Area Forecast Discussion
Issued by NWS Great Falls, MT

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FXUS65 KTFX 141120
AFDTFX

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREAT FALLS MT
520 AM MDT Sun Sep 14 2014

...UPDATE TO AVIATION...

.DISCUSSION...
Today through Tuesday...Quiet weather continues for the next few
days. High pressure builds over the region today, bringing warmer
and dry conditions for the start of the week. Temperatures will
reach the 70s Monday and 80s Tuesday.

Tuesday Night through Sunday...Middle portion of the week continues
to look dry and warm as the upper level ridge cross the Northern
Rocky Mountains. Situation changes Wednesday night into Thursday as
an upper level trough sweeps eastward through the Pacific Northwest
and into the Northern Rocky Mountains. Temperatures remain above
seasonal averages ON Thursday but there will be an increasing chance
for showers and possibly a thunderstorm, especially in Southwest
Montana and along the Rocky Mountain Front. The trough will be over
the state on Friday for cooler temperatures and a continued chance
for precipitation.  Trough moves east of the forecast area by
Saturday allowing the ridge to rebuild with high temperatures back
above seasonal averages by Sunday and isolated mountain showers
lingering over the region. mpj

&&

.AVIATION...
UPDATED 1120Z.
An upper level high pressure ridge will gradually build over the
Northern Rocky Mountains today and tonight. Skies will remain mostly
clear for widespread VFR conditions through Monday morning and winds
will be generally light. mpj

&&

.PRELIMINARY POINT TEMPS/POPS...
GTF  65  41  75  45 /   0   0   0   0
CTB  63  39  73  41 /   0   0   0   0
HLN  70  42  79  47 /   0   0   0   0
BZN  68  36  75  42 /   0   0   0   0
WEY  67  29  70  32 /   0   0   0   0
DLN  73  39  78  43 /   0   0   0   0
HVR  65  40  73  44 /   0   0   0   0
LWT  62  40  73  45 /   0   0   0   0

&&

.TFX WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

$$

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