Winter Weather Warnings / Watches / Advisories
Issued by NWS Missoula, MT

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WWUS45 KMSO 211206
WSWMSO

URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
506 AM MST Tue Feb 21 2017

MTZ003-211800-
/O.EXA.KMSO.WW.Y.0002.000000T0000Z-170221T1800Z/
506 AM MST Tue Feb 21 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST THIS
MORNING...

* Impacts/Timing: Wet roads and freezing temperatures overnight
  have lead to black ice on primary and secondary roadways this
  morning. In addition, a band of light snow mixed with rain or
  freezing rain will push through the region for the morning
  commute causing slippery roadways. Allow extra drive time this
  morning as road conditions will be highly variable and
  potentially hazardous through mid to late morning.

* Snow accumulations: Trace to 1 inch.

$$

IDZ010-211800-
/O.EXA.KMSO.WW.Y.0002.000000T0000Z-170221T1800Z/
506 AM MST Tue Feb 21 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM MST THIS MORNING
ABOVE 5500 FEET...

* Impacts/Timing: Snow and blowing snow from gusty winds will
  create slick roads and reduced visibility, especially for
  Gilmore Summit. Allow extra drive time this morning as road
  conditions will be highly variable and potentially hazardous
  through mid to late morning.

* Snow accumulations: 1 to 3 inches.

* Locations impacted include: Gilmore Summit

$$

MTZ004-006-221215-
/O.CON.KMSO.WW.Y.0002.000000T0000Z-170222T1800Z/
506 AM MST Tue Feb 21 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST
WEDNESDAY...

* Impacts/Timing: Periods of moderate to occasionally heavy snow
  will lead to snow packed and slippery roads through Wednesday
  morning for mountain passes. Roadways will likely alternate
  between snowpacked and wet throughout today due to
  temperatures near to just above freezing. Valley locations
  along Hwy 200 and I-90 should watch for black ice this morning
  in addition to the expected light snowfall.

* Snow accumulations: Mountain passes: 4 to 8 inches, higher
  totals for Lookout Pass. Valleys: Trace to 2 inches.

* Locations impacted include: Evaro Hill, Highway 200 Thompson
  Falls to Plains, Highway 200 Trout Creek to Heron, I-90
  Lookout Pass to Haugan, Highway 93 Sula to Lost Trail Pass,
  and Lolo Pass

$$

MTZ005-211800-
/O.CON.KMSO.WW.Y.0002.000000T0000Z-170221T1800Z/
506 AM MST Tue Feb 21 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS
MORNING FOR BITTERROOT VALLEY AND MISSOULA...

* Impacts/Timing: Wet roads and freezing temperatures overnight
  have lead to black ice on primary and secondary roadways this
  morning. In addition, a band of light snow mixed with rain
  will push through the region for the morning commute causing
  slippery roadways. Allow extra drive time this morning as road
  conditions will be highly variable and potentially hazardous
  through mid to late morning.

* Snow accumulations: Trace to 1 inch.

$$


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