Alert archive / Kansas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 244, NWS Kansas City, MO

November 9, 1998Linn County, Kansas

NWS Kansas City, MO issued this severe thunderstorm warning at Nov 9, 1998, 10:09 PM CST for Linn County, Kansas. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Nov 9, 1998, 10:09 PM CST (04:09 UTC)
Expired: Nov 9, 1998, 10:45 PM CST
In force: 36 min
Issued by: NWS Kansas City, MO
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Linn County, KS

The radar

The Pleasant Hill radar (KEAX), 121 km from the middle of the area, began a volume at 04:08 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 4.2 hours before the alert went out and 119 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2 J/kg
Mixed-layer CIN: -133 J/kg
Mixed-layer LCL: 510 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 58 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 KMCI 100411 COR
SVRMCI
KSC107-100445-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED LOCATION
NATIONAL WEATHER SERVICE KANSAS CITY-PLEASANT HILL MO
1009 PM CST MON NOV 9 1998

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
     LINN COUNTY IN KANSAS

* UNTIL 1045 PM CST

* AT 1009 PM CST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED...A
  SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF BLUE MOUND...OR ABOUT 40
  MILES SOUTH OF PAOLA...MOVING NORTHEAST AT 40 MILES PER HOUR.

* THE SEVERE THUNDERSTORM WILL BE...
     4 MILES NORTHEAST OF BLUE MOUND AT 1015 PM CST
     NEAR MOUND CITY AT 1020 PM CST 

PEOPLE IN THE PATH OF THIS STORMF...CAN EXPECT WIND GUSTS UP TO 70  
MPH. FOR YOUR SAFETY...MOVE INDOORS...AND STAY AWAY FROM WINDOWS.

LAT...LON 3794 9538 3781 9521 3806 9486 3821 9506

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.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 9, 4:07 PM CST, 6 hours 2 minutes earlier.

Area forecast discussion, Nov 9, 4:07 PM CST, 6 hours 2 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
407 PM CST MON NOV 9 1998

DEEPENING STORM OVR OF THE HIGH PLAINS THIS PM WILL EJECT OUT INTO
THE CENTRAL PLNS LATE TNGT ACCOMPANIED BY STG UPR LVL SUPPORT. IN
THE SHRT TERM FOR THIS EVNG...WRM FNT RMNS TO SW OF CWA BUT STG LLJ
AHD OF PRES FALLS LIKELY TO LIFT FNT N OF FCST AREA SOMETIME THIS
EVNG. WITH DEW PTS IN 50S/60S LIKELY TO PUSH NWRD INTO CWA. AWIPS
VIS LOOP/MTR DATA SHWS 50 DEG DEW PT AT MCI WITH BINOVC JUST W OF
STATE LINE. INSTABILITY SHLD INCREASE ENOUGH TO WARRENT CHC FOR
ISOLD CNVTN. EVNG CREW WILL HAVE TO KEEP AN EYE OUT FOR PSBL ISOLD
SVR CELLS BUT DO NOT ANTICIPATE MUCH...IF ANY...IN THE WAY OF
FLOODING. DEEPEST MSTR WILL REMAIN E OF CWA THEREFORE WIDESPREAD
FLASH FLOOD GUIDANCE EXCEEDINGS RAINFALL XPCTD TO MISS FCST AREA.
LOWERED MEAN BASIN AVERAGES ACR ALL OF CWA IN FIRST PRD QPF PRODUCT.

BIG FCST CONCERN HOWEVER IS STG WNDS LATE TNGT AND TUE. ALL MODELS
SUGGEST STRONGEST SFC PRES GRADIENT NRN MO/SRN IA BUT 120 KT H3 JET
FTHR S IN MO. WITH ANITICIPATED CLRG BY MID DAY TUE XPCT STG
DOWNWARD TRANSFER OF MOMEMTUM AND WINDS APPROACHING ADVISORY
CRITERIA. SINCE EVENT IS XPCTD IN SEC PRD WILL HOLD OFF IN ISSUING
NPW. INSTEAD WENT WITH PLAYED UP SPS AND WILL LET MID SHIFT MAKE THE
CALL TO WHEN AND WHERE TO ISSUE ANY NEEDED WND ADVISORY.

AS FAR AS TEMPS GO STAYED CLOSER TO COOLER FAN NUMBERS. LWR
TROPOSPHERIC CAA SUGGEST BY MODELS ON TUE SUPPORTS STDY OF FALLING
TEMPS FM LO TO MID 40S. ALSO WITH SFC RDG AND DIMINISHING WNDS TUE
NITE AND WED THINK MINS IN 20S LIKELY OVR ALL OF CWA WED AM.

.EAX...
MO...NONE
KS...NONE

BODNER

Nearby

Severe Thunderstorm Warnings in Kansas, 1998 Every severe thunderstorm warning in 1998

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; radar from the NEXRAD Level II archive.