Area Forecast Discussion
Issued by NWS Omaha/Valley, NE

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000 FXUS63 KOAX 280419 AFDOAX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 1019 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. && .HYDROLOGY...
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ISSUED AT 1009 PM CST TUE JAN 27 2015 THE LATEST INFORMATION FROM THIS AFTERNOON WAS THAT THE 1.4 MILE LONG ICE JAM REMAINED IN PLACE ON THE PLATTE RIVER SOUTH OF HIGHWAY 92...BETWEEN Q STREET AND F STREET. HAVE LEFT THE FLOOD WARNING AND FLOOD ADVISORY AS IS AS CALLS TO LOCAL LAW ENFORCEMENT REVEAL NO SIGNIFICANT CHANGES.
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&& .OAX WATCHES/WARNINGS/ADVISORIES... NE...NONE. IA...NONE. && $$ SHORT TERM...KERN LONG TERM...KERN AVIATION...HEINLEIN HYDROLOGY...ZAPOTOCNY

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