Alert archive / Montana / Winter Storm Warnings in 2017

Winter Storm Warning 2, NWS Missoula, MT

January 7, 20179 counties in Montana; Lemhi County, Idaho

NWS Missoula, MT issued this winter storm warning at Jan 7, 2017, 11:27 PM MST for 9 counties in Montana; Lemhi County, Idaho. It was in force for 42 hr. 19 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 7, 2017, 11:27 PM MST (06:27 UTC)
Expired
Jan 9, 2017, 5:00 PM MST
In force
42 hr
Issued by
NWS Missoula, MT

Counties Lemhi County, ID, Flathead County, MT, Granite County, MT, Lake County, MT, Lincoln County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT

The radar

The Missoula radar (KMSX), 17 km from the middle of the area, began a volume at 06:30 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jan 8, 6:26 AM MSTSNOW 1.54 Ssw Missoula, MT.
Jan 8, 6:27 AM MSTSNOW 2.46 Nw Missoula, MT.
Jan 8, 7:31 AM MSTSNOW 2Kalispell, MT.
Jan 8, 7:50 AM MSTSNOW 3.53 E Florence, MT.
Jan 8, 7:52 AM MSTSNOW 4Stevensville, MT.
Jan 8, 8:02 AM MSTSNOW 3Bigfork, MT.
Jan 8, 8:03 AM MSTSNOW 2Columbia Falls, MT.
Jan 8, 8:23 AM MSTSNOW 6.58 N Finley Point, MT.
Jan 8, 8:30 AM MSTSNOW 3.32 E Polson, MT.
Jan 8, 8:41 AM MSTSNOW 3.81 Sw Columbia Falls, MT.
Jan 8, 9:24 AM MSTSNOW 61 S Condon, MT.
Jan 9, 8:00 AM MSTSNOW 31 S Polson, MTHEAVY SNOW OCCURRING AT TIME OF REPORT.
Jan 9, 8:00 AM MSTSNOW 5Libby, MT.
Jan 9, 8:24 AM MSTSNOW 5.5Yaak, MTSNOWING AGAIN AT TIME OF REPORT.
Jan 9, 8:55 AM MSTSNOW 4.54 Ssw Missoula, MT.
Jan 9, 9:00 AM MSTSNOW 41 Nnw Greenough, MTSNOW OCCURRED OVERNIGHT. FREEZING RAIN OCCURRING AT TIME OF REPORT.
Jan 9, 11:00 AM MSTHEAVY SNOW 14.437 Ne Mackay, IDMEADOW LAKE SNOTEL 9150 MSL. 48-HOUR TOTAL.
Jan 9, 11:38 AM MSTSNOW 613 Nne Kootenai Falls, MTSKI AREA SNOW REPORT.
Jan 9, 1:33 PM MSTSNOW 82 Nw Libby, MT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Spokane, WA (KOTX), launched 00:00Z, 6.5 hours before the alert went out and 180 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Spokane, WA at 00:00Z on 2017-01-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 00:00Z on 2017-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1938 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

273 
WWUS45 KMSO 080627
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1127 PM MST SAT JAN 7 2017

MTZ002-003-090630-
/O.UPG.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
/O.NEW.KMSO.WS.W.0002.170108T0627Z-170110T0000Z/
1127 PM MST SAT JAN 7 2017

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST MONDAY...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: 

SATURDAY NIGHT THROUGH SUNDAY MORNING: PERIODS OF MODERATE TO 
HEAVY SNOW BETWEEN 9PM SATURDAY AND 11 AM SUNDAY MORNING WILL MAKE
ROADWAYS VERY SLICK. SNOW REMOVAL EFFORTS MAY BE HINDERED DUE TO 
THE INCREASED AMOUNT OF SNOW. THERE WILL BE A LULL IN SNOWFALL 
DURING THE DAY SUNDAY BEFORE THE SECOND, HEAVIER WAVE OF SNOW 
ARRIVES SUNDAY NIGHT THROUGH MONDAY. 

SUNDAY NIGHT THROUGH MONDAY: A SECOND WAVE OF MODERATE TO HEAVY 
SNOW WILL OCCUR LATE SUNDAY THROUGH THE DAY MONDAY, FURTHER 
IMPACTING TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW 
VISIBILITY AND DANGEROUS TRAVEL IS LIKELY DURING THIS SECOND WAVE.


* LOCATIONS IMPACTED INCLUDE: BAD ROCK CANYON, ESSEX, HIGHWAY 83 
  BIGFORK TO SWAN LAKE, MARIAS PASS, POLEBRIDGE, FLATHEAD LAKE, 
  FLATHEAD VALLEY, MISSION VALLEY, AND POLSON

$$

MTZ001-090630-
/O.UPG.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
/O.NEW.KMSO.WS.W.0002.170108T0627Z-170110T0000Z/
1127 PM MST SAT JAN 7 2017

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST MONDAY...

THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: 

SATURDAY NIGHT THROUGH SUNDAY MORNING: PERIODS OF MODERATE TO 
HEAVY SNOW BETWEEN 9PM SATURDAY AND 11 AM SUNDAY MORNING WILL MAKE
ROADWAYS VERY SLICK. THERE WILL BE A LULL IN SNOWFALL DURING THE 
DAY SUNDAY BEFORE THE SECOND, HEAVIER WAVE OF SNOW ARRIVES SUNDAY
NIGHT THROUGH MONDAY. 

SUNDAY NIGHT THROUGH MONDAY: A PROLONGED PERIOD OF MODERATE TO 
HEAVY SNOW WILL OCCUR, CREATING ANOTHER ROUND OF LOW VISIBILITY 
AND DANGEROUS TRAVEL. 

* LOCATIONS IMPACTED INCLUDE: HIGHWAY 2 KALISPELL TO LIBBY, 
  HIGHWAY 37 EUREKA TO LIBBY, HIGHWAY 56 BULL LAKE ROAD, AND 
  HIGHWAY 93 EUREKA TO WHITEFISH

$$

IDZ010-090630-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
/O.CON.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
1127 PM MST SAT JAN 7 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SUNDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH MONDAY AFTERNOON...

* IMPACTS/TIMING: PERIODS OF MODERATE SNOW BETWEEN 9PM SATURDAY
  AND 2 PM SUNDAY WILL MAKE ROADWAYS VERY SLICK. IN ADDITION,
  GUSTY WINDS WILL CREATE PERIODS OF BLOWING SNOW AND LOW
  VISIBILITY, PARTICULARLY AT GILMORE SUMMIT. SUNDAY AFTERNOON
  THROUGH MONDAY THERE IS POTENTIAL FOR SNOW, FREEZING RAIN, AND 
  SLEET.

* SNOW ACCUMULATIONS: AROUND AN INCH IN SALMON AND UP TO 3 
  INCHES IN THE HIGHER TERRAIN TONIGHT. 

* ICE: LATE SUNDAY AFTERNOON THROUGH MONDAY THERE IS A CHANCE 
  FOR FREEZING RAIN CAUSING ICY ROADS AND A LIGHT ICE COATING ON 
  EXPOSED SURFACES. 

* LOCATIONS IMPACTED INCLUDE: BANNOCK PASS, HIGHWAY 28 TENDOY TO 
  LONE PINE, HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE, LEMHI 
  PASS, AND SALMON

$$

MTZ005-090630-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
/O.CON.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
1127 PM MST SAT JAN 7 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SUNDAY FOR BITTERROOT VALLEY AND MISSOULA...
...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH MONDAY AFTERNOON FOR BITTERROOT VALLEY AND MISSOULA...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL LAST THROUGH SUNDAY
  MORNING CAUSING SLICK AND SNOW COVERED ROADS AND DIFFICULT
  DRIVING. A BRIEF LULL IN WEATHER DURING THE DAY SUNDAY WILL
  OCCUR BEFORE THE NEXT WAVE OF MOISTURE ARRIVES LATE SUNDAY 
  AFTERNOON THROUGH MONDAY, WHERE THERE IS A POTENTIAL FOR 
  FREEZING RAIN AND SLEET TO MIX WITH SNOW, CREATING POTENTIALLY 
  HAZARDOUS TRAVEL.

* SNOW ACCUMULATIONS: 2 TO 5 INCHES BY SUNDAY MORNING. 

* ICE: LATE SUNDAY AFTERNOON THROUGH MONDAY THERE IS A CHANCE 
  FOR FREEZING RAIN CAUSING ICY ROADS AND A LIGHT ICE COATING ON 
  EXPOSED SURFACES. 

$$

MTZ004-090630-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
/O.CON.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
1127 PM MST SAT JAN 7 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SUNDAY...
...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH MONDAY AFTERNOON...

* IMPACTS/TIMING: MODERATE SNOW WILL CONTINUE THROUGH SUNDAY
  MORNING BRINGING SLICK AND SNOW COVERED ROADS AND DIFFICULT
  DRIVING. LOCALLY HEAVIER SNOWFALL RATES WILL CREATE DANGEROUS
  DRIVING FROM HAUGAN TO LOOKOUT PASS. A BRIEF LULL IN WEATHER
  DURING THE DAY SUNDAY WILL OCCUR BEFORE THE NEXT WAVE OF
  MOISTURE ARRIVES LATE SUNDAY AFTERNOON THROUGH MONDAY, WHERE 
  THERE IS A POTENTIAL FOR FREEZING RAIN AND SLEET TO MIX WITH 
  SNOW, CREATING HAZARDOUS TRAVEL.

* SNOW ACCUMULATIONS: GENERALLY 1 TO 3 INCHES WITH 4 TO 6 INCHES 
  AT LOOKOUT PASS. 

* ICE: LATE SUNDAY AFTERNOON THROUGH MONDAY THERE IS A CHANCE 
  FOR FREEZING RAIN CAUSING ICY ROADS AND A LIGHT ICE COATING ON 
  EXPOSED SURFACES. 

* LOCATIONS IMPACTED INCLUDE: EVARO HILL, HIGHWAY 200 THOMPSON 
  FALLS TO PLAINS, HIGHWAY 200 TROUT CREEK TO HERON, AND I- 90 
  LOOKOUT PASS TO HAUGAN

$$

MTZ043-090630-
/O.EXA.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
1127 PM MST SAT JAN 7 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SUNDAY...
...WINTER STORM WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY AFTERNOON...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL LAST THROUGH SUNDAY
  MORNING CAUSING SLICK AND SNOW COVERED ROADS AND DIFFICULT
  DRIVING. A BRIEF LULL IN WEATHER DURING THE DAY SUNDAY WILL
  OCCUR BEFORE THE NEXT WAVE OF MOISTURE ARRIVES LATE SUNDAY 
  AFTERNOON THROUGH MONDAY, WHERE THERE IS A POTENTIAL FOR 
  FREEZING RAIN AND SLEET TO MIX WITH SNOW, CREATING POTENTIALLY 
  HAZARDOUS TRAVEL.

* SNOW ACCUMULATIONS: 2 TO 5 INCHES BY SUNDAY MORNING.

* ICE: LATE SUNDAY AFTERNOON THROUGH MONDAY THERE IS A CHANCE 
  FOR FREEZING RAIN CAUSING ICY ROADS AND A LIGHT ICE COATING ON 
  EXPOSED SURFACES. 

$$

IDZ005-006-MTZ006-090630-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
1127 PM MST SAT JAN 7 2017 /1027 PM PST SAT JAN 7 2017/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM
PST/ MONDAY...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL LAST THROUGH SUNDAY
  MORNING CAUSING SLICK AND SNOW COVERED ROADS AND DIFFICULT
  DRIVING. A BRIEF LULL IN WEATHER DURING THE DAY SUNDAY WILL
  OCCUR BEFORE THE NEXT WAVE OF MOISTURE ARRIVES LATE SUNDAY
  AFTERNOON THROUGH MONDAY, WHERE THERE IS A POTENTIAL FOR
  FREEZING RAIN AND SLEET TO MIX WITH SNOW, CREATING POTENTIALLY
  HAZARDOUS TRAVEL. EXPECT VARIABLE CONDITIONS ALONG HIGHWAY 12 
  TO LOLO PASS. 

* SNOW ACCUMULATIONS: 2 TO 5 INCHES.

* LOCATIONS IMPACTED INCLUDE: ELK RIVER, HIGHWAY 11 PIERCE TO 
  HEADQUARTERS, PIERCE, DIXIE, ELK CITY, HIGHWAY 12 LOWELL TO 
  LOLO PASS, HIGHWAY 93 SULA TO LOST TRAIL PASS, AND LOLO PASS

$$

IDZ007-008-090600-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170109T0600Z/
1027 PM PST SAT JAN 7 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST
SUNDAY...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL MAKE ROADS SLICK DUE
  TO SNOW COVER. SUNDAY THERE IS POTENTIAL FOR FREEZING RAIN 
  WHICH COULD CREATE HAZARDOUS TRAVEL.


* SNOW ACCUMULATIONS: 1 TO 3 INCHES OF NEW SNOW BY SUNDAY 
  EVENING. 

* LOCATIONS IMPACTED INCLUDE: CAMAS PRAIRIE, GRANGEVILLE AND 
  VICINITY, GREER GRADE, HIGHWAY 95 SLATE CREEK TO RIGGINS, AND 
  WHITE BIRD GRADE

$$

IDZ009-082100-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
1127 PM MST SAT JAN 7 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SUNDAY FOR SHOUP...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL MAKE ROADS SLICK DUE
  TO SNOW COVER. LOCALLY GUSTY WINDS WILL CREATE BLOWING SNOW AND
  LOW VISIBILITY AT TIMES.

* SNOW ACCUMULATIONS: 1 TO 3 INCHES OF NEW SNOW BY SUNDAY 
  EVENING WITH HIGHER AMOUNTS IN THE MOUNTAINS. 

$$

MTZ007-082100-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
1127 PM MST SAT JAN 7 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 PM MST
SUNDAY...

* IMPACTS/TIMING: ROAD CONDITIONS WILL CONTINUE TO DEGRADE DUE TO
  PERIODS OF MODERATE SNOW INTO SUNDAY MORNING. THE NATURE OF THE
  SNOW AND COLD TEMPERATURES WILL MAKE ROADWAYS VERY SLICK.

* SNOW ACCUMULATIONS: 1 TO 4 INCHES OF SNOW FOR THE HIGHER
  VALLEYS, WITH LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS.

* LOCATIONS IMPACTED INCLUDE: BUTTE, GEORGETOWN LAKE, HIGHWAY 12 
  GARRISON TO ELLISTON, HOMESTAKE PASS, AND MACDONALD PASS

$$
6 follow-up statements
835 
WWUS45 KMSO 081035
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
335 AM MST SUN JAN 8 2017

IDZ010-091045-
/O.CAN.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
/O.UPG.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
/O.EXB.KMSO.WS.W.0002.170108T2100Z-170110T0000Z/
335 AM MST SUN JAN 8 2017

...WINTER STORM WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 PM MST MONDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER
WEATHER ADVISORY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: PERIODS OF MODERATE TO HEAVY SNOW WILL OCCUR
  LATER THIS AFTERNOON THROUGH MONDAY. OF MORE CONCERN WILL BE THE
  POTENTIAL FOR FREEZING RAIN AND SLEET TO MIX WITH SNOW AT TIMES
  IN VALLEYS, CAUSING UNPREDICTABLE AND DANGEROUS TRAVEL. GUSTY 
  WINDS WILL CREATE PERIODS OF BLOWING SNOW AND LOW VISIBILITY 
  OVER GILMORE SUMMIT. 

* SNOW ACCUMULATIONS: 1 TO 2 INCHES IN VALLEYS, MIXING WITH
  SLEET/FREEZING RAIN AT TIMES. 4 TO 7 INCHES OVER MOUNTAIN
  PASSES.

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS. SNOW-COVERED
SURFACES THAT RECEIVE AN ICE COATING WILL BECOME ESPECIALLY 
SLICK.

$$

MTZ007-091045-
/O.CAN.KMSO.WW.Y.0001.000000T0000Z-170108T2100Z/
/O.NEW.KMSO.WW.Y.0002.170108T2100Z-170110T0000Z/
335 AM MST SUN JAN 8 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 PM MST MONDAY...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL DEGRADE ROAD
  CONDITIONS LATER THIS AFTERNOON THROUGH MONDAY. 

* SNOW ACCUMULATIONS: 1 TO 4 INCHES FOR THE HIGHER VALLEYS, WITH
  LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS AND OVER MOUNTAIN
  PASSES. 

* LOCATIONS IMPACTED INCLUDE: BUTTE, GEORGETOWN LAKE, HIGHWAY 12 
  GARRISON TO ELLISTON, HOMESTAKE PASS, AND MACDONALD PASS

$$

MTZ005-091045-
/O.UPG.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
/O.EXB.KMSO.WS.W.0002.170108T2100Z-170110T0000Z/
/O.EXT.KMSO.WW.Y.0001.000000T0000Z-170108T1500Z/
335 AM MST SUN JAN 8 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 8 AM MST THIS
MORNING FOR BITTERROOT VALLEY AND MISSOULA...
...WINTER STORM WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 PM MST MONDAY FOR BITTERROOT VALLEY AND MISSOULA...

THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: LIGHT SNOW WILL CAUSE SLICK TRAVEL CONDITIONS THIS
MORNING. 

A BRIEF LULL IN SNOWFALL WILL OCCUR TODAY BEFORE THE NEXT WAVE OF
MOISTURE ARRIVES LATE THIS AFTERNOON THROUGH MONDAY. SNOW WILL 
OVERSPREAD THE AREA, AND COULD BE MODERATE TO HEAVY AT TIMES. SNOW
COULD MIX WITH FREEZING RAIN AND SLEET, CREATING UNPREDICTABLE 
AND DANGEROUS TRAVEL.

* SNOW ACCUMULATIONS: 2 TO 5 INCHES, MIXING WITH SLEET AND
  FREEZING RAIN AT TIMES.

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS. SNOW-COVERED
  SURFACES THAT RECEIVE AN ICE COATING WILL BECOME ESPECIALLY 
  SLICK.

$$

MTZ004-091045-
/O.UPG.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
/O.EXB.KMSO.WS.W.0002.170108T2100Z-170110T0000Z/
/O.EXT.KMSO.WW.Y.0001.000000T0000Z-170108T1500Z/
335 AM MST SUN JAN 8 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 8 AM MST THIS
MORNING...
...WINTER STORM WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 PM MST MONDAY...

THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: LIGHT SNOW WILL CONTINUE TO CAUSE SLICK TRAVEL 
CONDITIONS THIS MORNING. 

A BRIEF LULL IN SNOWFALL WILL OCCUR TODAY BEFORE THE NEXT WAVE OF
MOISTURE ARRIVES LATE THIS AFTERNOON THROUGH MONDAY. SNOW WILL 
OVERSPREAD THE AREA, AND COULD BE MODERATE TO HEAVY AT TIMES. SNOW
COULD MIX WITH FREEZING RAIN AND SLEET, CREATING UNPREDICTABLE 
AND DANGEROUS TRAVEL.

* SNOW ACCUMULATIONS: 3 TO 6 INCHES IN VALLEYS. 8 TO 12 INCHES
  OVER LOOKOUT PASS. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS. SNOW- 
COVERED SURFACES THAT RECEIVE AN ICE COATING WILL BECOME 
ESPECIALLY SLICK.


$$

MTZ043-091045-
/O.UPG.KMSO.WS.A.0001.170108T2100Z-170110T0000Z/
/O.EXB.KMSO.WS.W.0002.170108T2100Z-170110T0000Z/
/O.EXT.KMSO.WW.Y.0001.000000T0000Z-170108T1500Z/
335 AM MST SUN JAN 8 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 8 AM MST THIS
MORNING...
...WINTER STORM WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO
5 PM MST MONDAY...

THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: LIGHT SNOW WILL CAUSE SLICK TRAVEL CONDITIONS THIS
MORNING.

A BRIEF LULL IN WEATHER WILL OCCUR TODAY BEFORE THE NEXT WAVE OF 
MOISTURE ARRIVES LATE THIS AFTERNOON THROUGH MONDAY. SNOW WILL 
OVERSPREAD THE AREA, AND COULD BE MODERATE TO HEAVY AT TIMES. SNOW
COULD MIX WITH FREEZING RAIN AND SLEET, CREATING UNPREDICTABLE 
AND DANGEROUS TRAVEL.

* SNOW ACCUMULATIONS: 5 TO 8 INCHES. UP TO A FOOT OR MORE IN HIGH
  TERRAIN.

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS AND CREATE A
  LIGHT ICE COATING ON EXPOSED SURFACES. SNOW-COVERED SURFACES
  THAT RECEIVE AN ICE COATING WILL BECOME ESPECIALLY SLICK.

$$

MTZ002-003-091045-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
335 AM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: 

THIS MORNING: PERIODS OF LIGHT TO MODERATE SNOW
WILL MAKE ROADWAYS VERY SLICK. SNOW REMOVAL EFFORTS MAY BE 
HINDERED DUE TO THE INCREASED AMOUNT OF SNOW. THERE WILL BE A 
LULL IN SNOWFALL DURING THE DAY TODAY BEFORE THE SECOND, HEAVIER 
WAVE OF SNOW ARRIVES TONIGHT THROUGH MONDAY.

TONIGHT THROUGH MONDAY: MODERATE TO HEAVY SNOW WILL FURTHER 
IMPACT TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW 
VISIBILITY AND DANGEROUS TRAVEL IS LIKELY. 

* SNOW ACCUMULATIONS: 1 TO 3 INCHES THIS MORNING IN VALLEYS.
  ADDITIONAL AMOUNTS TONIGHT THROUGH MONDAY OF 5 TO 8 INCHES IN
  VALLEYS AND UP TO ONE FOOT OR MORE IN HIGH TERRAIN AND OVER 
  MOUNTAIN PASSES.

$$

MTZ001-091045-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
335 AM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING:

THIS MORNING: PERIODS OF LIGHT TO MODERATE SNOW WILL MAKE 
ROADWAYS VERY SLICK. SNOW REMOVAL EFFORTS MAY BE HINDERED DUE TO 
THE INCREASED AMOUNT OF SNOW. THERE WILL BE A LULL IN SNOWFALL 
DURING THE DAY TODAY BEFORE THE SECOND, HEAVIER WAVE OF SNOW 
ARRIVES TONIGHT THROUGH MONDAY.

TONIGHT THROUGH MONDAY: MODERATE TO HEAVY SNOW WILL OCCUR, 
FURTHER IMPACTING TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS.
LOW VISIBILITY AND DANGEROUS TRAVEL IS LIKELY.

* SNOW ACCUMULATIONS: 1 TO 3 INCHES THIS MORNING IN VALLEYS.
  ADDITIONAL AMOUNTS TONIGHT THROUGH MONDAY OF 5 TO 8 INCHES IN
  VALLEYS AND UP TO ONE FOOT OR MORE IN HIGH TERRAIN.


$$

IDZ009-091045-
/O.EXT.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
335 AM MST SUN JAN 8 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL MAKE ROADS SLICK AND
  CREATE DIFFICULT DRIVING LATE THIS AFTERNOON THROUGH MONDAY. LOCALLY
  GUSTY WINDS WILL CREATE BLOWING SNOW AND LOW VISIBILITY AT 
  TIMES. 

* SNOW ACCUMULATIONS: 2 TO 4 INCHES OF NEW SNOW WITH HIGHER 
AMOUNTS IN THE MOUNTAINS. 

$$

IDZ005-006-MTZ006-091045-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
335 AM MST SUN JAN 8 2017 /235 AM PST SUN JAN 8 2017/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM
PST/ MONDAY...

* IMPACTS/TIMING: LIGHT SNOW WILL CAUSE SLICK TRAVEL CONDITIONS THIS
MORNING. A BRIEF LULL IN SNOWFALL DURING THE DAY WILL OCCUR 
BEFORE THE NEXT WAVE OF MOISTURE ARRIVES LATE THIS AFTERNOON.

LATE THIS AFTERNOON THROUGH MONDAY: THERE IS A POTENTIAL 
FOR FREEZING RAIN AND SLEET TO MIX WITH SNOW, CREATING POTENTIALLY
HAZARDOUS TRAVEL. EXPECT VARIABLE CONDITIONS, ESPECIALLY ALONG 
HIGHWAY 12 TO LOLO PASS. 

* SNOW ACCUMULATIONS: 2 TO 5 INCHES, MIXING WITH FREEZING RAIN OR
  SLEET AT TIMES.


$$

IDZ007-008-090600-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170109T0600Z/
235 AM PST SUN JAN 8 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL MAKE ROADS SLICK DUE
  TO SNOW COVER LATER THIS AFTERNOON. THERE IS THE POTENTIAL FOR
  FREEZING RAIN TO MIX WITH SNOW, WHICH COULD CREATE HAZARDOUS 
  TRAVEL.


* SNOW ACCUMULATIONS: 1 TO 3 INCHES OF NEW SNOW BY THIS EVENING.
  SNOW COULD MIX WITH SLEET AND FREEZING RAIN AT TIMES.


$$
491 
WWUS45 KMSO 082002
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
102 PM MST SUN JAN 8 2017

MTZ002-003-092015-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
102 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL FURTHER IMPACT
  TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW VISIBILITY
  AND DANGEROUS TRAVEL IS LIKELY.

* SNOW ACCUMULATIONS: ADDITIONAL AMOUNTS TONIGHT THROUGH MONDAY OF
  5 TO 8 INCHES IN VALLEYS AND UP TO ONE FOOT OR MORE IN HIGH
  TERRAIN AND OVER MOUNTAIN PASSES. 

$$

MTZ001-092015-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
102 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL OCCUR, FURTHER
  IMPACTING TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW
  VISIBILITY AND DANGEROUS TRAVEL IS LIKELY.

* SNOW ACCUMULATIONS: ADDITIONAL AMOUNTS TONIGHT THROUGH MONDAY OF
  5 TO 8 INCHES IN VALLEYS AND UP TO ONE FOOT OR MORE IN HIGH
  TERRAIN.

$$

MTZ004-043-092015-
/O.CON.KMSO.WS.W.0002.170108T2100Z-170110T0000Z/
102 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: SNOW WILL OVERSPREAD THE AREA THIS EVENING, AND
  COULD BE MODERATE TO HEAVY AT TIMES. SNOW COULD MIX WITH
  FREEZING RAIN AND SLEET, CREATING UNPREDICTABLE AND DANGEROUS
  TRAVEL. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES. UP TO A FOOT OR MORE IN 
  HIGH TERRAIN. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS AND CREATE A
  LIGHT ICE COATING ON EXPOSED SURFACES. 

$$

MTZ005-092015-
/O.CON.KMSO.WS.W.0002.170108T2100Z-170110T0000Z/
102 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY
FOR BITTERROOT VALLEY AND MISSOULA...

* IMPACTS/TIMING: SNOW WILL OVERSPREAD THE AREA THIS EVENING, AND
  COULD BE MODERATE TO HEAVY AT TIMES. SNOW COULD MIX WITH
  FREEZING RAIN AND SLEET, CREATING UNPREDICTABLE AND DANGEROUS
  TRAVEL. 

* SNOW ACCUMULATIONS: 2 TO 5 INCHES, MIXING WITH SLEET AND 
  FREEZING RAIN AT TIMES. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS.

$$

IDZ010-092015-
/O.CON.KMSO.WS.W.0002.170108T2100Z-170110T0000Z/
102 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: PERIODS OF MODERATE TO HEAVY SNOW WILL OCCUR
  THROUGH MONDAY. OF MORE CONCERN WILL BE THE POTENTIAL FOR
  FREEZING RAIN AND SLEET TO MIX WITH SNOW AT TIMES IN VALLEYS,
  CAUSING UNPREDICTABLE AND DANGEROUS TRAVEL. GUSTY WINDS WILL
  CREATE PERIODS OF BLOWING SNOW AND LOW VISIBILITY OVER GILMORE
  SUMMIT. 

* SNOW ACCUMULATIONS: 1 TO 2 INCHES IN VALLEYS, MIXING WITH 
  SLEET/FREEZING RAIN AT TIMES. 4 TO 7 INCHES OVER MOUNTAIN 
  PASSES. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS.

$$

IDZ005-006-009-MTZ006-092015-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
102 PM MST SUN JAN 8 2017 /1202 PM PST SUN JAN 8 2017/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM
PST/ MONDAY...

* IMPACTS/TIMING: THERE IS A POTENTIAL FOR FREEZING RAIN AND SLEET
  TO MIX WITH SNOW, CREATING POTENTIALLY HAZARDOUS TRAVEL. EXPECT
  VARIABLE CONDITIONS, ESPECIALLY ALONG HIGHWAY 12 TO LOLO PASS.

* SNOW ACCUMULATIONS: 2 TO 5 INCHES, MIXING WITH FREEZING RAIN 
  OR SLEET AT TIMES. 

$$

IDZ007-008-090600-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170109T0600Z/
1202 PM PST SUN JAN 8 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL MAKE ROADS SLICK 
  DUE TO SNOW COVER LATER THIS AFTERNOON. THERE IS THE POTENTIAL 
  FOR FREEZING RAIN TO MIX WITH SNOW, WHICH COULD CREATE 
  HAZARDOUS TRAVEL. 

* SNOW ACCUMULATIONS: 1 TO 3 INCHES OF NEW SNOW BY THIS EVENING.
  SNOW COULD MIX WITH SLEET AND FREEZING RAIN AT TIMES THIS
  EVENING.


$$

MTZ007-092015-
/O.CON.KMSO.WW.Y.0002.170108T2100Z-170110T0000Z/
102 PM MST SUN JAN 8 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST
MONDAY...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL DEGRADE ROAD
  CONDITIONS THIS AFTERNOON THROUGH MONDAY. 

* SNOW ACCUMULATIONS: 1 TO 4 INCHES FOR THE HIGHER VALLEYS, WITH 
  LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS AND OVER MOUNTAIN 
  PASSES. 

* LOCATIONS IMPACTED INCLUDE: BUTTE, GEORGETOWN LAKE, HIGHWAY 12 
  GARRISON TO ELLISTON, HOMESTAKE PASS, AND MACDONALD PASS

$$
381 
WWUS45 KMSO 090249
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
749 PM MST SUN JAN 8 2017

MTZ002-003-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
749 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL FURTHER IMPACT 
  TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW 
  VISIBILITY AND DANGEROUS TRAVEL IS LIKELY. 

* SNOW ACCUMULATIONS: ADDITIONAL AMOUNTS TONIGHT THROUGH MONDAY 
  OF 5 TO 8 INCHES IN VALLEYS AND UP TO ONE FOOT OR MORE IN HIGH 
  TERRAIN AND OVER MOUNTAIN PASSES. 

$$

MTZ001-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
749 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL OCCUR, FURTHER 
  IMPACTING TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW 
  VISIBILITY AND DANGEROUS TRAVEL IS LIKELY. 

* SNOW ACCUMULATIONS: ADDITIONAL AMOUNTS TONIGHT THROUGH MONDAY 
  OF 5 TO 8 INCHES IN VALLEYS AND UP TO ONE FOOT OR MORE IN HIGH 
  TERRAIN. 

$$

MTZ004-043-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
749 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: MODERATE SNOW WILL CONTINUE THROUGH THIS EVENING
  WITH VERY LOW VISIBILITY AND POOR ROAD CONDITIONS. SNOW WILL MIX
  WITH FREEZING RAIN AND SLEET LATE THIS EVENING AND OVERNIGHT
  CREATING UNPREDICTABLE AND DANGEROUS TRAVEL. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES. UP TO A FOOT OR MORE IN 
  HIGH TERRAIN. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS AND CREATE A 
  LIGHT ICE COATING ON EXPOSED SURFACES. 

$$

MTZ005-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
749 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY
FOR BITTERROOT VALLEY AND MISSOULA...

* IMPACTS/TIMING: PERIODS OF MODERATE SNOW WILL CONTINUE THROUGH
  THIS EVENING WITH LOW VISIBILITY AND POOR ROAD CONDITIONS. AT
  7:30 PM MISSOULA COUNTY 911 HAS REQUESTED EMERGENCY TRAVEL ONLY
  DUE TO VERY POOR ROAD CONDITIONS AND A HIGH NUMBER OF ACCIDENTS.
  CONDITIONS ARE EXPECTED TO BECOME WORSE LATE THIS EVENING AS
  SNOW MIXES WITH FREEZING RAIN AND SLEET. DANGEROUS AND
  POTENTIALLY IMPASSIBLE ROAD CONDITIONS WILL LAST THROUGH
  TONIGHT.

* SNOW ACCUMULATIONS: 2 TO 5 INCHES, MIXING WITH SLEET AND 
  FREEZING RAIN AT TIMES. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS.

$$

IDZ010-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
749 PM MST SUN JAN 8 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST MONDAY...

* IMPACTS/TIMING: PERIODS OF MODERATE TO HEAVY SNOW WILL OCCUR 
  THROUGH MONDAY. OF MORE CONCERN WILL BE THE POTENTIAL FOR 
  FREEZING RAIN AND SLEET TO MIX WITH SNOW AT TIMES IN VALLEYS, 
  CAUSING UNPREDICTABLE AND DANGEROUS TRAVEL. GUSTY WINDS WILL 
  CREATE PERIODS OF BLOWING SNOW AND LOW VISIBILITY OVER GILMORE 
  SUMMIT. 

* SNOW ACCUMULATIONS: 1 TO 2 INCHES IN VALLEYS, MIXING WITH 
  SLEET/FREEZING RAIN AT TIMES. 4 TO 7 INCHES OVER MOUNTAIN 
  PASSES. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ICY ROADS.

$$

IDZ007-008-100000-
/O.EXT.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
649 PM PST SUN JAN 8 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM PST MONDAY...

* IMPACTS/TIMING: AFTER WARMER TEMPERATURES AND A MIX OF RAIN,
  SNOW AND SLEET THIS EVENING MODERATE TO HEAVY SNOW WILL RETURN
  FOR MONDAY MORNING THROUGH EARLY AFTERNOON. LOW VISIBILITY WITH
  VERY SLICK CONDITIONS WILL MAKE TRAVEL SLOW AND POTENTIALLY
  HAZARDOUS.

* SNOW ACCUMULATIONS: 2 TO 3 INCHES OF SNOW IN A SHORT PERIOD OF
  TIME DURING MONDAY MID-MORNING.

$$

IDZ005-006-009-MTZ006-100000-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
749 PM MST SUN JAN 8 2017 /649 PM PST SUN JAN 8 2017/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM
PST/ MONDAY...

* IMPACTS/TIMING: THERE IS A POTENTIAL FOR FREEZING RAIN AND 
  SLEET TO MIX WITH SNOW, CREATING POTENTIALLY HAZARDOUS TRAVEL. 
  EXPECT VARIABLE CONDITIONS, ESPECIALLY ALONG HIGHWAY 12 TO 
  LOLO PASS. 

* SNOW ACCUMULATIONS: 2 TO 5 INCHES, MIXING WITH FREEZING RAIN 
  OR SLEET AT TIMES. 

$$

MTZ007-100000-
/O.CON.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
749 PM MST SUN JAN 8 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST
MONDAY...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL DEGRADE ROAD 
  CONDITIONS THIS AFTERNOON THROUGH MONDAY. 

* SNOW ACCUMULATIONS: 1 TO 4 INCHES FOR THE HIGHER VALLEYS, WITH 
  LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS AND OVER MOUNTAIN 
  PASSES. 

* LOCATIONS IMPACTED INCLUDE: BUTTE, GEORGETOWN LAKE, HIGHWAY 12 
  GARRISON TO ELLISTON, HOMESTAKE PASS, AND MACDONALD PASS

$$
929 
WWUS45 KMSO 091026
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
326 AM MST MON JAN 9 2017

MTZ002-003-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
326 AM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL FURTHER IMPACT 
  TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW 
  VISIBILITY AND DANGEROUS TRAVEL IS LIKELY. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES IN VALLEYS AND UP TO ONE FOOT
OR MORE IN HIGH TERRAIN AND OVER MOUNTAIN PASSES. 

$$

MTZ001-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
326 AM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL OCCUR, FURTHER 
  IMPACTING TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW 
  VISIBILITY AND DANGEROUS TRAVEL IS LIKELY. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES IN VALLEYS AND UP TO ONE FOOT
OR MORE IN HIGH TERRAIN. 


$$

MTZ004-043-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
326 AM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: MODERATE SNOW WILL CONTINUE TO CREATE VERY LOW 
VISIBILITY AND POOR ROAD CONDITIONS. SNOW WILL MIX WITH FREEZING
RAIN AND SLEET AT TIMES, CREATING UNPREDICTABLE AND DANGEROUS 
TRAVEL. 

* SNOW ACCUMULATIONS: 5 TO 8 INCHES IN VALLEYS AND UP TO ONE FOOT
  OR MORE IN HIGH TERRAIN AND OVER MOUNTAIN PASSES.

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ROADS TO BECOME EVEN
  MORE TREACHEROUS.

$$

MTZ005-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
326 AM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON FOR BITTERROOT VALLEY AND MISSOULA...

* IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CONTINUE
  TO CREATE LOW VISIBILITY AND POOR ROAD CONDITIONS. SNOW WILL MIX
  WITH FREEZING RAIN AND SLEET AT TIMES CREATING DANGEROUS AND
  POTENTIALLY IMPASSIBLE ROAD CONDITIONS. 

* NOTE: AT 7:30 PM ON JAN 8, MISSOULA COUNTY 911 REQUESTED
  EMERGENCY TRAVEL ONLY DUE TO VERY POOR ROAD CONDITIONS AND A
  HIGH NUMBER OF ACCIDENTS. PLEASE CHECK ROADREPORT.MDT.MT.GOV FOR
  LATEST UPDATES.

* SNOW ACCUMULATIONS: 2 TO 5 INCHES. 

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ROADS TO BECOME EVEN
  MORE TREACHEROUS.

$$

IDZ010-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
326 AM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: PERIODS OF MODERATE TO HEAVY SNOW WILL OCCUR
  TODAY. OF MORE CONCERN WILL BE THE POTENTIAL FOR FREEZING RAIN 
AND SLEET TO MIX WITH SNOW AT TIMES IN VALLEYS, CAUSING 
UNPREDICTABLE AND DANGEROUS TRAVEL. GUSTY WINDS WILL CREATE 
PERIODS OF BLOWING SNOW AND LOW VISIBILITY OVER GILMORE SUMMIT. 

* SNOW ACCUMULATIONS: 1 TO 2 INCHES IN VALLEYS, MIXING WITH
  SLEET/FREEZING RAIN AT TIMES. 4 TO 7 INCHES IN HIGHER TERRAIN
  AND OVER MOUNTAIN PASSES.

* ICE: FREEZING RAIN AND SLEET WILL CAUSE ROADS TO BECOME EVEN
  MORE TREACHEROUS.

$$

IDZ005-006-009-MTZ006-100000-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
326 AM MST MON JAN 9 2017 /226 AM PST MON JAN 9 2017/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM
PST/ THIS AFTERNOON...

* IMPACTS/TIMING: THERE IS A POTENTIAL FOR FREEZING RAIN AND SLEET
  TO MIX WITH SNOW, CREATING POTENTIALLY HAZARDOUS TRAVEL. EXPECT
  VARIABLE CONDITIONS, ESPECIALLY ALONG HIGHWAY 12 TO LOLO PASS. 

* SNOW ACCUMULATIONS: 2 TO 5 INCHES, MIXING WITH FREEZING RAIN 
  OR SLEET AT TIMES. 

$$

IDZ007-008-100000-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
226 AM PST MON JAN 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* IMPACTS/TIMING: AFTER WARMER TEMPERATURES AND A MIX OF RAIN,
  SNOW AND SLEET, MODERATE TO HEAVY SNOW WILL RETURN LATER THIS
  MORNING AND WILL LAST THROUGH THIS AFTERNOON. LOW VISIBILITY 
WITH VERY SLICK CONDITIONS WILL MAKE TRAVEL SLOW AND POTENTIALLY
HAZARDOUS. 

* SNOW ACCUMULATIONS: 2 TO 3 INCHES OF SNOW IN A SHORT PERIOD OF
  TIME DURING THE MID-MORNING HOURS. 

$$

MTZ007-100000-
/O.CON.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
326 AM MST MON JAN 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL DEGRADE ROAD
  CONDITIONS IN VALLEYS AND OVER MOUNTAIN PASSES. SNOW MAY MIX
  WITH RAIN AT TIMES.

* SNOW ACCUMULATIONS: 1 TO 4 INCHES FOR THE HIGHER VALLEYS, WITH
  LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS AND OVER MOUNTAIN
  PASSES. 

$$
238 
WWUS45 KMSO 092007
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
107 PM MST MON JAN 9 2017

MTZ005-100000-
/O.CAN.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
/O.EXA.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
107 PM MST MON JAN 9 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON FOR BITTERROOT VALLEY AND MISSOULA...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER
STORM WARNING. 


* IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CONTINUE
  THROUGH THIS AFTERNOON. HOWEVER, NO FURTHER SEVERE IMPACTS TO
  TRAVEL IS EXPECTED, SO THE WINTER STORM WARNING HAS BEEN
  CANCELED.

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 2 INCHES EXPECTED THIS
  AFTERNOON. ISOLATED HIGHER AMOUNTS ARE POSSIBLE SLIGHTLY ABOVE
  THE VALLEY FLOOR.

$$

IDZ010-100000-
/O.CAN.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
/O.EXA.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
107 PM MST MON JAN 9 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WINTER
STORM WARNING. 

* IMPACTS/TIMING: PERIODS OF LIGHT TO MODERATE SNOW WILL CONTINUE
  THROUGH THIS AFTERNOON. HOWEVER, NO FURTHER SEVERE IMPACTS TO
  TRAVEL IS EXPECTED, SO THE WINTER STORM WARNING HAS BEEN
  CANCELED. 

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 3 INCHES FOR THE VALLEYS,
  WITH LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS AND OVER MOUNTAIN
  PASSES. 

$$

MTZ002-003-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
107 PM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL FURTHER IMPACT
  TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW VISIBILITY
  AND HAZARDOUS TRAVEL IS LIKELY LATE THIS AFTERNOON AND 
  OVERNIGHT TONIGHT.


* SNOW ACCUMULATIONS: AN ADDITIONAL 3 TO 6 INCHES IN VALLEYS AND
  UP TO 8 INCHES FOR HIGH TERRAIN AND OVER MOUNTAIN PASSES.

$$

MTZ001-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
107 PM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: MODERATE TO HEAVY SNOW WILL OCCUR, FURTHER
  IMPACTING TRAVEL AND SNOW REMOVAL EFFORTS IN CITY CENTERS. LOW
  VISIBILITY AND HAZARDOUS TRAVEL IS LIKELY LATE THIS AFTERNOON
  AND OVERNIGHT TONIGHT.

* SNOW ACCUMULATIONS: 3 TO 6 INCHES IN VALLEYS AND UP TO 8 INCHES
  FOR HIGH TERRAIN.

$$

MTZ004-043-100000-
/O.CON.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
107 PM MST MON JAN 9 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: MODERATE SNOW WILL CONTINUE TO CREATE VERY LOW
  VISIBILITY AND POOR ROAD CONDITIONS. TROUBLE AREAS WILL BE
  INTERSTATE 90 FROM EAST MISSOULA TO BEARMOUTH. AS WELL AS
  HIGHWAY 200 AND 83 THROUGH THE SEELEY SWAN REGION.

* SNOW ACCUMULATIONS: AN ADDITIONAL 2 TO 5 INCHES IN VALLEYS AND
  UP TO 8 INCHES FOR HIGH TERRAIN AND OVER MOUNTAIN PASSES.



$$

IDZ005-006-009-MTZ006-100000-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
107 PM MST MON JAN 9 2017 /1207 PM PST MON JAN 9 2017/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM
PST/ THIS AFTERNOON...

* IMPACTS/TIMING: ADDITIONAL LIGHT TO MODERATE SNOW WILL CONTINUE,
  THAT WILL PERIODICALLY REDUCE VISIBILITY AND CREATE SNOW COVERED
  ROADS THROUGH THE AFTERNOON.

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 3 INCHES.

$$

IDZ007-008-100000-
/O.CON.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
1207 PM PST MON JAN 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...

* IMPACTS/TIMING: ADDITIONAL LIGHT TO MODERATE SNOW WILL CONTINUE,
  THAT WILL PERIODICALLY REDUCE VISIBILITY AND CREATE SNOW COVERED
  ROADS THROUGH THE AFTERNOON. 

* SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 3 INCHES.

$$

MTZ007-100000-
/O.CON.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
107 PM MST MON JAN 9 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: LIGHT TO MODERATE SNOW WILL DEGRADE ROAD
  CONDITIONS IN VALLEYS AND OVER MOUNTAIN PASSES. SNOW MAY MIX
  WITH RAIN AT TIMES. GUSTY WINDS ALONG THE CONTINENTAL DIVIDE
  WILL ALSO PRODUCE BLOWING SNOW REDUCING VISIBILITY AT TIMES. 

* SNOW ACCUMULATIONS: 1 TO 3 INCHES FOR THE HIGHER VALLEYS, WITH 
  LOCALLY HIGHER AMOUNTS IN THE MOUNTAINS AND OVER MOUNTAIN 
  PASSES. 

$$
366 
WWUS45 KMSO 092355
WSWMSO

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
455 PM MST MON JAN 9 2017

MTZ002-003-100100-
/O.EXP.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
455 PM MST MON JAN 9 2017

...WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

SNOW SHOWERS WILL BRING AN ADDITIONAL 2 TO 3 INCHES OF SNOW
TONIGHT, BUT THE MAIN IMPACT FROM THE WINTER STORM HAS ENDED.

* LOCATIONS IMPACTED INCLUDE: BAD ROCK CANYON, ESSEX, HIGHWAY 83 
  BIGFORK TO SWAN LAKE, MARIAS PASS, POLEBRIDGE, FLATHEAD LAKE, 
  FLATHEAD VALLEY, MISSION VALLEY, AND POLSON

$$

MTZ001-100100-
/O.EXP.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
455 PM MST MON JAN 9 2017

...WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

SNOW SHOWERS WILL BRING AN ADDITIONAL 2 TO 3 INCHES OF SNOW
TONIGHT, BUT THE MAIN IMPACT FROM THE WINTER STORM HAS ENDED.

* LOCATIONS IMPACTED INCLUDE: HIGHWAY 2 KALISPELL TO LIBBY, 
  HIGHWAY 37 EUREKA TO LIBBY, HIGHWAY 56 BULL LAKE ROAD, AND 
  HIGHWAY 93 EUREKA TO WHITEFISH

$$

MTZ004-043-100100-
/O.EXP.KMSO.WS.W.0002.000000T0000Z-170110T0000Z/
455 PM MST MON JAN 9 2017

...WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

SNOW SHOWERS WILL BRING AN ADDITIONAL 2 TO 3 INCHES OF SNOW WITH 
UP TO 5 INCHES ON LOOKOUT PASS TONIGHT, BUT THE MAIN IMPACT FROM 
THE WINTER STORM HAS ENDED.

* LOCATIONS IMPACTED INCLUDE: EVARO HILL, HIGHWAY 200 THOMPSON 
  FALLS TO PLAINS, HIGHWAY 200 TROUT CREEK TO HERON, I-90 
  LOOKOUT PASS TO HAUGAN, HIGHWAY 200 BONNER TO GREENOUGH, 
  HIGHWAY 83 SEELEY LAKE TO CONDON, AND I-90 EAST MISSOULA TO 
  BEARMOUTH

$$

IDZ005-006-009-MTZ006-100100-
/O.EXP.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
455 PM MST MON JAN 9 2017 /355 PM PST MON JAN 9 2017/

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 PM MST /4 PM PST/
THIS AFTERNOON...

AN ADDITIONAL 1 TO 2 INCHES OF SNOW WILL FALL DURING THIS EVENING
BEFORE TAPERING OFF TONIGHT.

* LOCATIONS IMPACTED INCLUDE: ELK RIVER, HIGHWAY 11 PIERCE TO 
  HEADQUARTERS, PIERCE, DIXIE, ELK CITY, HIGHWAY 12 LOWELL TO 
  LOLO PASS, SHOUP, HIGHWAY 93 SULA TO LOST TRAIL PASS, AND LOLO 
  PASS

$$

IDZ007-008-100100-
/O.EXP.KMSO.WW.Y.0001.000000T0000Z-170110T0000Z/
355 PM PST MON JAN 9 2017

...WINTER WEATHER ADVISORY WILL EXPIRE AT 4 PM PST THIS
AFTERNOON...

AN ADDITIONAL 1 TO 2 INCHES OF SNOW WILL FALL DURING THIS EVENING
BEFORE TAPERING OFF TONIGHT.

* LOCATIONS IMPACTED INCLUDE: CAMAS PRAIRIE, GRANGEVILLE AND 
  VICINITY, GREER GRADE, HIGHWAY 95 SLATE CREEK TO RIGGINS, AND 
  WHITE BIRD GRADE

$$

MTZ005-100100-
/O.EXP.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
455 PM MST MON JAN 9 2017

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 PM MST THIS AFTERNOON
FOR BITTERROOT VALLEY AND MISSOULA...

SNOW SHOWERS WILL BRING ADDITIONAL LIGHT SNOW ACCUMULATIONS
THROUGH LATE THIS EVENING.

$$

MTZ007-100100-
/O.EXP.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
455 PM MST MON JAN 9 2017

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 PM MST THIS
AFTERNOON...

SNOW SHOWERS WILL BRING ADDITIONAL LIGHT SNOW ACCUMULATIONS
THROUGH LATE THIS EVENING.

* LOCATIONS IMPACTED INCLUDE: BUTTE, GEORGETOWN LAKE, HIGHWAY 12 
  GARRISON TO ELLISTON, HOMESTAKE PASS, AND MACDONALD PASS

$$

IDZ010-100100-
/O.EXP.KMSO.WW.Y.0002.000000T0000Z-170110T0000Z/
455 PM MST MON JAN 9 2017

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 PM MST THIS
AFTERNOON...

SNOW SHOWERS WILL BRING ADDITIONAL LIGHT SNOW ACCUMULATIONS
THROUGH LATE THIS EVENING.

* LOCATIONS IMPACTED INCLUDE: BANNOCK PASS, HIGHWAY 28 TENDOY TO 
  LONE PINE, HIGHWAY 93 LOST TRAIL PASS TO GIBBONSVILLE, LEMHI 
  PASS, AND SALMON

$$

The office that day

Everything else NWS Missoula, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 8, 3:35 AM MSTWinter Weather AdvisoryMSODeer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow37 hr
Jan 8, 9:36 AM MSTAreal Flood AdvisoryMSOLemhi34 hr
Jan 8, 9:41 AM MSTAreal Flood AdvisoryMSOLemhi34 hr

Nearby

Winter Storm Warnings in Montana, 2017Winter Storm Warnings in Idaho, 2017Every winter storm warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.