Alert archive / Missouri / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 163, NWS Kansas City, MO

June 23, 1998Henry County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Jun 23, 1998, 12:36 AM CDT for Henry County, Missouri. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 23, 1998, 12:36 AM CDT (05:36 UTC)
Expired: Jun 23, 1998, 1:15 AM CDT
In force: 39 min
Issued by: NWS Kansas City, MO
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Henry County, MO

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.6 hours before the alert went out and 165 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: 2624 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 1425 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 99 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.7

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.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 22, 4:05 PM CDT, 8 hours 31 minutes earlier.

Area forecast discussion, Jun 22, 4:05 PM CDT, 8 hours 31 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
405 PM CDT MON JUN 22 1998

VIS LOOP AND MTR DATA AT 2030 UTC SHWS 2 BNDRYS WHICH MAY BECM FOCUS
FOR CNVCTN LTR TNT. FIRST BNDRY ALG KS/NE BORDER APPRS TO BE MOST
LIKLEY AREA TO FIRE UP LTR THIS EVNG THEN ROLL SE ALG THICKNESS
GRADIENT TWRDS NW MO AFT MDNT. SEC BNDRY IS AREA OF CNVGNC OVR SE KS
WHICH DOES NOT APPR TO BE AS ACTIVE AS SUN PM. WILL GO WITH LIKELY
POPS FOR LTR TNT OVR WRN CWA THEN CHC POPS FOR TUE AM. IN XTRM ERN
CWA WILL KEEP POPS IN THRU MIDDAY TUE.

WILL NOT ISSUE FFA ATTM ALTHOUGH THERE MAY BE SOME LOCAL HVY RN OVR
RATHER LO FF GUIDANCE OVR WRN CWA. STILL SOME UNCERTAINTY AS TO
WHERE HEAVIEST RN WILL SET UP AND FEEL THAT MUCH OF R+ WILL FALL IN
SEC PRD ERLY TUE AM SO WILL HOLD OFF FOR NOW.

H8 WRM FNT WHICH REPRESENTS LEADING EDGE OF HOTTEST AIR STIL APPRS
TO BE OVR NRN OK AND HAS MADE LTL PROGESS TO N. THEREFORE WILL LWR
TEMPS TO UPR 80S OVR ALL ZNS FM CRNT 90-95. NXT SHRT WV FCST BY
MODELS TO MV FM SW U.S. INTO NRN PLNS TUE NITE WHICH ONLY APPRS TO
BE A THREAT TO XTRM NW MO ATTM HOWEVER WILL KEEP FCST DRY FOR NOW.
HOT AIR SHLD ARRIVE ON WED THEN PERSIST THRU THE REST OF WORK WEEK.
MADE NO XTND FCST CHGS.

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

BODNER

In the hours before

Local storm report, Jun 22, 11:31 PM CDT, 1 hour 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1131 PM CDT MON JUN 22 1998

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCAhTION....

0106 AM    EDGERTON                  KS    65 MPH TSTM GUST
06/22/98   JOHNSON

Local storm report, Jun 22, 11:31 PM CDT, 1 hour 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1131 PM CDT MON JUN 22 1998

TIME(CDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCAhTION....

0106 AM    EDGERTON                  KS    65 MPH TSTM GUST
06/22/98   JOHNSON

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 23, 1:31 AM CDT	Severe Thunderstorm Warning	EAX	Henry	44 min
Jun 23, 3:59 AM CDT	Severe Thunderstorm Warning	EAX	Clay, Jackson	61 min
Jun 23, 4:49 AM CDT	Severe Thunderstorm Warning	EAX	Lafayette	41 min
Jun 23, 5:10 AM CDT	Severe Thunderstorm Warning	EAX	Carroll, Saline	50 min
Jun 23, 5:40 AM CDT	Severe Thunderstorm Warning	EAX	Chariton	50 min
Jun 23, 5:54 AM CDT	Flash Flood Warning	EAX	Clay, Jackson, Platte	3 hr
Jun 23, 5:54 AM CDT	Severe Thunderstorm Warning	EAX	Clay, Jackson	3 hr
Jun 23, 5:54 AM CDT	Severe Thunderstorm Warning	EAX	Platte	3 hr
Jun 23, 8:58 AM CDT	Flash Flood Warning	EAX	Clay, Platte	92 min
Jun 23, 3:24 AM CDT	Severe Thunderstorm Warning	EAX	Johnson, Miami	56 min
Jun 23, 5:54 AM CDT	Flash Flood Warning	EAX	Johnson	3 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 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.