SWOMCD
SPC MCD 240303
MOZ000-KSZ000-NEZ000-240330-
MESOSCALE DISCUSSION 0361
NWS STORM PREDICTION CENTER NORMAN OK
1003 PM CDT FRI APR 23 2010
AREAS AFFECTED...PARTS OF EAST CENTRAL-NERN KS INTO WRN MO
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE
VALID 240303Z - 240330Z
NEW WATCH MAY BE NEEDED ACROSS PARTS OF EAST-CENTRAL AND NERN KS
INTO WRN-NWRN MO.
02Z SURFACE AND STREAMLINE ANALYSES INDICATED A LOW LEVEL
CONVERGENCE ZONE/BOUNDARY EXTENDING FROM ERN NEB SSEWD THROUGH FAR
ERN KS TO NERN OK...WHILE A SYNOPTIC WARM FRONT EXTENDED FROM SERN
NEB THROUGH NRN MO TO CENTRAL/SRN IL. LIGHTNING DATA/ COOLING CLOUD
TOPS PER SATELLITE IMAGERY OVER CENTRAL-SERN KS IS SUGGESTIVE OF
APPARENT LARGE SCALE ASCENT SPREADING NNEWD THIS EVENING/OVERNIGHT
INTO DISCUSSION AREA. CORRIDOR OF MODERATE INSTABILITY EXTENDED
FROM ERN NEB INTO FAR ERN KS AND NWRN-WRN MO WITH EFFECTIVE BULK
SHEAR IN EXCESS OF 45 KT. THIS ENVIRONMENT IS MORE THAN CONDUCIVE
FOR ORGANIZED STORMS. CURRENT THINKING SUGGESTS ONGOING STORMS OVER
SERN KS MAY INCREASE IN INTENSITY ONCE THEY REACH THE STRONGER
INSTABILITY OVER ERN KS/NWRN MO. ADDITIONAL ISOLATED STORMS SHOULD
ALSO CONTINUE DEVELOPING ALONG THE WARM FRONT IN NWRN MO TO SERN NEB
AS DEEP LAYER ASCENT SPREADS NNEWD FROM CENTRAL-SERN KS.
..PETERS.. 04/24/2010
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...SGF...EAX...OAX...TOP...ICT...
LAT...LON 38259569 39389641 39939681 40209619 40569522 40509458
39689385 38949341 38249364 37949429 37989535 38259569
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