Area Forecast Discussion
Issued by NWS Omaha/Valley, NE

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
-- Highlight Changed Discussion --
-- Discussion containing changed information from previous version are highlighted. --
000 FXUS63 KOAX 060544 AFDOAX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 1144 PM CST THU MAR 5 2015 .SHORT TERM...(TONIGHT THROUGH SUNDAY) ISSUED AT 315 PM CST THU MAR 5 2015 TEMPERATURES WILL STILL BE THE MAIN FORECAST CONCERN DURING THIS PERIOD. SHORTWAVE TROUGH IN NORTHWEST FLOW MAY SPREAD SOME VARIABLE MID AND HIGH LEVEL CLOUDS OVER THE AREA TONIGHT...WHILE HIGH PRESSURE THE SURFACE CONTINUES TO MOVE AWAY. SOUTHERLY WINDS SHOULD KEEP LOWS TONIGHT WARMER THAN LAST NIGHT...MOSTLY UPPER TEENS AND LOWER 20S. MILD AIR WILL CONTINUE TO SPREAD ACROSS THE CENTRAL PLAINS THROUGH SATURDAY. SLIGHTLY COOLER AIR MAY SINK IN FROM THE NORTH FOR SUNDAY...BUT TEMPERATURES WILL STILL BE ABOVE NORMAL. OVERALL...PCPN CHANCES REMAIN FAIRLY LOW. A WEAK DISTURBANCE WILL DROP SOUTHEAST ACROSS THE DAKOTAS AND TOWARD NORTHERN IOWA LATE SATURDAY NIGHT/SUNDAY MORNING. BUT IT LOOKS LIKE ANY PCPN WITH THAT SYSTEM WOULD PROBABLY STAY NORTH OR NORTHEAST OF OUR AREA. .LONG TERM...(SUNDAY NIGHT THROUGH THURSDAY) ISSUED AT 315 PM CST THU MAR 5 2015 HAVE MAINTAINED A DRY FORECAST THROUGH THIS PERIOD. INITIALLY A 500 MB TROUGH WILL BE LOCATED IN THE EASTERN PACIFIC ALONG 120-130 DEGREES WEST LONGITUDE UP AS FAR AS SOUTHWEST BRITISH COLUMBIA. THAT RIDGE WILL PROGRESS EASTWARD THROUGH TUESDAY WITH THE FLOW OVER THE CONTINENTAL UNITED STATES GENERALLY DEAMPLIFYING. AT THE SAME TIME A TROUGH WILL MOVE EASTWARD ACROSS THE EASTERN PACIFIC. THAT TROUGH SHOULD MOVE ONTO THE WEST COAST BY THURSDAY OR FRIDAY. THIS LEADS TO FAIRLY HIGH CONFIDENCE OF A MILD PATTERN FOR OUR AREA WITH ABOVE NORMAL TEMPERATURES THROUGH MID WEEK... WITH 60S LIKELY TUESDAY AND WEDNESDAY. ECMWF EVEN SUGGESTS SOME HIGHS COULD REACH AROUND 70. MODELS START TO SHOW SOME DIFFERENCES BY LATE NEXT WEEK AND NEXT WEEKEND...SO BY THAT TIME FORECAST CONFIDENCE DROPS TO AROUND AVERAGE. PCPN CHANCES MAY RETURN BY MARCH 14 OR 15. && .AVIATION...
-- Changed Discussion --
(06Z TAFS FOR KOFK...KLNK AND KOMA.) ISSUED AT 1141 PM CST THU MAR 5 2015 VFR CONDITIONS THROUGH THE PERIOD WITH VARIABLE AMOUNTS OF MID AND HIGH CLOUDS. A LOW LEVEL JET WILL KEEP WINDS UP AT 10-18KTS AT ALL THREE SITES THROUGH 09Z THEN SHOULD DROP OFF TO 10KTS OR LESS FROM THE SOUTH THROUGH WEST. WEST NORTHWEST WINDS INCREASE FRIDAY 10-15KTS WITH SOME STRONGER GUSTS.
-- End Changed Discussion --
&& .OAX WATCHES/WARNINGS/ADVISORIES... NE...NONE. IA...NONE. && $$ SHORT TERM...MILLER LONG TERM...MILLER AVIATION...ZAPOTOCNY

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.