Winter Weather Warnings / Watches / Advisories
Issued by NWS Boise, ID

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831
WWUS45 KBOI 180258
WSWBOI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
758 PM MST TUE JAN 17 2017

...SIGNIFICANT WINTER WEATHER TO RETURN LATE TONIGHT THROUGH
THURSDAY...

.A PACIFIC STORM WILL BRING SIGNIFICANT SNOW AND ICE TO
SOUTHEASTERN OREGON AND SOUTHWESTERN IDAHO LATE TONIGHT THROUGH
THURSDAY. THE STORM WILL ALSO BRING MUCH WARMER AIR AND RAISE THE
SNOW LEVEL TO 4000 TO 5000 FEET MSL OVER PORTIONS OF THE AREA
WEDNESDAY AND WEDNESDAY NIGHT. WIND-SHELTERED VALLEYS...AND PART
OF THE LOWER TREASURE VALLEY...WILL REMAIN COLD ENOUGH FOR
FREEZING RAIN AND UP TO A QUARTER INCH OF ICE ACCUMULATION. SNOW
WILL CHANGE TO RAIN AT SOME LOWER ELEVATIONS AND...ALONG WITH A
LITTLE SNOWMELT...WILL RESULT IN MORE WATER AND ICE ON THE
FREEZING COLD GROUND.

IDZ011-012-033-ORZ062>064-181215-
/O.CON.KBOI.WS.W.0005.170118T1200Z-170119T1800Z/
WEST CENTRAL MOUNTAINS-LOWER TREASURE VALLEY ID-
UPPER WEISER RIVER-BAKER COUNTY-MALHEUR COUNTY-
LOWER TREASURE VALLEY OR-
758 PM MST TUE JAN 17 2017 /658 PM PST TUE JAN 17 2017/

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST /4 AM
PST/ WEDNESDAY TO 11 AM MST /10 AM PST/ THURSDAY...

* SNOW AMOUNTS...8 TO 15 INCHES AT LOWER ELEVATIONS AND 1 TO 2
  FEET IN THE MOUNTAINS.

* SNOW LEVELS...VALLEY FLOORS THROUGH MUCH OF THE STORM...EXCEPT
  RISING TO 4500 FEET MSL WEDNESDAY NIGHT. SNOW MAY CHANGE TO
  RAIN OR FREEZING RAIN IN VALLEYS FOR A FEW HOURS WEDNESDAY
  NIGHT BEFORE BECOMING ALL SNOW AGAIN THURSDAY.

* WINDS...GENERALLY SOUTHEAST 5 TO 15 MPH.

* TIMING...SNOW WILL BEGIN LATE TUESDAY NIGHT AND TAPER OFF FROM
  THE WEST LATE THURSDAY MORNING.

* IMPACTS...TRAVEL HAZARD DUE TO SNOW-COVERED ROADS. ELEVATIONS
  ABOVE 5000 FEET MAY HAVE BLOWING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT
AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...
AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

IDZ016-181215-
/O.CON.KBOI.WS.W.0005.170118T1800Z-170120T0000Z/
WESTERN MAGIC VALLEY-
758 PM MST TUE JAN 17 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO
5 PM MST THURSDAY...

* SNOW AMOUNTS...6 TO 8 INCHES.

* SNOW LEVELS...3000 TO 4000 FEET.

* WINDS...EAST 10 TO 15 MPH...EXPECT NORTHEAST 15 TO 30 MPH NEAR
  JEROME.

* TIMING...SNOW WILL BEGIN WEDNESDAY MORNING...THEN POSSIBLY MIX
  WITH RAIN OR FREEZING RAIN WEDNESDAY NIGHT AND THURSDAY BELOW
  4000 FEET.

* IMPACTS...TRAVEL HAZARD DUE TO SNOW-COVERED ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT
AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...
AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

ORZ061-181215-
/O.CON.KBOI.WW.Y.0005.170118T0600Z-170119T1200Z/
HARNEY COUNTY-
658 PM PST TUE JAN 17 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 PM THIS
EVENING TO 4 AM PST THURSDAY...

* SNOW AMOUNTS...4 TO 8 INCHES IN THE NORTHERN THIRDS OF THE
  COUNTIES. 1 TO 4 INCHES IN THE SOUTHERN TWO THIRDS. AREAS OF
  FREEZING RAIN.

* SNOW LEVELS...VALLEY FLOORS TONIGHT AND WEDNESDAY MORNING...
  RISING TO 5000 FEET MSL WEDNESDAY AFTERNOON AND WEDNESDAY
  NIGHT...THEN LOWERING TO THE VALLEY FLOORS THURSDAY.

* WINDS...GENERALLY EAST 5 TO 15 MPH.

* TIMING...SNOW WILL BEGIN TONIGHT AND TAPER OFF FROM THE WEST
  THURSDAY.

* IMPACTS...TRAVEL HAZARD DUE TO SNOW AND ICE-COVERED ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ013-014-029-181215-
/O.CON.KBOI.WW.Y.0005.170118T1200Z-170119T1800Z/
BOISE MOUNTAINS-UPPER TREASURE VALLEY-OWYHEE MOUNTAINS-
758 PM MST TUE JAN 17 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 AM WEDNESDAY
TO 11 AM MST THURSDAY...

* SNOW AMOUNTS...HIGHLY VARIABLE. 2 TO 5 INCHES IN ADA COUNTY
  BEFORE MIXING WITH OR CHANGING TO FREEZING RAIN AND/OR RAIN.
  ELMORE COUNTY WILL SEE 3 TO 7 INCHES...ALSO POSSIBLY MIXED WITH
  FREEZING RAIN AND/OR RAIN AT TIMES.

* SNOW LEVELS...VALLEY FLOORS...RISING TO 3500 FEET MSL
  WEDNESDAY NIGHT.

* WINDS...SOUTHEAST 5 TO 15 MPH.

* TIMING...SNOW WILL BEGIN LATE TONIGHT AND CONTINUE THROUGH
  THURSDAY MORNING. SNOW WILL MIX WITH FREEZING RAIN AND/OR RAIN
  AT TIMES WEDNESDAY NIGHT AND THURSDAY.

* IMPACTS...TRAVEL HAZARD DUE TO SNOW AND THEN SIGNIFICANT SLUSH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

IDZ015-028-030-181215-
/O.CON.KBOI.WW.Y.0005.170118T1800Z-170120T0000Z/
SOUTHWEST HIGHLANDS-CAMAS PRAIRIE-SOUTHERN TWIN FALLS COUNTY-
758 PM MST TUE JAN 17 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM WEDNESDAY
TO 5 PM MST THURSDAY...

* SNOW AMOUNTS...2 TO 6 INCHES AT LOWER ELEVATIONS AND UP TO A
  FOOT IN THE MOUNTAINS. MAY MIX WITH RAIN AT TIMES BELOW 4500
  FEET.

* SNOW LEVELS...RISING TO 4500 FEET WEDNESDAY AFTERNOON AND
  NIGHT...THEN LOWERING TO VALLEY FLOORS THURSDAY.

* WINDS...SOUTH 5 TO 15 MPH.

* TIMING...SNOW WILL BEGIN WEDNESDAY MORNING THEN CHANGE TO RAIN
  BELOW 4500 FEET MSL LATE WEDNESDAY AND WEDNESDAY NIGHT BEFORE
  CHANGING BACK TO SNOW THURSDAY.

* IMPACTS...TRAVEL HAZARD DUE TO SNOW-COVERED ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL PRIMARILY CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.
&&

$$



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