Area Forecast Discussion
Issued by NWS Omaha/Valley, NE

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000
FXUS63 KOAX 240841
AFDOAX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
341 AM CDT MON AUG 24 2015

.SHORT TERM...(TODAY THROUGH WEDNESDAY)
ISSUED AT 324 AM CDT MON AUG 24 2015

QUIET AND COOL CONDITIONS ARE EXPECTED THROUGH TUESDAY.
THUNDERSTORM CHANCES WILL RETURN TO THE FORECAST LATE WEDNESDAY
NIGHT THROUGH FRIDAY.

A BROAD UPPER LEVEL RIDGE OF HIGH PRESSURE OVER THE WESTERN
STATES WILL AMPLIFY WHILE SHIFTING EAST THROUGH THE WEEK.
AN AREA OF SFC HIGH PRESSURE EXTENDS OVER A LARGE PORTION OF THE
CENTRAL CONUS THIS MORNING. DRY AIR IN PLACE...CLEAR SKIES AND
LIGHT WINDS HAVE ALLOWED TEMPS TO DROP INTO THE LOWER TO MID 40S
IN SOME LOCATIONS. WITH WEAK MIXING TODAY...HIGHS SHOULD SLOWLY
WARM TO THE MID TO UPPER 70S WITH A FEW AREAS IN OUR SOUTHWEST
MAYBE APPROACHING 80. SFC HIGH PRESSURE WILL REMAIN OVER THE
FORECAST AREA TONIGHT WHICH SHOULD ALLOW TEMPS TO DROP INTO THE
40S AND LOWER 50S ONCE AGAIN. LITTLE MIXING BY TUESDAY WILL KEEP
HIGHS COOL AGAIN WITH READINGS SIMILAR TO TODAY`S.

.LONG TERM...(WEDNESDAY NIGHT THROUGH SUNDAY)
ISSUED AT 324 AM CDT MON AUG 24 2015

A FAST MOVING MID LEVEL SHORTWAVE TROUGH WILL TOP THE MID/UPPER RIDGE
LATE WEDNESDAY AND DRIFT SOUTHEAST THROUGH THE NORTHERN/CENTRAL
PLAINS STATES THROUGH FRIDAY. STRONG ISENTROPIC UPGLIDE LATE
WEDNESDAY NIGHT IN WARM AIR ADVECTION REGIME WILL CONTINUE TO
WARRANT A SMALL POP THROUGH THE OVERNIGHT HOURS. POPS INCREASE
THURSDAY/THURSDAY NIGHT IN ADVANCE OF THE APPROACHING MID LEVEL
SHORTWAVE. STRENGTHENING SOUTHWESTERLY NOCTURNAL LOW LEVEL JET
THURSDAY NIGHT INTO FRIDAY MORNING SHOULD SUSTAIN CONVECTION INTO
FRIDAY MORNING.

THE UPPER TROUGH AND AN ASSOCIATED SFC COLD FRONT WILL PUSH
SOUTHEAST OF THE CWA FRIDAY ALLOWING UPPER RIDGING TO BUILD EAST INTO
THE CENTRAL PLAINS THROUGH THE WEEKEND. SOUTHERLY LOW LEVEL RETURN
FLOW IS EXPECTED TO SPREAD OVER THE AREA THROUGH THE WEEKEND WITH
TEMPERATURES RETURNING TO AT OR ABOVE NORMAL LEVELS BY LATE IN THE
WEEKEND/EARLY NEXT WEEK.

&&

.AVIATION...(06Z TAFS FOR KOFK...KLNK AND KOMA.)
ISSUED AT 1151 PM CDT SUN AUG 23 2015

PATCHY MVFR FOG COULD DEVELOP AROUND 12Z AT ALL EASTERN NEBRASKA
TAF SITES. OTHERWISE CLEAR SKIES AND NORTHWEST WINDS NEAR OR UNDER
10KT ARE FORECAST THROUGH MONDAY EVENING.


&&

.OAX WATCHES/WARNINGS/ADVISORIES...
NE...NONE.
IA...NONE.
&&

$$

SHORT TERM...KERN
LONG TERM...KERN
AVIATION...DERGAN


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