Area Forecast Discussion
Issued by NWS Omaha/Valley, NE

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000
FXUS63 KOAX 272359
AFDOAX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
ISSUED BY NATIONAL WEATHER SERVICE HASTINGS NE
559 PM CST TUE JAN 27 2015

.SHORT TERM...(TONIGHT THROUGH FRIDAY)
ISSUED AT 332 PM CST TUE JAN 27 2015

QUIET WEATHER CONDITIONS WILL CONTINUE AS UPPER RIDGING MOVES TOWARD
THE CENTRAL PLAINS TONIGHT. A QUICK MOVING SHORTWAVE TROUGH OVER THE
SOUTHWESTERN CONUS THIS AFTERNOON WILL MOVE INTO WYOMING BY
DAYBREAK. SFC LOW PRESSURE WILL SLIDE EAST ACROSS THE NORTHERN
PLAINS DRAGGING A COLD FRONT INTO THE CWA BY WEDNESDAY AFTERNOON.
MIXING IS EXPECTED TO SIGNIFICANTLY INCREASE TEMPERATURES WEDNESDAY
AFTERNOON ALONG THE BOUNDARY. MOS GUIDANCE BETWEEN THE GFS AND NAM
DIFFERS BY 21 DEGREES AT OMAHA TOMORROW. THE NAM BRINGS IN A SLUG OF
LOW CLOUDS TOMORROW WHICH LOOKS SUSPECT AND THUS HAVE DISCOUNTED.
WE WILL WARM TEMPERATURES TO NEAR RECORDS WEDNESDAY.

A SECONDARY SHORTWAVE WILL DROP SOUTHEAST JUST BEHIND THIS FIRST
WAVE WEDNESDAY NIGHT/THURSDAY MORNING. SOME SPRINKLES/FLURRIES
CANNOT BE COMPLETELY RULED OUT ACROSS NORTHEAST NEBRASKA BUT THIS
SHOULD BE A QUICK SHOT.

.LONG TERM...(FRIDAY NIGHT THROUGH TUESDAY)
ISSUED AT 332 PM CST TUE JAN 27 2015

SFC HIGH PRESSURE SETTLES OVER THE REGION THURSDAY NIGHT INTO FRIDAY
MORNING WITH RETURN FLOW SETTING UP BY FRIDAY AFTERNOON. SHORTWAVE
ENERGY SHEARING OUT OF THE GREAT BASIN IS EXPECTED TO ADVANCE EAST
AND THROUGH THE CENTRAL PLAINS AND MIDWEST INTO FRIDAY. ADDITIONAL
NORTHERN STREAM ENERGY WILL DIG IN BEHIND THE LEAD SHORTWAVE INTO
SATURDAY NIGHT. WE HAVE INCREASED POPS INITIALLY WITH THE SOUTHERN
SYSTEM SATURDAY...THEN IN OUR NORTH ON SUNDAY WITH THE NORTHERN
STREAM. THIS COULD BEGIN AS SNOW EVENT IN OUR SOUTH EARLY SATURDAY
MORNING BEFORE TRANSITIONING TO A RA/SN EVENT DURING THE DAY. ONCE
THE NORTHERN STREAM SYSTEM DROPS DOWN...WE WILL TRANSITION OVER TO
ALL SNOW INTO SUNDAY MORNING.

&&

.AVIATION...(00Z TAFS FOR KOFK...KLNK AND KOMA.)
ISSUED AT 557 PM CST TUE JAN 27 2015

VFR CONDITIONS ARE EXPECTED. LIGHT SOUTHEAST WIND WILL BECOME MORE
SOUTH BY WEDNESDAY MORNING...AND THEN WEST WEDNESDAY AFTERNOON AS A
COLD FRONT COMES THROUGH. THE STRONGER NORTHWEST WIND BEHIND THE
COLD FRONT SHOULD HOLD OFF UNTIL JUST AFTER THE END TIME OF 00Z
THURSDAY IN THIS FORECAST.

&&

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

$$

SHORT TERM...KERN
LONG TERM...KERN
AVIATION...HEINLEIN



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