Northern Rocky Mountain Front Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Winter Weather Advisory
Issued: 5:47 PM MST Dec. 18, 2018 – National Weather Service

... Winter Weather Advisory remains in effect until 8 am MST
Wednesday above 5000 feet...

* what... snow occurring above 5000 feet. Additional snow
accumulations of 2 to 4 inches on Marias Pass, but up to 11
inches in the mountains. Winds gusting as high as 70 mph.

* Where... southern Rocky Mountain front and northern Rocky
Mountain front.

* When... until 8 am MST Wednesday.

* Additional details... travel could be very difficult due to snow
covered and icy roads, as well as some blowing snow.

Precautionary/preparedness actions...

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Expect snow covered roads
and limited visibilities, and use caution while driving.

The latest Road conditions for the state you are calling from can
be obtained by calling 5 1 1.

High Wind Warning
Issued: 2:36 PM MST Dec. 18, 2018 – National Weather Service

... High Wind Warning remains in effect until 5 PM MST Wednesday...

* winds... west 30 to 40 mph with gusts up to 65 mph.

* Timing... tonight through Wednesday morning. Strongest winds are
likely to occur this evening.

* Impacts... isolated power outages are possible. Travel will be
difficult, especially for high profile vehicles.

* Grassland fire danger... the combination of strong winds, low
humidity of 30-40 percent and mild temperatures will create
elevated fire danger in lower elevation grassland areas.

* Impacts... strong winds may blow down limbs, trees, and power
lines. Scattered power outages are expected.
Precautionary/preparedness actions...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 40 mph, or gusts
of 58 mph or more, can lead to property damage.

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