Area Forecast Discussion
Issued by NWS Cheyenne, WY

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FXUS65 KCYS 190904

Area Forecast Discussion
National Weather Service Cheyenne WY
304 AM MDT Mon Mar 19 2018

.SHORT TERM...(Today through Tuesday)
Issued at 304 AM MDT Mon Mar 19 2018

Rather compact upper low moving across the Ks/Ok border early this
morning with cloud tops now warming over the CWA. Enhancement of
light snow over southeast Wy earlier is now waning as dynamics
are moving out of the area and expect this trend to continue.
Webcams show roads in decent shape so have opted to cancel all
highlites with forecast issuance as little additional snowfall is

A cool day across the CWA today under nwly flow aloft. It will be
a little breezy as some of the faster mid level winds mix down.
Should also see some snow showers around the mtns this afternoon
as a weak impulse moves by. Latest HRRR continues to show this.
Activity will end this evening with clearing conditions. Dry
Tuesday as upper ridging begins moving towards the area. Max
temperatures about 10 degrees warmer on Tuesday with more sunshine
and warming 700H temps.

.LONG TERM...(Tuesday night through Sunday)
Issued at 304 AM MDT Mon Mar 19 2018

Fairly quiet pattern with a gradual warmup expected Wednesday into
Thursday. The models still depict an increase in shortwave energy
and moisture by Friday and through the weekend as a rather broad
upper trough moves eastward from the Pacific Northwest. Have kept
trends from the extended range ensembles going through the weekend
with some mention of precipitation chances by the weekend.


.AVIATION...(For the 06Z TAFS through 06Z Monday evening)
Issued at 304 AM MDT Mon Mar 19 2018

IFR to MVFR conditions gradually improving through mid morning as
light snow gradually tapers off and the upper low moves farther
to the east into the central Plains. MVFR to VFR expected after


Issued at 304 AM MDT Mon Mar 19 2018

Fire concerns to remain very low over the next few days due to
cool to mild temperatures and recent wetting precipitation.




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