AREA FORECAST DISCUSSION
NWS CHICAGO IL
AFDCHI 250 PM CST MON FEB 7 2000
THO MDLS X SCTNS ONLY BGN TO HNT AT NELY CMPONT TO WND BLO H8 ACARS
DATA INTO ORD FM E INDC THE OBVIOUS SEEN IN SAT IMGRY -- DECIDED NE
COMPONENT TO LO LVL WNDS AIDING IN SC MVMT OFF LM INTO CHI AREA THIS
AFTN. AT SAME TIME H8 ARCRFT TEMPS ARND H8 IN RNG -5 TO -8 MCH TOO
WRM FOR ANY LK SNW.
SFC HI TO SETL OVR FA WITH EWD PRGSN OF WRN US H5 RDG. RDG FLTNS W
TIME AS FLO BCMS MR EW. NXT WX SYS TO ARV WIT SW IN N BLT. APPRS THAT
MAIN FOCUS OF SYS RMNS N AND ACRS NRN IL. THIS IS SIG CHNG FM ERLIER
RUNS WHCH DVLPD SFC LO OVR CNTRL PLAINS AND ADVCTD SIG MSTR FLD INTO
IL BY WED. BST RH FLDS NOW N CLSR TO TRK OF VORT. ERLIER FCSTS BGN
MVMT TO LWR POP PCPN EVNT AND THIS NOW APPRS RSNBL.
MST NTBL FEATURE WITH WED SYS WIL BE GUD WAA AND BRSK SFC WNDS. MOS
INSISTS ON PSHNG TMPS TO 50 BUT SNW CVR STIL IN N WIL TMPR RISE AND
KP MAXS MR IN LINE WITH CRNT FCSTS. RPD MLTNG OF SNW CVR CUD LEAD TO
LOTSA FG.
.CHI...NONE.
SOMREK