FXUS64 KOHX 011735
AFDOHX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NASHVILLE TN
1135 AM CST TUE DEC 1 2009

.UPDATE...FOR 18Z AVIATION FORECAST

&&

.AVIATION...
CIRROSTRATUS SPREADING NORTH AT LATE MORNING AND INTO MIDDLE TN
FROM RAPIDLY DEVELOPING SYSTEM ALONG GULF COAST. VFR CONDITIONS
SHOULD LAST AT LEAST THROUGH 02/09Z BEFORE CEILINGS LOWER AND
VSBYS DROP INTO MVFR AND WITH IFR CONDITIONS POSSIBLE AFTER
DAYBREAK ON WEDNESDAY. EXPECT WINDS TO PICK UP OVERNIGHT AS
PRESSURE GRADIENTS TIGHTENS.

BOYD

&&

.PREV DISCUSSION... /ISSUED 335 AM CST TUE DEC 1 2009/ 

DISCUSSION...
A BIT OF PATCHY FREEZING FOG THIS MORNING AS THE CORE OF THE HIGH
PRESSURE RIDGE DRIFTS ACROSS THE AREA. THE UPPER LOW OVER NW
MEXICO IS MOVING SLOWLY EWD WITH A SFC LOW FORMING IN THE WRN GULF.
THE GULF LOW WILL MOVE NEWD ACROSS THE AREA LATE TONIGHT AND WED.
RAIN WILL PUSH BACK INTO THE MIDSTATE LATE TONIGHT AND OVERSPREAD
THE AREA WED. COLD AIR BEHIND THE LOW WILL MOVE IN WED NGT AND
YIELD A CHANCE OF MIXED PRECIP LATE WED NGT AND THU AM.

COLD AIR CONTINUES TO PUSH INTO THE REGION AS A 2ND GULF LOW DEVELOPS
ON FRI/FRI NGT AND PROCEEDS TO MOVE NEWD ACROSS FL. THE PRECIP
SHIELD ASSOCD WITH THIS FEATURE FORMS OVER THE SERN STATES WITH
RAIN OVER FL TO NC...BUT A CHANCE OF LIGHT SNOW OVER THE
CUMBERLAND PLATEAU AS THE LIQUID MEETS THE COLD AIR IN PLACE OVER
THE AREA. ANY CHANCE OF SNOW OR FLURRIES SHOULD END BY MIDDAY SAT
WITH NO SGFNT WX EXPECTED THROUGH SUN NGT.

IN THE MEANTIME...A THIRD WEAKER SYSTEM FORMS OVER THE WRN GULF
AND SPREADS MOISTURE NWD INTO THE MIDSTATE MON NGT WITH LIGHT RAIN
MOVING INTO THE AREA THROUGH TUE.

&&

.OHX WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

$$

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