FXUS63 KFGF 230235
AFDFGF

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND FORKS ND
830 PM CST TUE DEC 22 2009

.DISCUSSION...FORECAST CHALLENGE FOR UPDATE CONCERNS TEMPERATURES. 
CLOUD COVER HAS OVERSPREAD ALL BUT A SLIVER OF OUR FAR EASTERN 
FORECAST AREA WHERE TEMPERATURES HAVE DROPPED CLOSE TO FORECAST 
MINIMUMS. EXPECT THIS AREA TO BE CLOUD COVERED WITHIN A FEW HOURS 
HOWEVER TEMPERATURES MAY DROP A FEW MORE DEGREES SO WILL LOWER 
MINIMUMS ACCORDINGLY. OVER EXTREME NW FA CLOUDS LIKELY THIN ENOUGH 
TO ALLOW FOR SOME MINOR RADIATIONAL COOLING AND WILL ALSO DROP MINS 
THERE A FEW DEGREES. REMAINDER OF AREA HAS SHOWN MINIMAL TEMPERATURE 
DROP. WITH CLOUD COVER...MODEST MIXING...NEUTRAL TEMPERATURE 
ADVECTION OR MOISTURE FLUX TEMPERATURES NOT LIKELY TO DROP MUCH 
OVERNIGHT. VALLEY REGION REMAINS MILD AND WILL NUDGE MINIMUMS UP.

SOME WEAK ECHOES VIA KMVX-88D ACROSS NE ND HOWEVER THIS IN MID CLOUD 
ZONE AND TIME SECTIONS INDICATING DRY LAYER BLO CIGS SO RETURNS 
LIKELY CLOUDS OR VIRGA. WITH DRY SOURCE EASTERLY FLOW CONTINUING 
WILL LEAVE FORECAST DRY. 

ANY OTHER CHANGES WILL BE MINIMAL WITH NO CHANGES PLANNED TO ONGOING 
HEADLINES.   

&&

.AVIATION...MVFR CIGS CURRENTLY ACROSS SOUTHERN 1/4 OF FORECAST AREA 
WILL SLOWLY LIFT NORTH POSSIBLY REACHING HIGHWAY 2 CORRIDOR AROUND 
MIDNIGHT. CIGS WILL LIKELY CONTINUE TO LOWER DURING DAY TOMORROW. 

&&

.FGF WATCHES/WARNINGS/ADVISORIES...
ND...WINTER STORM WATCH FROM WEDNESDAY EVENING THROUGH LATE FRIDAY 
     NIGHT FOR NDZ006-014-015-024-026-028-029-038-039-049-052-
     053.

     WINTER STORM WATCH FROM THURSDAY MORNING THROUGH LATE FRIDAY 
     NIGHT FOR NDZ007-008-016-027-030-054.

MN...WINTER STORM WATCH FROM WEDNESDAY EVENING THROUGH LATE FRIDAY 
     NIGHT FOR MNZ003-029>031-040.

     WINTER STORM WATCH FROM THURSDAY MORNING THROUGH LATE FRIDAY 
     NIGHT FOR MNZ001-002-004>009-013>017-022>024-027-028-032.

&&

$$
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