 PM CDTTornado WarningTOPShawnee28 min
Jun 7, 6:25 PM CDTSevere Thunderstorm WarningTOPDouglas, Shawnee65 min
Jun 7, 6:48 PM CDTTornado WarningTOPLyon27 min

Nearby

Tornado Warnings in Kansas, 1990Every tornado warning in 1990Tornadoes 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.