Area Forecast Discussion
Issued by NWS Grand Forks, ND

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FXUS63 KFGF 241250
AFDFGF

Area Forecast Discussion
National Weather Service Grand Forks ND
650 AM CST Sat Feb 24 2018

.UPDATE...
Issued at 649 AM CST Sat Feb 24 2018

High clouds continue to move north out of SD. Otherwise no
changes were made at this update.

&&

.SHORT TERM...(Today and tonight)
Issued at 344 AM CST Sat Feb 24 2018

Water vapor loop indicated an upper level trough over the Desert
Southwest. Upper trough will move into the Northern Plains Sat
night. System will start to become negatively tilted late tonight.
Snow will spread north out of SD by late this morning.
Precipitation was developing over NE and will move north and east.
Heaviest snow is expected over the far southeast zones with 3-5
inches of snow. Will keep winter weather advisory going for the
southeast zones. Added patchy fog over the far southern Red River
Valley with Satellite and surface obs indicated clouds and
visibilities are decreasing.

.LONG TERM...(Sunday through Friday)
Issued at 344 AM CST Sat Feb 24 2018

Models in good agreement depicting zonal flow aloft to develop
through the period. A couple weak shortwaves will pass just north or
south of the region bring a low risk for snow chances. However, the
strongest forcing will not affect the region and no major winter
weather impacts are anticipated.

Temperatures will remain normal to just above normal with afternoon
highs in the upper 20s to low 30s and overnight lows in the teens.

&&

.AVIATION...(For the 12Z TAFS through 12Z Sunday morning)
Issued at 649 AM CST Sat Feb 24 2018

Much of the forecast area had VFR conditions. However IFR
conditions were moving north out of SD and southwest MN with the
next system. Expect IFR conditions to continue moving north out of
SD today. VFR conditions will also move north out of SD later Sat
evening. IFR conditions will shift to the MN side of the Red River
after midnight. Mostly VFR conditions are forecast for the ND side
after midnight.

&&

.FGF WATCHES/WARNINGS/ADVISORIES...
ND...Winter Weather Advisory from 3 PM this afternoon to midnight CST
     tonight for NDZ052-053.

MN...Winter Weather Advisory from 3 PM this afternoon to 3 AM CST
     Sunday for MNZ030-040.

     Winter Weather Advisory from 9 PM this evening to 6 AM CST
     Sunday for MNZ017.

     Winter Weather Advisory from 6 PM this evening to 6 AM CST
     Sunday for MNZ023-024-027-028-032.

     Winter Weather Advisory from 3 PM this afternoon to midnight CST
     tonight for MNZ029.

     Winter Weather Advisory from 3 PM this afternoon to 6 AM CST
     Sunday for MNZ031.

&&

$$

UPDATE...JH
SHORT TERM...JH
LONG TERM...TG
AVIATION...JH


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