Area Forecast Discussion
Issued by NWS Northern Indiana

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FXUS63 KIWX 220758
AFDIWX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTHERN INDIANA
357 AM EDT WED OCT 22 2014

.SYNOPSIS...
ISSUED AT 356 AM EDT WED OCT 22 2014

HIGH PRESSURE WILL SLOWLY BUILD IN ACROSS THE REGION OVER THE NEXT
24 HOURS BRINGING CLEARING SKIES AND LIGHT WINDS. AFTERNOON HIGHS
WILL REACH THE LOWER TO MIDDLE 50S WITH LOWS TONIGHT DROPPING INTO
THE MIDDLE 30S.

&&

.SHORT TERM...(TODAY AND TONIGHT)
ISSUED AT 356 AM EDT WED OCT 22 2014

UPPER LEVEL LOW...CENTERED OVER WEST VIRGINIA...WILL CONTINUE EAST
SOUTHEAST REACHING EASTERN NORTH CAROLINA AROUND 12Z WEDS AND THEN
FURTHER INTENSIFYING OFF THE EAST COAST. WHILE ANY RAIN WILL STAY
AWAY AND SKIES WILL CLEAR OUT ACROSS THE ENTIRE AREA BY LATE
AFTERNOON...A NORTH TO NORTHEAST FLOW WILL PERSIST UNTIL LATER
TONIGHT WITH UPPER LEVEL RIDGE MOVES IN FROM THE PLAINS AND ALLOW
WINDS TO CALM. THIS FLOW WILL KEEP TEMPERATURES BELOW NORMAL WITH
HIGHS IN THE LOW TO MID 50S. ANOTHER COOL NIGHT WILL BE IN STORE
WITH LOWS DROPPING BACK INTO THE MID 30S UNDER CLEAR SKIES AND LIGHT
WINDS.

&&

.LONG TERM...(THURSDAY THROUGH TUESDAY)
ISSUED AT 356 AM EDT WED OCT 22 2014

PATTN BREAKDOWN TO ZONAL FLW ALOFT XPCD THIS PD. SHRT AMPLITUDE
RIDGE ACRS THE MS VALLEY THIS MORNING WILL DRIVE EWD AHD OF EWD
EJECTING SW TROUGH ACRS SRN CANADA WHICH WILL RESULT IN STEADILY
MODERATING TEMPS THROUGH TUE. SFC CDFNT IN ASSOCN/W CANADIAN WAVE
WILL ESSENTIALLY WASH OUT W/EWD EXTEND ON THU AS PARENT WAVE SHEARS
OUT THROUGH JAMES BAY. MSTR RTN NON-EXISTENT AS LL ANTICYCLONE
PERSISTS ACRS THE GOMEX AND SUSPECT EVEN SLGT CHC POPS THU NIGHT
WILL BUST.

HWVR NEW SYS ROLLING IN OFF THE EPAC THIS WEEKEND LOOKS TO DIG SEWD
THROUGH THE SRN PLAINS EARLY NXT WEEK AND THEN EJECT OUT THROUGH THE
SRN LAKES LT TUE. DVLPMNT OF BROAD SWRLY FLW WITHIN RENEWED CONUS
AMPLIFIED PATTN AND DY7 TIMING WOULD PORTEND A RTN TO EQUILIBRIUM
ACRS THE GOMEX WHICH WOULD FOSTER A MORE SIG LL MSTR/THETA-E RTN
INTO THE OH VALLEY. WILL CAUTIOUSLY INCREMENT POPS A BIT HIGHER.

OTRWS TEMPS RTNG TO ABV NORMAL BY FRI AND CONTG THROUGH TUE.

&&

.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z WEDNESDAY NIGHT)
ISSUED AT 123 AM EDT WED OCT 22 2014

VFR CIGS HAVE MOVED INTO KFWA OVER THE PAST COUPLE OF HOURS AS
UPPER LOW CONTINUES TO SLOWLY SHIFT SOUTHEAST AWAY FROM THE AREA.
RUC MODEL SHOWS SOME POTENTIAL FOR MVFR CIGS STILL UPSTREAM IN
EASTERN MI TO POSSIBLY ROTATE BACK INTO KFWA OVERNIGHT. FOR NOW
SATELLITE TRENDS SUGGEST OTHERWISE SO WILL KEEP WITH CLEARING. NO
FLIGHT ISSUES AT KSBN THROUGH THE PERIOD WITH THE SAME BEING TRUE
AT KFWA FOR SURE AFTER 15Z WEDS WITH THE UPPER LEVEL SYSTEM FAR
ENOUGH AWAY TO POSE NO ISSUE. LIGHT NE FLOW WILL PERSIST.


&&

.IWX WATCHES/WARNINGS/ADVISORIES...
IN...NONE.
MI...NONE.
OH...NONE.
LM...NONE

&&

$$

SYNOPSIS...FISHER
SHORT TERM...FISHER
LONG TERM...T
AVIATION...FISHER


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