Area Forecast Discussion
Issued by NWS Bismarck, ND

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178
FXUS63 KBIS 220309
AFDBIS

Area Forecast Discussion
National Weather Service Bismarck ND
909 PM CST Wed Feb 21 2018

.UPDATE...
Issued at 908 PM CST Wed Feb 21 2018

Quiet weather continues with forecast remaining in good shape.

UPDATE Issued at 630 PM CST Wed Feb 21 2018

Quiet weather continues over the area with only some patches of
clouds moving through.

&&

.SHORT TERM...(This evening through Thursday)
Issued at 328 PM CST Wed Feb 21 2018

Surface high pressure over the IA/MN border will move to
the central Great Lakes by Thu afternoon. Short wave off
the southern CA coast will move into eastern SD Thu
afternoon and will spread light snow over the far southeast
zones.

.LONG TERM...(Thursday night through Wednesday)
Issued at 328 PM CST Wed Feb 21 2018

Upper level short wave will continue to move through the
area Thu night over the far southeast zones. Next short
wave is expected to move into the Northern Plains Sat/Sat
night. For now the precipitation is expected to stay
south and east of the forecast area. Periods of low pops
 move through the area Sun and Tue but again too low to
add. Will keep little or no precip for much of the
extended.

Relative high amplitude upper air pattern with trough on the
southwest US and upper level ridge in the eastern US. Pattern
becomes more zonal after Sun.

&&

.AVIATION...(For the 00Z TAFS through 00Z Thursday evening)
Issued at 630 PM CST Wed Feb 21 2018

VFR conditions will prevail through mid-afternoon Thursday. Lower
ceilings will then develop over south central into southeast
North Dakota by late afternoon with light snow developing. Areas
of MVFR conditions are expected.


&&

.BIS WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

$$

UPDATE...JJS
SHORT TERM...JH
LONG TERM...JH
AVIATION...JJS



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