National Weather Service Raw Text Product

000 
ACUS1 KMKC 220628
MKC AC 220700

CONVECTIVE OUTLOOK...REF AFOS NMCGPH94O

VALID 221200 - 231200Z

REF WW 46 TIL 08Z...WW 48 TIL 11Z AND WW 49 TIL 12Z.

THERE IS A HIGH RISK OF SVR TSTMS TDY AND TNGT ACRS PARTS OF
NERN LA...ERN AR...SERN AND E CNTRL MO...CNTRL AND SRN SXNS OF
IL/IN...SWRN OH...MUCH OF KY AND TN...PARTS OF NRN AND WRN AL...
AND PARTS OF NRN AND CNTRL MS.  AREA IS TO THE RGT OF A LN FM MLU
LIT 40 NW STL SPI LAF CMH CSV BHM MEI MLU.

SURROUNDING THE HIGH RISK AREA...THERE IS A SLGT RISK OF SVR
TSTMS TO THE RGT OF A LN FM GLS TPL FTW TUL MCI OMA LSE 60 N
MTC...CONT...BUF MRB CLT MGR 20 S TLH.

GEN TSTMS FCST TO THE RGT OF A LN FM DRT SPS ICT EAR HON AXN
DLH...CONT...20 N MSS PWM.

OUTBREAK OF SVR TSTMS AND TORNADOES FCST ACRS PARTS OF THE LWR
AND MID MS VLY AND THE LWR OH AND TN VLYS TDY AND TNGT.  INTENSE
UPR LOW FCST TO BCM NEG TILT AS IT MOVES RAPIDLY NEWD FM THE SRN
ROCKIES ACRS THE CNTRL PLAINS INTO THE UPR MS VLY DURG PD.  XTRMLY
STG MID LVL WINDS WL ROT ARND THE BASE OF UPR LOW AND ACRS THE LWR
MS VLY INTO THE LWR OH VLY.  500 MB WIND MAX IN EXCESS OF 100 KT
XPCD TO MOVE NEWD FM SW TX INTO NERN AR TDY...WITH 90 KT 500 MB JET
MAX OVR ERN KY AT THE END OF THE PD.  VERY STG LOW LVL FLOW IN EXCESS
OF 50 KT WL EXTEND FM THE LWR MS VLY NWD INTO WRN SXNS OF THE LWR OH
VLY.  THIS COMBINED WITH XTRMLY STG MID AND UPR LVL FLOW WL PROVIDE
VRY FVRBL VERT SHR FOR SVR TSTM AND TORNADO DVLPMT FM THE LWR MS VLY
NWD INTO THE LWR OH VLY.

LOW LVL MSTR HAS INCRD ACRS THE MID AND LWR MS VLYS WITH SFC DEWPNTS
IN THE 60S COMMON AT 06Z.  XPC LIFTED INDICES BTWN MINUS 4 AND MINUS
8 ACRS THE MID AND LWR MS VLY...AND THE LWR OH VLY DURG THE AFTN AND
ERY EVE HRS.  SFC LOW FCST TO DEEPEN RAPIDLY TDY AS IT TRACKS FM NRN
KS NEWD ACRS IA...WITH CDFNT SWEEPING RAPIDLY EWD ACRS THE MID AND LWR
MS VLYS AND THE OH VLY TDY AND TNGT.  XPC LNS OF SVR TSTMS TO DVLP
IN WRM SECTOR OVR THE MID AND LWR MS VLY TDY WITH ACTVTY MOVG RAPIDLY
NEWD INTO THE OH AND TN VLYS LT THIS AFTN.  ACTVTY MAY CONT THROUGHOUT
MUCH OF THE NGT WITH SVR THREAT RCHG THE APLCNS BY THE END OF THE PD.
COMBINATION OF VERY STG DYNAMICS...VERT SHR AND INSTBY INDCS POTENTIAL
OF WIDESPREAD SVR TSTM ACTVTY AND DMGG TORNADOES SPRDG FM W TO E ACRS
THE HIGH RISK AREA THIS AFTN AND EVE.  ACTVY BNDRYS COULD LIMIT INSTBY
ACRS PARTS OF MO/IL/IN...HOWEVER VRY STG DYNAMICS ACRS THIS RGN INDCS
WIDESPREAD SVR TSTM COULD OCCUR ACRS THIS RGN.

SVR TSTMS MAY CONT AT THE START OF THE PD ACRS PARTS OF CNTRL AND
ERN TX.  ISOLD SVR TSTMS ALSO PSBL DURG THE AFTN AND ERY EVE HRS
ASSOCD WITH UPR LOW AND CD CORE FM XTRM ERN OK/AR NWD ACRS MO/XTRM ERN
KS INTO SERN NEB AND IA.

A PUBLIC SEVERE WEATHER OUTLOOK WL BE ISSUED REGARDING THIS POTENTIALLY
DANGEROUS WEATHER SITUATION AT 10Z.

..FIKE.. 03/22/91