Area Forecast Discussion
Issued by NWS Omaha/Valley, NE

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
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
FXUS63 KOAX 311133

Area Forecast Discussion
National Weather Service Omaha/Valley NE
633 AM CDT WED AUG 31 2016

.SHORT TERM...(today through Friday)
Issued at 340 AM CDT WED AUG 31 2016

WV imagery this morning revealing a well amplified upper ridge
extending nwd from the nrn Rockies into wrn Canada.
Meanwhile...plum of moisture stretching newd from the Baja region
to the Great Lakes region with isolated/scattered TSRA over the
central plains. At the sfc...obs were depicting a cold front
arcing from the Dakotas to nrn IA to the wrn Great Lakes. Models
are finally showing dry conditions are on tap the next several
days as relatively cool surface high pressure invades the central
plains. Going highs temps still look reasonable with near normal
values in the low 80s today/Thur/Fri.

.LONG TERM...(Friday night through Tuesday)
Issued at 340 AM CDT WED AUG 31 2016

ECM/GFS/CMC advertise pcpn making a return to the central plains
in response to upper level ridge axis shift east with several
impulses ejecting out of the swrn conus. With a prolonged period of
lift via mid lyr ageostrophic forcing in conjunction with influx
of low level moisture/bndry lyr theta-E advection...all this
suggest potential is at least moderate/high for appreciable
rainfall accumulations late next weekend into early next week.


Issued at 631 AM CDT WED AUG 31 2016

IFR to VLIFR vsbys are forecast at KOFK at the beginning of the
TAF period before fog burns off by 15Z or so. Areas of MVFR cigs
and vsbys will affect KLNK and KOMA for a few hours during the
morning as well. Improving conditions at all sites will occur
between 15Z and 18Z when VFR conditions are expected, which will
continue into Thursday morning.


.OAX Watches/Warnings/Advisories...
NE...Dense Fog Advisory until 10 AM CDT this morning for NEZ011-012-



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