wwus45 kmso 231756
wswmso
idz010-241200-
/o.new.kmso.ww.y.0035.130523t2100z-130524t1500z/
eastern lemhi county-
1156 am mdt thu may 23 2013
...winter weather advisory in effect from 3 pm this afternoon to
9 am mdt friday...
the national weather service in missoula has issued a winter
weather advisory for snow...which is in effect from 3 pm this
afternoon to 9 am mdt friday.
* impacts/timing: a period of heavy wet snow is expected to
develop late this afternoon and persist through the evening.
roads may become slushy causing difficult travel...particularly
over lost trail pass and gilmore summit. slushy snow in salmon
could break tree branches with power outages possible.
* snow accumulations: 1 to 3 inches...locally up to 6 inches over
lost trail pass.
* locations impacted include...bannock pass...highway 28 tendoy to
lone pine...highway 93 lost trail pass to gibbonsville... lemhi
pass...salmon.
precautionary/preparedness actions...
a winter weather advisory for snow means that periods of snow
will cause primarily travel difficulties. be prepared for snow
covered roads and limited visibilities...and use caution while
driving.
&&
$$

wwus45 ktfx 232039
wswtfx
452
urgent - winter weather message
national weather service great falls mt
239 pm mdt thu may 23 2013
mtz009-048-240500-
/o.con.ktfx.ww.y.0020.000000t0000z-130524t1800z/
northern rocky mountain front-southern rocky mountain front-
including the following locations...marias pass
239 pm mdt thu may 23 2013
...winter weather advisory remains in effect until noon mdt
friday for elevations above 5500 feet...
a winter weather advisory for elevations above 5500 feet for snow
remains in effect until noon mdt friday.
* timing and main impact: rain and snow will develop this evening
and continue through friday morning before ending with snow
levels dropping to around 5000 feet. temperatures at or
slightly above freezing will limit accumulations on roadways
over mountain passes...however heavy accumulations are possible
at elevations above 7000 feet.
* snow accumulations: additional snow accumulations of 1 to 3
inches are expected over marias pass...elevations above 7000
feet will see an additional 4 to 8 inches.
* visibility: visibilities could be reduced to less than one
half mile at times.
* elevations: for elevations above 5500 feet.
* other impacts: travelers over marias pass should expect reduced
visibilities and possibly some slush on the roadway tonight
through friday morning. those venturing to elevations above 5000
feet in glacier national park and in the bob marshall wilderness
areas should be prepared for winter conditions.
* locations affected include: marias pass.
* to see a graphical representation of this hazard please
visit. www.wrh.noaa.gov/wrh/whv/?wfo=tfx
precautionary/preparedness actions...
a winter weather advisory for snow means that periods of snow
will cause primarily travel difficulties. be prepared for snow
covered roads and limited visibilities...and use caution while
driving.
&&
$$