Winter Weather Warnings / Watches / Advisories
Issued by NWS Spokane, WA

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281
WWUS46 KOTX 180312
WSWOTX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Spokane WA
712 PM PST Sun Dec 17 2017

...LIGHT TO MODERATE SNOW TONIGHT. HEAVY SNOW MONDAY NIGHT AND
TUESDAY...

.An extended period of winter weather will impact portions of the
region. Light to moderate snow will fall across the central to
northern Idaho Panhandle tonight into Monday morning. Snow
retreats to the Central Panhandle Mountains Monday evening then a
stronger storm system arrives Monday night spreading snow back to
the north. This system has the potential to produce very heavy
snow accumulations across the northern mountains. Valleys will
start as snow but look to switch to rain after light to moderate
accumulations. The exception will along the immediate Canadian
Border which has the potential to remain snow throughout the
event. If this occurs, heavy snow accumulations are possible.

WAZ037-181300-
/O.CAN.KOTX.WW.Y.0035.000000T0000Z-171218T0600Z/
/O.CON.KOTX.WS.A.0007.171219T0600Z-171220T0900Z/
Northeast Mountains-
Including the following locations Colville, Deer Park, Chewelah,
Newport, Kettle Falls, Springdale-Hunters Road, Orin-Rice Road,
and Flowery Trail Road
712 PM PST Sun Dec 17 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM MONDAY EVENING
THROUGH LATE TUESDAY NIGHT...
...WINTER WEATHER ADVISORY IS CANCELLED...

* WHAT...Heavy snow possible. Plan on difficult travel conditions.
  Total snow accumulations of 4 to 8 inches, with mountain
  accumulations up to 20 inches, are possible.

* WHERE...Colville, Deer Park, Chewelah, Newport, Kettle Falls,
  Springdale-Hunters Road, Orin-Rice Road, and Flowery Trail
  Road.

* WHEN...From Monday evening through late Tuesday night.

* ADDITIONAL DETAILS...Heavy snow accumulations Tuesday will
  create very difficult travel conditions. Localized power outages
  will be possible from heavy wet snow. Heaviest snow
  accumulations will be near the Canadian Border with a transition
  to rain for the southern valleys.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

&&

$$

IDZ002-180415-
/O.CAN.KOTX.WW.Y.0035.000000T0000Z-171218T0600Z/
Coeur d`Alene Area-
712 PM PST Sun Dec 17 2017

...WINTER WEATHER ADVISORY IS CANCELLED...

Temperatures are beginning to warm up above freezing with snow
expected to transition over to rain. Any additional snow this
evening is expected to melt on roadways with minimal impacts to
travel.

$$

IDZ001-181300-
/O.CON.KOTX.WS.W.0011.000000T0000Z-171220T1500Z/
Northern Panhandle-
Including the following locations Sandpoint, Bonners Ferry,
Priest River, Eastport, and Schweitzer Mountain Road
712 PM PST Sun Dec 17 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM PST
WEDNESDAY...

* WHAT...Heavy snow occurring. Travel will be very difficult to
  impossible, mainly on Tuesday in the valleys. Through Monday
  afternoon, additional snow accumulations of up to 2 inches in
  the valleys and 4 to 9 inches in the mountains. Monday night
  through Wednesday morning, 3 to 8 inches in the valleys with
  higher amounts possible near the Canadian Border. In the
  mountains, 16 to 24 inches.

* WHERE...Sandpoint, Bonners Ferry, Priest River, Eastport, and
  Schweitzer Mountain Road.

* WHEN...Until 7 AM Wednesday. Light to moderate snow tonight
  through Monday morning. There will be a break Monday afternoon
  and evening then snow returns early Tuesday morning.

* ADDITIONAL DETAILS...Mountain winds gusting as high as 35 mph
  will cause areas of blowing and drifting snow. Heavy snow
  accumulations Tuesday will create very difficult travel
  conditions. Localized power outages will be possible from heavy
  wet snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

&&

$$

IDZ004-181300-
/O.CON.KOTX.WS.W.0011.000000T0000Z-171220T1500Z/
Central Panhandle Mountains-
Including the following locations Kellogg, Pinehurst, Osburn,
Wallace, Mullan, Fourth of July Pass, Dobson Pass,
and Lookout Pass
712 PM PST Sun Dec 17 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM PST
WEDNESDAY...

* WHAT...Heavy snow occurring. Travel will be very difficult,
  including across Lookout Pass. Through Monday afternoon,
  additional snow accumulations of up to 2 inches in the valleys
  and 8 to 15 inches in the mountains. Monday night through
  Wednesday morning, 1 to 4 inches in the valleys and in the
  mountains, 12 to 18 inches.

* WHERE...Kellogg, Pinehurst, Osburn, Wallace, Mullan, Fourth of
  July Pass, Dobson Pass, and Lookout Pass.

* WHEN...Until 7 AM Wednesday. Light to moderate snow tonight
  through Monday morning. Snow levels rise near 3500 feet Monday
  and remain there through Tuesday night with heavy snow
  continuing in the mountains. Rain switches back to snow in the
  valleys Wednesday morning with minor accumulations.

* ADDITIONAL DETAILS...Mountain winds gusting as high as 35 mph
  will cause areas of blowing and drifting snow. Heavy mountain
  snow accumulations will create hazardous travel conditions
  across Lookout and Dobson Pass. Localized power outages will be
  possible from heavy wet snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are occurring. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency. The latest road conditions for the state you are
calling from can be obtained by calling 5 1 1.

&&

$$

WAZ038-181300-
/O.CON.KOTX.WS.A.0007.171219T0600Z-171220T0900Z/
Okanogan Highlands-
Including the following locations Republic, Inchelium, Wauconda,
Chesaw Road, Highway 20 Wauconda Summit, Boulder Creek Road,
and Sherman Pass
712 PM PST Sun Dec 17 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM MONDAY EVENING
THROUGH LATE TUESDAY NIGHT...

* WHAT...Heavy snow possible. Plan on difficult travel
  conditions, including during the morning commute on Tuesday.
  Total snow accumulations of 3 to 6 inches, with mountain
  accumulations up to 15 inches, are possible.

* WHERE...Republic, Inchelium, Wauconda, Chesaw Road, Highway 20
  Wauconda Summit, Boulder Creek Road, and Sherman Pass.

* WHEN...From Monday evening through late Tuesday night.

* ADDITIONAL DETAILS...Heavy snow accumulations Tuesday will
  create very difficult travel conditions. Localized power outages
  will be possible from heavy wet snow. Heaviest snow
  accumulations will be near the Canadian Border with a transition
  to rain for the southern valleys.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

&&

$$

WAZ042-181300-
/O.CON.KOTX.WS.A.0007.171219T0000Z-171220T0900Z/
East Slopes Northern Cascades-
Including the following locations Leavenworth, Mazama, Twisp,
Winthrop, Stehekin, Conconully, Blewett Pass, and Loup Loup Pass
712 PM PST Sun Dec 17 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH LATE TUESDAY NIGHT...

* WHAT...Heavy snow possible. Plan on difficult travel conditions.
  Total snow accumulations of 9 to 13 inches, with mountain
  accumulations up to 25 inches, are possible.

* WHERE...Leavenworth, Mazama, Twisp, Winthrop, Stehekin,
  Conconully, Blewett Pass, and Loup Loup Pass.

* WHEN...From Monday afternoon through late Tuesday night.

* ADDITIONAL DETAILS...Heavy snow accumulations Tuesday will
  create very difficult travel conditions. Localized power outages
  will be possible from heavy wet snow. Heaviest snow
  accumulations will be near the Crest. Lower snow amounts for the
  eastern valleys closest to the Columbia River.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

&&

$$



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