Alert archive / Montana / Winter Storm Warnings in 2016

Winter Storm Warning 13, NWS Great Falls, MT

December 26, 2016

NWS Great Falls, MT issued this winter storm warning at Dec 26, 2016, 2:48 PM MST. It took effect at Dec 27, 2016, 5:00 AM MST. It was in force for 16 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 26, 2016, 2:48 PM MST (21:48 UTC)
In effect from
Dec 27, 2016, 5:00 AM MST
Expired
Dec 27, 2016, 8:54 PM MST
In force
16 hr
Issued by
NWS Great Falls, MT

The text

As transmitted.

982 
WWUS45 KTFX 262148
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
248 PM MST MON DEC 26 2016

MTZ009-048-271200-
/O.UPG.KTFX.WS.A.0006.161227T1200Z-161228T1800Z/
/O.NEW.KTFX.WS.W.0013.161227T1200Z-161228T1200Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
248 PM MST MON DEC 26 2016

...WINTER STORM WARNING IN EFFECT FROM 5 AM TUESDAY TO 5 AM MST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
5 AM TUESDAY TO 5 AM MST WEDNESDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

* LOCATIONS...MARIAS PASS.

* TIMING...SNOW SHOWERS IN THE MOUNTAINS TONIGHT WILL GRADUALLY
  BECOME STEADIER AND HEAVIER ON TUESDAY. THE SNOW WILL GRADUALLY
  DIMINISH TUESDAY NIGHT.

* SNOW ACCUMULATIONS...5 TO 10 INCHES AT AND ABOVE PASS LEVEL.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...SNOW AND ICE OVER PASSES WILL CAUSE HAZARDOUS DRIVING
  CONDITIONS AT TIMES. IN ADDITION...BLOWING AND DRIFTING SNOW
  WILL CAUSE SIGNIFICANT REDUCTIONS IN VISIBILITY AT TIMES.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ008-015-055-271200-
/O.UPG.KTFX.WS.A.0006.161227T1200Z-161228T1800Z/
/O.NEW.KTFX.WW.Y.0042.161227T1200Z-161228T1200Z/
BEAVERHEAD-MADISON-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...BATTLE RIDGE PASS...BOZEMAN...
BOZEMAN PASS...TARGHEE PASS...WEST YELLOWSTONE
248 PM MST MON DEC 26 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM TUESDAY TO 5 AM
MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 5 AM TUESDAY TO 5 AM MST WEDNESDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* LOCATIONS...BIG HOLE PASS...CHIEF JOSEPH PASS...DILLON...
  MONIDA PASS...ENNIS...NORRIS HILL...RAYNOLDS PASS...TWIN 
  BRIDGES... BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...
  TARGHEE PASS...WEST YELLOWSTONE.

* TIMING...SNOW WILL DEVELOP IN THE MOUNTAINS LATE TONIGHT...THEN
  REACH THE VALLEYS BY TUESDAY MORNING. A BRIEF PERIOD OF MODERATE
  SNOW WILL BE POSSIBLE ON TUESDAY.

* SNOW ACCUMULATIONS...1 TO 3 INCHES IN THE VALLEYS...AND 4 TO 8
  INCHES IN THE MOUNTAINS.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* IMPACTS...SNOW AND ICE ON AREA ROADWAYS WILL CAUSE HAZARDOUS
  DRIVING CONDITIONS AT TIMES...ESPECIALLY OVER MOUNTAIN PASSES.
  BLOWING AND DRIFTING SNOW WILL BE POSSIBLE...WHICH WILL LEAD TO
  FURTHER REDUCTIONS IN VISIBILITY AT TIMES. INCREASED AVALANCHE
  DANGER MAY BE FOUND TO THOSE WITH BACKCOUNTRY OUTDOOR PLANS.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MARTIN
3 follow-up statements
577 
WWUS45 KTFX 271107
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
407 AM MST TUE DEC 27 2016

MTZ009-048-272315-
/O.CON.KTFX.WS.W.0013.161227T1200Z-161228T1200Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
407 AM MST TUE DEC 27 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* LOCATIONS...CHOTEAU...BROWNING...MARIAS PASS...LOGAN PASS.

* TIMING...SNOW...HEAVY AT TIMES...WITH STRONG WEST WINDS...WILL
  PERSIST INTO THIS EVENING...ESPECIALLY AT AND ABOVE MOUNTAIN
  PASS LEVEL INTO THIS EVENING. THE SNOW WILL GRADUALLY DECREASE
  OVERNIGHT.

* SNOW ACCUMULATIONS...2 TO 4 INCHES ON THE PLAINS...4 TO 8 INCHES
  AT MOUNTAIN PASS LEVEL...8 TO 12 INCHES ABOVE PASS LEVEL.

* WINDS...WEST 35 TO 55 MPH WITH GUSTS UP TO 80 MPH.

* IMPACTS...SNOW AND ICE ON ROADWAYS WILL CAUSE HAZARDOUS DRIVING
  CONDITIONS...ESPECIALLY OVER MOUNTAIN PASSES. IN
  ADDITION...SIGNIFICANT BLOWING AND DRIFTING OF SNOW WILL CAUSE
  NEAR WHITEOUT CONDITIONS.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN
EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ014-052>054-272315-
/O.EXA.KTFX.WW.Y.0042.161227T1200Z-161228T1200Z/
CENTRAL AND SOUTHERN LEWIS AND CLARK-JEFFERSON-BROADWATER-MEAGHER-
INCLUDING THE FOLLOWING LOCATIONS...FLESHER PASS...HELENA...
LINCOLN...MACDONALD PASS...ROGERS PASS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND...
WHITE SULPHUR SPRINGS
407 AM MST TUE DEC 27 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 5 AM MST WEDNESDAY.

* LOCATIONS...FLESHER PASS... HELENA... LINCOLN...MACDONALD
  PASS... ROGERS PASS... BOULDER... BOULDER HILL... ELK PARK
  PASS... HOMESTAKE PASS... WHITEHALL... TOWNSEND... WHITE
  SULPHUR SPRINGS.

* TIMING...LIGHT TO AT TIMES MODERATE SNOW WITH GUSTY WEST WINDS
  WILL MOVE INTO SOUTHWEST MONTANA EARLY TODAY AND PERSIST INTO
  THIS EVENING. SNOW AND WINDS WILL THEN DECREASE OVERNIGHT.

* SNOW ACCUMULATIONS...1 TO 3 INCHES IN THE VALLEYS...3 TO 5
  INCHES ON MOUNTAIN PASSES...5 TO 9 INCHES ABOVE PASS LEVEL.

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...SNOW AND ICE ON AREA ROADWAYS WILL CAUSE HAZARDOUS
  DRIVING CONDITIONS...ESPECIALLY OVER MOUNTAIN PASSES. BLOWING
  AND DRIFTING OF SNOW WILL REDUCE VISIBILITY TO LESS THAN A MILE
  AT TIMES. TO THOSE WITH BACKCOUNTRY OUTDOOR PLANS...AVALANCHE
  DANGER IS ALSO INCREASED.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ008-015-055-272315-
/O.CON.KTFX.WW.Y.0042.161227T1200Z-161228T1200Z/
BEAVERHEAD-MADISON-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...BATTLE RIDGE PASS...BOZEMAN...
BOZEMAN PASS...TARGHEE PASS...WEST YELLOWSTONE
407 AM MST TUE DEC 27 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* LOCATIONS...BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS... 
  TARGHEE PASS...WEST YELLOWSTONE...BIG HOLE PASS...CHIEF JOSEPH 
  PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...RAYNOLDS 
  PASS...TWIN BRIDGES.

* TIMING...LIGHT TO AT TIMES MODERATE SNOW WITH GUSTY WEST WINDS
  WILL MOVE INTO SOUTHWEST MONTANA EARLY TODAY AND PERSIST INTO
  THIS EVENING. SNOW AND WINDS WILL THEN DECREASE OVERNIGHT.

* SNOW ACCUMULATIONS...1 TO 3 INCHES IN THE VALLEYS...3 TO 5
  INCHES ON MOUNTAIN PASSES...5 TO 9 INCHES ABOVE PASS LEVEL.

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...SNOW AND ICE ON AREA ROADWAYS WILL CAUSE HAZARDOUS
  DRIVING CONDITIONS...ESPECIALLY OVER MOUNTAIN PASSES. BLOWING
  AND DRIFTING OF SNOW WILL REDUCE VISIBILITY TO LESS THAN A MILE
  AT TIMES. TO THOSE WITH BACKCOUNTRY OUTDOOR PLANS...AVALANCHE
  DANGER IS ALSO INCREASED.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$
852 
WWUS45 KTFX 272103
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
203 PM MST TUE DEC 27 2016

MTZ009-048-281200-
/O.CON.KTFX.WS.W.0013.000000T0000Z-161228T1200Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
203 PM MST TUE DEC 27 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* LOCATIONS...CHOTEAU...BROWNING...MARIAS PASS...LOGAN PASS.

* TIMING...SNOW...HEAVY AT TIMES...WITH STRONG WEST WINDS...WILL 
  PERSIST INTO THIS EVENING...ESPECIALLY AT AND ABOVE MOUNTAIN 
  PASS LEVEL INTO THIS EVENING. THE SNOW WILL GRADUALLY DECREASE 
  OVERNIGHT.

* SNOW ACCUMULATIONS...AN ADDITIONAL 2 TO 4 INCHES.

* WINDS...WEST 35 TO 55 MPH WITH GUSTS UP TO 80 MPH.

* IMPACTS...SNOW AND ICE ON ROADWAYS WILL CAUSE HAZARDOUS 
  DRIVING CONDITIONS...ESPECIALLY OVER MOUNTAIN PASSES. IN 
  ADDITION... SIGNIFICANT BLOWING AND DRIFTING OF SNOW WILL 
  CAUSE NEAR WHITEOUT CONDITIONS.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN
EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ008-014-015-052>055-281200-
/O.CON.KTFX.WW.Y.0042.000000T0000Z-161228T1200Z/
BEAVERHEAD-CENTRAL AND SOUTHERN LEWIS AND CLARK-MADISON-JEFFERSON-
BROADWATER-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...ENNIS...
NORRIS HILL...RAYNOLDS PASS...TWIN BRIDGES...BOULDER...
BOULDER HILL...ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...
TOWNSEND...WHITE SULPHUR SPRINGS...BATTLE RIDGE PASS...BOZEMAN...
BOZEMAN PASS...TARGHEE PASS...WEST YELLOWSTONE
203 PM MST TUE DEC 27 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* LOCATIONS...ALL OF SOUTHWEST MONTANA AND THE SOUTHERN PORTION OF
  CENTRAL MONTANA.

* TIMING...LIGHT TO AT TIMES MODERATE SNOW WITH GUSTY WEST WINDS
  WILL PERSIST INTO THIS EVENING. SNOW AND WINDS WILL THEN
  DECREASE OVERNIGHT.

* SNOW ACCUMULATIONS...AN ADDITIONAL 2 TO 4 INCHES.

* WINDS...SOUTHWEST 25 TO 35 MPH WITH GUSTS UP TO 55 MPH.

* IMPACTS...SNOW AND ICE ON AREA ROADWAYS WILL CAUSE HAZARDOUS 
  DRIVING CONDITIONS...ESPECIALLY OVER MOUNTAIN PASSES. BLOWING 
  AND DRIFTING OF SNOW WILL REDUCE VISIBILITY TO LESS THAN A 
  MILE AT TIMES. TO THOSE WITH BACKCOUNTRY OUTDOOR PLANS...
  AVALANCHE DANGER IS ALSO INCREASED.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$
503 
WWUS45 KTFX 280354
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
854 PM MST TUE DEC 27 2016

MTZ009-048-281200-
/O.CAN.KTFX.WS.W.0013.000000T0000Z-161228T1200Z/
/O.EXA.KTFX.WW.Y.0042.000000T0000Z-161228T1200Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
854 PM MST TUE DEC 27 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 5 AM MST WEDNESDAY. THE WINTER STORM WARNING HAS BEEN
CANCELLED.

* LOCATIONS...BROWNING...MARIAS PASS...LOGAN PASS...CHOTEAU.

* TIMING...PERIODS OF SNOW WITH GUSTY WEST WINDS WILL CONTINUE
  OVERNIGHT...GRADUALLY TAPERING BY WEDNESDAY MORNING.

* SNOW ACCUMULATIONS...UP TO AN ADDITIONAL 2 INCHES...WITH
   AMOUNTS ABOVE PASS LEVEL.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...SNOW AND ICE ON AREA ROADWAYS WILL CAUSE HAZARDOUS
  DRIVING CONDITIONS...ESPECIALLY OVER MOUNTAIN PASSES. BLOWING
  AND DRIFTING OF SNOW IN SOME AREAS MAY REDUCE VISIBILITY TO LESS
  THAN A MILE. 

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ008-014-015-052>055-281200-
/O.CON.KTFX.WW.Y.0042.000000T0000Z-161228T1200Z/
BEAVERHEAD-CENTRAL AND SOUTHERN LEWIS AND CLARK-MADISON-JEFFERSON-
BROADWATER-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...ENNIS...
NORRIS HILL...RAYNOLDS PASS...TWIN BRIDGES...BOULDER...
BOULDER HILL...ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...
TOWNSEND...WHITE SULPHUR SPRINGS...BATTLE RIDGE PASS...BOZEMAN...
BOZEMAN PASS...TARGHEE PASS...WEST YELLOWSTONE
854 PM MST TUE DEC 27 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
WEDNESDAY...

* LOCATIONS...WHITE SULPHUR SPRINGS...BATTLE RIDGE PASS... 
  BOZEMAN...BOZEMAN PASS...TARGHEE PASS...WEST YELLOWSTONE...BIG 
  HOLE PASS...CHIEF JOSEPH PASS...DILLON...MONIDA PASS...
  BOULDER... BOULDER HILL...ELK PARK PASS...HOMESTAKE PASS...
  WHITEHALL... TOWNSEND...FLESHER PASS...HELENA...LINCOLN...
  MACDONALD PASS... ROGERS PASS...ENNIS...NORRIS HILL...RAYNOLDS 
  PASS...TWIN BRIDGES.

* TIMING...PERIODS OF SNOW WITH GUSTY WINDS WILL CONTINUE
  OVERNIGHT...GRADUALLY TAPERING BY WEDNESDAY MORNING.

* SNOW ACCUMULATIONS...UP TO AN ADDITIONAL 1 INCH.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...SNOW AND ICE ON AREA ROADWAYS WILL CAUSE HAZARDOUS
  DRIVING CONDITIONS...ESPECIALLY OVER MOUNTAIN PASSES. BLOWING
  AND DRIFTING OF SNOW IN SOME AREAS MAY REDUCE VISIBILITY TO LESS
  THAN A MILE.

* WEB PAGE: TO SEE A GRAPHICAL REPRESENTATION OF THIS HAZARD 
  PLEASE VISIT OUR WEB PAGE AND CLICK ON THE DETAILED HAZARDS 
  TAB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 26, 2:47 AM MSTHigh Wind WatchTFX12 hr
Dec 26, 2:56 AM MSTWinter Storm WatchTFX12 hr
Dec 26, 8:34 AM MSTHigh Wind WarningTFX35 hr
Dec 26, 2:48 PM MSTWinter Weather AdvisoryTFX44 hr

Nearby

Winter Storm Warnings in Montana, 2016Every winter storm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.