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000 

WUUS01 KWNS 020555

PTSDY1



DAY 1 CONVECTIVE OUTLOOK AREAL OUTLINE

IOWA MESONET SYNTHETIC PRODUCT FROM SWO V2021APR07

1155 PM CST MON DEC 01 1997



VALID TIME 021200Z - 031200Z



PROBABILISTIC OUTLOOK POINTS DAY 1



... TORNADO ...

&&



... HAIL ...

&&



... WIND ...



&&



CATEGORICAL OUTLOOK POINTS DAY 1



... CATEGORICAL ...



TSTM   31800640 32850610 33920520 35380210 35589808 36209590 

       37239338 37629111 37238956 36068834 34418827 31678917 

       29259241 99999999 26189823 28559890 29359916 29970003 

       29870091 29580241



&&

GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM ELP HMN 30 ESE 4CR

25 WNW AMA 30 WNW OKC TUL SGF 50 SE VIH CGI 45 NE MKL 30 ENE TUP

LUL 40 SSW 7R4 ...CONT... MFE 20 ENE COT HDO 40 SSW JCT 35 N DRT

40 S P07.

//

.. GENERAL THUNDERSTORM FORECAST DISCUSSION..

- - - SYNOPSIS - - -

LARGE - SCALE PATTERN WILL DEAMPLIFY SOMEWHAT ACROSS CENTRAL NORTH

AMERICA AS MIDDLE/UPPER LEVEL CIRCULATION CURRENTLY OVER

NORTHWESTERN MEXICO LIFTS EAST-NORTHEASTWARD.  COLD FRONT PRESENTLY

ORIENTED NORTH-NORTHEAST / SOUTH-SOUTHWEST OVER NORTHERN PLAINS AND

CENTRAL HIGH PLAINS IS EXPECTED TO STRENGTHEN.  FRONTAL-WAVE

CYCLOGENESIS IS FORECAST THEREON...AHEAD OF MIDDLE LEVEL VORTICITY

MAXIMUM TRACK ACROSS SOUTH-CENTRAL PLAINS THIS AFTERNOON THROUGH

TONIGHT.  IN ADVANCE OF THIS SYSTEM...BROAD ZONE OF LOW LEVEL

THETAE ADVECTION AND LARGE-SCALE UPWARD VERTICAL VELOCITY

WILL FORM AND SPREAD FROM WEST TEXAS EASTWARD TO MISSISSIPPI

VALLEY.

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