Area Forecast Discussion
Issued by NWS Omaha/Valley, NE

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000 FXUS63 KOAX 301732 AFDOAX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 1232 PM CDT SAT MAY 30 2015 .UPDATE...
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ISSUED AT 1225 PM CDT SAT MAY 30 2015 MORNING UPDATES WERE MAINLY TO REFINE FOR THE SPRINKLES...ALSO CLOUDS/CLEARING FROM THE NORTH...ALONG WITH TWEAKS TO THE WIND FORECAST. DRIER AIR IS WORKING IN FROM THE NORTH WITH DECREASING CLOUDS FROM NORTH TO SOUTH. BRISK NORTH WINDS WILL GRADUALLY DECREASE LATER THIS AFTERNOON.
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&& .SHORT TERM...(TODAY THROUGH MONDAY) ISSUED AT 319 AM CDT SAT MAY 30 2015 TODAY REGIONAL RADAR SHOWING SOME RETURNS DEVELOPING OVER THE NRN CWA THIS MORNING WITHIN POCKET OF SUBTLE ISENTROPIC UPGLIDE...WITH LIFT BEING AIDED AS WELL VIA WEAK VORT MAX ALOFT. EXPECT ANY ISOLATED SHOWER ACTIVITY THOUGH WILL BE BRIEF IN NATURE AS SUBSIDENCE INCREASES THRU THE MORNING HOURS. AS FOR CLOUD COVER...IR IMAGERY DEPICTING BACK EDGE JUST NORTH OF THE CWA. PER LATEST HRRR/RAP13...CLOUD COVER WILL PROBABLY HANG ON TIGHT AT LEAST THRU MID MORNING BEFORE GRADUAL CLEARING TAKES PLACE FROM NORTH TO SOUTH. OTHERWISE...RELATIVELY COOL CONDITIONS TODAY WITH HIGHS TOPPING OUT ONLY IN THE MID/UPPER 60S. TONIGHT THROUGH MONDAY SURFACE HIGH PRESSURE RIDGE MOVES ACROSS THE REGION TONIGHT WHICH SHOULD ALLOW SKIES TO CLEAR. WINDS BECOME SOUTHEAST ON SUNDAY WITH HIGH CLOUDS INCREASING...WITH ONLY MARGINALLY WARMER TEMPS IN THE UPPER 60S/LOWER 70S. THE MODELS DO HINT AT A VERY SUBTLE UPPER LEVEL WAVE MOVING OUT OF THE NORTHERN ROCKIES WHICH COULD BRING ISOLATED SHOWERS TO NORTHEAST NEBRASKA SUNDAY AFTERNOON. A SECONDARY VERY SUBTLE WAVE APPEARS TO MOVE OFF THE FRONT RANGE MONDAY NIGHT...WHICH WILL BRING CONTINUED CHANCES OF MAINLY ISOLATED SHOWERS TO EASTERN NEBRASKA...WITH VERY LIMITED INSTABILITY. THAT COULD LINGER MONDAY MORNING...THEN DRY FOR MONDAY AFTERNOON. LOWERED PREVIOUS FORECAST AND KEPT READINGS IN THE UPPER 60S TO LOWER 70S GIVEN HIGH DEGREE OF EXPECTED CLOUD COVER. .LONG TERM...(MONDAY NIGHT THROUGH FRIDAY) ISSUED AT 319 AM CDT SAT MAY 30 2015 YET ANOTHER WEAK SUBTLE WAVE APPEARS TO MOVE OUT OF THE NORTHERN ROCKIES LATE MONDAY NIGHT AND LINGERS THROUGH TUESDAY WHICH COULD BRING ADDITIONAL SHOWERS TO THE AREA...AND WITH INSTABILITY ALSO RETURNING...SHOULD SEE MORE POTENTIAL FOR THUNDERSTORMS BY THIS TIME AS WELL. IN FACT...SEVERAL MORE SUBTLE WAVES WILL MOVE ACROSS THE REGION THROUGH THE REMAINDER OF THE WEEK WITH THE AREA AS THE SLIGHTLY FLAT RIDGE REMAINS IN PLACE ACROSS THE PLAINS. TEMPS ALSO RETURN TO SLIGHTLY ABOVE NORMAL WITH HIGHS MOSTLY IN THE LOWER 80S BY WEDNESDAY AND BEYOND. && .AVIATION...
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(18Z TAFS FOR KOFK...KLNK AND KOMA.) ISSUED AT 1225 PM CDT SAT MAY 30 2015 THE MVFR CIGS OVER IN THE VICINITY OF THE TAFS NOW...SO ONLY HAVE AN HOUR OR SO BEFORE VFR CONDITIONS PREVAIL. BRISK NORTH WINDS 12-16KT WITH GUSTS 20-26KT TO DECREASE TO 12KTS OR LESS AFTER 20Z...THEN LIGHT AND VARIABLE TONIGHT. WINDS DIMINISH WITH CLEAR SKIES. SOME HINT AT A FEW LOW CLOUDS OR PATCHY FOG...BUT DID NOT ADD AT THIS TIME.
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&& .OAX WATCHES/WARNINGS/ADVISORIES... NE...NONE. IA...NONE. && $$ UPDATE...ZAPOTOCNY SHORT TERM...DEE/DEWALD LONG TERM...DEWALD AVIATION...ZAPOTOCNY

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