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fxus65 kgjt 161018 

Area forecast discussion
National Weather Service Grand Junction Colorado
318 am MST Tue Jan 16 2018

Short term...(today through wednesday)
issued at 251 am MST Tue Jan 16 2018

A transitory ridge will ride over the area today and tonight. Dry
northwest flow, above normal temperatures and only some high
cirrus clouds are expected today and this evening. A weakening
upper trough will move into NE Utah late tonight then move over
northwest Colorado Wednesday. Only mid and high cloud will
accompany this feature, with the slightest chance of flurries over
the higher peaks north of Interstate 70.

Long term...(wednesday night through monday)
issued at 300 am MST Tue Jan 16 2018

A ridge will continue building over the Great Basin Wednesday
night and sliding east. The upper Ridgeline should pass over
western Colorado Thursday afternoon followed by increasing high clouds
and increasing southwest winds aloft.

Thursday night the southwest winds aloft will continue increasing.
Lowering middle level cloud with spread over the area as a strong
storm moves onshore over the Pacific northwest.

The models continue to present similar solutions with the next
potentially strong storm. The trough strengthens as it digs from
the pacnw into the Great Basin Friday afternoon. By Friday evening
the surface cold front is projected into NE Utah and it sweeps
across western Colorado during the day on Saturday. The models have
consistently brought in ample moisture and significantly colder
air to bring snowfall to all elevations by Saturday through
Sunday. Behind the cold front 700 mb temps are still projected in
the -10 to -16 degree range which should bring snowfall down to
the lower valleys.

Monday will bring drying from west to east as another ridge builds
over the Great Basin.


Aviation...(for the 12z tafs through 12z Wednesday morning)
issued at 251 am MST Tue Jan 16 2018

VFR conditions will prevail for the next 24 hours with high
pressure and dry northwest winds aloft continuing.


Gjt watches/warnings/advisories...

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