[LeArc] Forecast Discussion : MLI@ 6/13/02 2:39:12 PM

[learc@mailman.qth.net]

The following weather message is provided by McDonough County E.S.D.A.


FXUS63 KDVN 131938
AFDMLI

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
237 PM CDT THU JUN 13 2002

UPPER LOW STILL SPINNING OVER NORTHERN MN AT MID DAY. WILL BE DEALING
WITH SPOKES AROUND THIS LOW FOR THE NEXT 48 HOURS. MAIN SURFACE
TROUGH HAS FINALLY PUSHED THROUGH MOST OF THE CWFA...NOW EXTENDING FROM
DBQ TO PIA.

TONIGHT...WILL KEEP CHANCE OF TSRA AREAWIDE AHEAD OF UPPER TROUGH.
PRECIP SHOULD BE PROGRESSIVE AND AMOUNTS SHOULD BE LIGHT SO WILL NOT
NEED FFA TONIGHT. HOWEVER...AS THE UPPER LOW MOVES INTO THE EASTERN
GREAT LAKES BY 48 HOURS...CHANCES SATURDAY WILL BE LIMITED TO NORTHERN
ZONES NEARER THE UPPER SUPPORT...LENDING SOME RELIEF TO RAIN SOAKED
SOUTHEAST IOWA AND WEST CENTRAL IL.

FORECAST IN LATER PERIODS DEPENDS ON THE UPPER LOW REACHING THE
MICHIGAN UP BY 48 HOURS AS PROGGED.  MODELS TRENDING SLOWER WITH THIS
LOW AS ONE WOULD EXPECT...SO WILL TREND SLOWER BEYOND 48 HOURS.

BOUNDARY PROGGED TO BE IN THE AREA EARLY SUNDAY.  WILL INTRODUCE PM
POPS FOR DIURNAL TSRA ALONG THE BOUNDARY.  UPPER TROUGH DROPS DOWN
MONDAY...SO WILL KEEP TSRA IN FOR MONDAY AND TUESDAY. MRF BRINGS A
CHANCE OF RAIN TO THE NORTHERN ZONES THURSDAY WITH A STRONG UPPER
TROUGH...BUT WITH TIMING UNCERTAINTIES...WILL HOLD OFF FOR NOW ON
INTRODUCING PRECIP.

TEMPERATURES UNDER NORTHWEST FLOW WILL BE MILD THROUGH EARLY NEXT
WEEK...THEN SHOULD WARM AS LOW LEVEL SOUTHERLY FLOW STRENGTHENS
MIDWEEK.

.DVN...
IA...NONE.
IL...NONE.
MO...NONE.

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