Alert archive / Montana / Winter Storm Warnings in 2011

Winter Storm Warning 17, NWS Great Falls, MT

April 6, 2011

NWS Great Falls, MT issued this winter storm warning at Apr 6, 2011, 2:15 PM MDT. It took effect at Apr 6, 2011, 6:00 PM MDT. It was in force for 48 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
Apr 6, 2011, 2:15 PM MDT (20:15 UTC)
In effect from
Apr 6, 2011, 6:00 PM MDT
Expired
Apr 8, 2011, 6:00 PM MDT
In force
48 hr
Issued by
NWS Great Falls, MT

The text

As transmitted, in the capitals the NWS used until 2016.

561 
WWUS45 KTFX 062015
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
215 PM MDT WED APR 6 2011

MTZ008-015-054-055-070600-
/O.NEW.KTFX.WS.W.0017.110407T0000Z-110409T0000Z/
/O.NEW.KTFX.WW.Y.0035.110407T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
215 PM MDT WED APR 6 2011

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM
MDT FRIDAY FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MDT FRIDAY FOR ELEVATIONS BELOW 6500...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET FOR HEAVY SNOW...WHICH
IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT FRIDAY. A WINTER
WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS WINTER WEATHER
ADVISORY FOR SNOW IS ALSO IN EFFECT FROM 6 PM THIS EVENING TO 6
PM MDT FRIDAY.

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL BEGIN THIS EVENING AND
  INCREASE IN INTENSITY THROUGH TONIGHT. STEADIER AND MORE
  WIDESPREAD SNOW WILL DEVELOP ON THURSDAY WITH SNOW HEAVY AT
  TIMES IN THE MOUNTAINS. SNOW WILL BEGIN TO DIMINISH LATE FRIDAY. 

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 10 TO 20
  INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 3 TO 5
  INCHES OF SNOW BY FRIDAY AFTERNOON AT ELEVATIONS BELOW 6500
  FEET. 

* WINDS AND VISIBILITY: SOUTHWEST WINDS AT 10 TO 20 MPH TONIGHT
  WILL SHIFT TO NORTHEAST ON THURSDAY AND INCREASE TO 15 TO 25 MPH
  THURSDAY NIGHT INTO FRIDAY. THIS WILL CAUSE REDUCED VISIBILITIES
  IN BLOWING AND DRIFTING SNOW...ESPECIALLY OVER MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO TREES
  AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

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

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

&&

$$

MTZ052-053-070600-
/O.NEW.KTFX.WW.Y.0035.110407T0000Z-110409T0000Z/
JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
215 PM MDT WED APR 6 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 PM MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM MDT FRIDAY.

* TIMING AND MAIN IMPACT:SNOW SHOWERS WILL BEGIN THIS EVENING AND
  INCREASE IN INTENSITY THROUGH TONIGHT. STEADIER AND MORE
  WIDESPREAD SNOW WILL DEVELOP ON THURSDAY WITH SNOW HEAVY AT
  TIMES IN THE MOUNTAINS. SNOW WILL BEGIN TO DIMINISH LATE FRIDAY

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 5
  INCHES OF SNOW BY FRIDAY AFTERNOON WITH 6 TO 12 INCHES IN THE
  MOUNTAINS.

* WINDS AND VISIBILITY: SOUTHWEST WINDS AT 10 TO 20 MPH TONIGHT
  WILL SHIFT TO NORTHEAST ON THURSDAY AND INCREASE TO 15 TO 25 MPH
  THURSDAY NIGHT INTO FRIDAY. THIS WILL CAUSE REDUCED VISIBILITIES
  IN BLOWING AND DRIFTING SNOW OVER MOUNTAIN PASSES.


* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO TREES
  AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: BOULDER...BOULDER HILL...ELK PARK
  PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$

MTZ012-014-050-051-070600-
/O.NEW.KTFX.WW.Y.0035.110407T0600Z-110409T0000Z/
CASCADE-CENTRAL AND SOUTHERN LEWIS AND CLARK-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...FLESHER PASS...HELENA...LINCOLN...
MACDONALD PASS...ROGERS PASS...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE
215 PM MDT WED APR 6 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 PM MDT FRIDAY.

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL DEVELOP THIS EVENING
  AND CONTINUE THROUGH THURSDAY. STEADIER AND MORE WIDESPREAD SNOW
  WILL DEVELOP LATE THURSDAY AND CONTINUE THROUGH FRIDAY MORNING. SNOW
  WILL BEGIN TO DIMINISH LATE FRIDAY

* CONFIDENCE: THE EXACT TRACK OF THIS STORM SYSTEM IS STILL SOMEWHAT
  UNCERTAIN. IN ADDITION...SNOW ACCUMULATIONS WILL BE HIGHLY
  DEPENDENT ON THE INTENSITY OF PRECIPITATION AND TIME OF DAY WITH
  DAYTIME ACCUMULATIONS BEING MINIMAL AND MAINLY IN GRASSY AREAS. 

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 5
  INCHES ARE POSSIBLE BY FRIDAY AFTERNOON WITH 6 TO 12 INCHES IN THE
  MOUNTAINS.

* WINDS AND VISIBILITY: SOUTHWEST WINDS AT 10 TO 20 MPH TONIGHT
  WILL SHIFT TO NORTHEAST ON THURSDAY AND INCREASE TO 15 TO 25 MPH
  THURSDAY NIGHT INTO FRIDAY. THIS WILL CAUSE REDUCED VISIBILITIES
  IN BLOWING AND DRIFTING SNOW OVER MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO TREES
  AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP...
  LEWISTOWN...LEWISTOWN DIVIDE...GREAT FALLS...KINGS HILL
  PASS...FLESHER PASS...HELENA...LINCOLN...MACDONALD PASS...
  ROGERS PASS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
9 follow-up statements
023 
WWUS45 KTFX 070326
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
926 PM MDT WED APR 6 2011

MTZ008-015-054-055-071200-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
926 PM MDT WED APR 6 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 6 PM MDT FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL INCREASE IN INTENSITY
  OVERNIGHT. STEADIER AND MORE WIDESPREAD SNOW WILL DEVELOP
  ON THURSDAY WITH SNOW HEAVY AT TIMES IN THE MOUNTAINS. SNOW WILL
  BEGIN TO DIMINISH LATE FRIDAY.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 10 TO 
  20 INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 
  3 TO 5 INCHES OF SNOW BY FRIDAY AFTERNOON AT ELEVATIONS 
  BELOW 6500 FEET.

* WINDS AND VISIBILITY: SOUTHWEST WINDS AT 10 TO 15 MPH TONIGHT 
  WILL SHIFT TO NORTHEAST ON THURSDAY AND INCREASE TO 15 TO 25 
  MPH THURSDAY NIGHT INTO FRIDAY. THIS WILL CAUSE REDUCED 
  VISIBILITIES IN BLOWING AND DRIFTING SNOW...ESPECIALLY OVER 
  MOUNTAIN PASSES. 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES. 

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

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

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

&&

$$

MTZ052-053-071200-
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
926 PM MDT WED APR 6 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL BEGIN TONIGHT AND
  INCREASE IN INTENSITY THROUGH THURSDAY MORNING. STEADIER AND
  MORE WIDESPREAD SNOW WILL DEVELOP ON THURSDAY WITH SNOW HEAVY AT
  TIMES IN THE MOUNTAINS. SNOW WILL BEGIN TO DIMINISH LATE FRIDAY.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 5 
  INCHES OF SNOW BY FRIDAY AFTERNOON WITH 6 TO 12 INCHES IN 
  THE MOUNTAINS.

* WINDS AND VISIBILITY: SOUTHWEST WINDS AT 10 TO 15 MPH TONIGHT 
  WILL SHIFT TO NORTHEAST ON THURSDAY AND INCREASE TO 15 TO 25 
  MPH THURSDAY NIGHT INTO FRIDAY. THIS WILL CAUSE REDUCED 
  VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER MOUNTAIN 
  PASSES. 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES. 

* LOCATIONS AFFECTED INCLUDE: BOULDER...BOULDER HILL...ELK PARK 
  PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$

MTZ012-014-050-051-071200-
/O.CON.KTFX.WW.Y.0035.110407T0600Z-110409T0000Z/
CASCADE-CENTRAL AND SOUTHERN LEWIS AND CLARK-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...FLESHER PASS...HELENA...LINCOLN...
MACDONALD PASS...ROGERS PASS...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE
926 PM MDT WED APR 6 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL DEVELOP OVERNIGHT AND
  CONTINUE THROUGH THURSDAY. STEADIER AND MORE WIDESPREAD SNOW
  WILL DEVELOP LATE THURSDAY AND CONTINUE THROUGH FRIDAY MORNING.
  SNOW WILL BEGIN TO DIMINISH LATE FRIDAY.

* CONFIDENCE: THE EXACT TRACK OF THIS STORM SYSTEM IS STILL
  SOMEWHAT UNCERTAIN. IN ADDITION...SNOW ACCUMULATIONS WILL BE 
  HIGHLY DEPENDENT ON THE INTENSITY OF PRECIPITATION AND TIME 
  OF DAY WITH DAYTIME ACCUMULATIONS BEING MINIMAL AND MAINLY 
  IN GRASSY AREAS.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 5 
  INCHES ARE POSSIBLE BY FRIDAY AFTERNOON WITH 6 TO 12 INCHES 
  IN THE MOUNTAINS. 

* WINDS AND VISIBILITY: SOUTHWEST WINDS AT 10 TO 15 MPH TONIGHT 
  WILL SHIFT TO NORTHEAST ON THURSDAY AND INCREASE TO 15 TO 25 
  MPH THURSDAY NIGHT INTO FRIDAY. THIS WILL CAUSE REDUCED 
  VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER MOUNTAIN 
  PASSES. 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES. 

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP... 
  LEWISTOWN...LEWISTOWN DIVIDE...GREAT FALLS...KINGS HILL 
  PASS... FLESHER PASS...HELENA...LINCOLN...MACDONALD PASS... 
  ROGERS PASS 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
718 
WWUS45 KTFX 070950
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
350 AM MDT THU APR 7 2011

MTZ008-015-054-055-072100-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
350 AM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 6500 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY.

* TIMING AND MAIN IMPACT: MORE WIDESPREAD SNOW WILL DEVELOP ON
  TODAY WITH SNOW HEAVY AT TIMES IN THE MOUNTAINS. SNOW WILL
  BEGIN TO DIMINISH LATE FRIDAY.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 10 TO 20
  INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 3 TO 5
  INCHES OF TOTAL SNOWFALL BY FRIDAY AFTERNOON AT ELEVATIONS BELOW
  6500 FEET.

* WINDS AND VISIBILITY: LINGERING SOUTHWEST WINDS WILL SHIFT
  NORTHERLY ON THURSDAY AND INCREASE TO 15 TO 25 MPH THROUGH
  FRIDAY. THIS WILL CAUSE REDUCED VISIBILITIES IN BLOWING AND
  DRIFTING SNOW...ESPECIALLY OVER MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ012-014-050>053-072100-
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
CASCADE-CENTRAL AND SOUTHERN LEWIS AND CLARK-JUDITH BASIN-FERGUS-
JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...FLESHER PASS...HELENA...LINCOLN...
MACDONALD PASS...ROGERS PASS...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
350 AM MDT THU APR 7 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: STEADIER AND MORE WIDESPREAD SNOW WILL
  DEVELOP LATER TODAY CONTINUING THROUGH FRIDAY MORNING. SNOW WILL
  BEGIN TO DIMINISH LATE FRIDAY.

* CONFIDENCE: SNOW ACCUMULATIONS WILL BE HIGHLY DEPENDENT ON THE
  INTENSITY OF PRECIPITATION AND TIME OF DAY WITH DAYTIME
  ACCUMULATIONS BEING MINIMAL AND MAINLY IN GRASSY AREAS.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 5 
  INCHES ARE POSSIBLE BY FRIDAY AFTERNOON WITH 6 TO 12 INCHES 
  IN THE MOUNTAINS.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL
  PERSIST THROUGH FRIDAY. THIS WILL CAUSE REDUCED VISIBILITIES IN
  BLOWING AND DRIFTING SNOW OVER MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP...
  LEWISTOWN...LEWISTOWN DIVIDE...BOULDER...BOULDER HILL... ELK 
  PARK PASS...HOMESTAKE PASS...WHITEHALL...GREAT FALLS... 
  KINGS HILL PASS...TOWNSEND...FLESHER PASS...HELENA... 
  LINCOLN...MACDONALD PASS...ROGERS PASS 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
955 
WWUS45 KTFX 071545
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
945 AM MDT THU APR 7 2011

MTZ012-014-050>053-080000-
/O.CAN.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
/O.NEW.KTFX.WW.Y.0036.110407T2200Z-110409T0000Z/
CASCADE-CENTRAL AND SOUTHERN LEWIS AND CLARK-JUDITH BASIN-FERGUS-
JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...FLESHER PASS...HELENA...LINCOLN...
MACDONALD PASS...ROGERS PASS...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
945 AM MDT THU APR 7 2011

...WINTER WEATHER ADVISORY IN NOW EFFECT FROM 4 PM THIS AFTERNOON
TO 6 PM MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS CONTINUES THE WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS NOW IN EFFECT FROM 4 PM THIS
AFTERNOON TO 6 PM MDT FRIDAY.

* TIMING AND MAIN IMPACT: A SLOWER MOVING STORM SYSTEM THAN
  PREVIOUSLY ANTICIPATED WILL DELAY THE ONSET OF STEADIER AND MORE
  WIDESPREAD UNTIL LATER THIS AFTERNOON FOR AREAS SOUTH OF A HELENA
  TO LEWISTOWN LINE AND THIS EVENING FOR AREAS FROM ROGERS PASS
  EAST TO STANFORD.

* CONFIDENCE: CONFIDENCE IS INCREASING IN HEAVIER SNOW BECOMING
  FOCUSED OVER THE JUDITH BASIN AND FERGUS COUNTY AREAS WHERE A
  PERIOD OF HEAVIER SNOW IS LIKELY TONIGHT THROUGH FRIDAY MORNING.
  IN OTHER AREAS...SNOW ACCUMULATIONS WILL BE HIGHLY DEPENDENT ON
  THE INTENSITY OF PRECIPITATION AND TIME OF DAY WITH DAYTIME
  ACCUMULATIONS BEING MOSTLY IN GRASSY AREAS.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 2 TO 5
  INCHES ARE POSSIBLE BY FRIDAY AFTERNOON WITH 6 TO 12 INCHES IN
  THE MOUNTAINS. HEAVIER AMOUNTS ARE POSSIBLE NEAR THE LITTLE BELT
  AND BIG SNOWY MOUNTAINS. 

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER MOUNTAIN
  PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP...
  LEWISTOWN...LEWISTOWN DIVIDE...BOULDER...BOULDER HILL... ELK 
  PARK PASS...HOMESTAKE PASS...WHITEHALL...GREAT FALLS... 
  KINGS HILL PASS...TOWNSEND...FLESHER PASS...HELENA... 
  LINCOLN...MACDONALD PASS...ROGERS PASS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$

MTZ008-015-054-055-080000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
945 AM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 6 PM MDT FRIDAY. 

* TIMING AND MAIN IMPACT: WIDESPREAD SNOW WILL INCREASE IN
  INTENSITY TODAY WITH SNOW HEAVY AT TIMES IN THE MOUNTAINS. SNOW
  WILL BEGIN TO DIMINISH LATE FRIDAY.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 10 TO 
  20 INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 
  3 TO 5 INCHES OF TOTAL SNOWFALL BY FRIDAY AFTERNOON AT 
  ELEVATIONS BELOW 6500 FEET. 

* WINDS AND VISIBILITY: NORTHEASTERLY WINDS WILL DEVELOP THIS
  AFTERNOON AND INCREASE TO 15 TO 25 MPH THROUGH FRIDAY. THIS WILL
  CAUSE REDUCED VISIBILITIES IN BLOWING AND DRIFTING
  SNOW...ESPECIALLY OVER MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$
828 
WWUS45 KTFX 072003
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
203 PM MDT THU APR 7 2011

MTZ012-050-051-080500-
/O.EXB.KTFX.WS.W.0017.110407T2200Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.110407T2200Z-110409T0000Z/
CASCADE-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...STANFORD...JUDITH GAP...LEWISTOWN...
LEWISTOWN DIVIDE
203 PM MDT THU APR 7 2011

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM MDT FRIDAY FOR
ELEVATIONS ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 4000 FEET...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET FOR HEAVY SNOW...WHICH
IS IN EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 4000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY.

* TIMING AND MAIN IMPACT: SNOW WILL BECOME MORE WIDESPREAD AND
  INTENSIFY THIS EVENING WITH HEAVIEST SNOW OCCURRING DURING A PERIOD
  FROM LATE TONIGHT THROUGH FRIDAY MORNING BEFORE SNOW DIMINISHES
  FRIDAY AFTERNOON. HEAVIEST ACCUMULATIONS ARE EXPECTED TO IMPACT
  AREAS NEAR THE LITTLE BELT AND BIG SNOWY MOUNTAINS.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 6 TO 12 INCHES ARE
  EXPECTED AT ELEVATIONS ABOVE 4000 FT INCLUDING THE STANFORD AND
  LEWISTOWN AREAS. 12 TO 20 INCHES OF SNOW ARE EXPECTED ACROSS THE
  HIGHER ELEVATIONS OF THE LITTLE BELT MOUNTAINS. AREAS BELOW 4000
  FT...INCLUDING THE GREAT FALLS AREA...ARE EXPECTED TO RECEIVE 2
  TO 5 INCHES OF SNOW WITH MINOR WET OR SLUSHY ACCUMULATIONS ON
  ROADWAYS.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP...
  LEWISTOWN...LEWISTOWN DIVIDE...GREAT FALLS...KINGS HILL PASS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ014-052-053-080500-
/O.EXB.KTFX.WS.W.0017.110407T2200Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.110407T2200Z-110409T0000Z/
CENTRAL AND SOUTHERN LEWIS AND CLARK-JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...FLESHER PASS...HELENA...
LINCOLN...MACDONALD PASS...ROGERS PASS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
203 PM MDT THU APR 7 2011

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM MDT FRIDAY FOR
ELEVATIONS ABOVE 6000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 6000 FEET...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
STORM WARNING FOR ELEVATIONS ABOVE 6000 FEET FOR HEAVY SNOW...WHICH
IS IN EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY.

* TIMING AND MAIN IMPACT: SNOW WILL BECOME MORE WIDESPREAD AND
  INTENSIFY THIS EVENING WITH HEAVIEST SNOW OCCURRING DURING A
  PERIOD FROM LATE TONIGHT THROUGH FRIDAY MORNING BEFORE SNOW
  DIMINISHES FRIDAY AFTERNOON. HEAVIEST ACCUMULATIONS WILL OCCUR
  IN THE ELKHORN MOUNTAINS AND THE AREA NEAR ROGERS PASS.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 8 TO 14 INCHES ARE
  EXPECTED IN THE ELKHORN MOUNTAINS AND AREAS NEAR ROGERS PASS
  WITH 2 TO 5 INCHES AT ELEVATIONS BELOW 6000 FEET.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: BOULDER...BOULDER HILL...ELK PARK
  PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND... FLESHER
  PASS...HELENA...LINCOLN...MACDONALD PASS... ROGERS PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ008-015-054-055-080500-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
203 PM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 6 PM MDT FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE AND INTENSIFY
  SOMEWHAT TONIGHT WITH SNOW HEAVY AT TIMES IN THE MOUNTAINS.
  SNOW WILL BEGIN TO DIMINISH LATE FRIDAY.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 10 TO 
  20 INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 
  3 TO 5 INCHES OF TOTAL SNOWFALL BY FRIDAY AFTERNOON AT 
  ELEVATIONS BELOW 6500 FEET.

* WINDS AND VISIBILITY: NORTHEASTERLY WINDS WILL INCREASE TO 15 TO
  25 MPH TONIGHT AND CONTINUE THROUGH FRIDAY. THIS WILL CAUSE
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW...ESPECIALLY
  OVER MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ013-048-049-080500-
/O.EXA.KTFX.WW.Y.0036.110407T2200Z-110409T0000Z/
CHOUTEAU-SOUTHERN ROCKY MOUNTAIN FRONT-EASTERN TETON-
INCLUDING THE FOLLOWING LOCATIONS...BIG SANDY...FORT BENTON...
CHOTEAU...FAIRFIELD
203 PM MDT THU APR 7 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 6 PM MDT
FRIDAY.

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL BECOME MORE
  WIDESPREAD THIS EVENING WITH A PERIOD OF STEADY LIGHT SNOW
  EXPECTED LATE TONIGHT THROUGH FRIDAY MORNING.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE
  EXPECTED BY FRIDAY AFTERNOON.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 10 TO 20 MPH WILL
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE
  LOCALLY REDUCED VISIBILITIES AT TIMES IN DRIFTING SNOW OVER
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: FAIRFIELD...CHOTEAU...BIG SANDY...
  FORT BENTON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
135 
WWUS45 KTFX 072147
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
347 PM MDT THU APR 7 2011

MTZ012-050-051-080600-
/O.CON.KTFX.WS.W.0017.110407T2200Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.110407T2200Z-110409T0000Z/
CASCADE-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...STANFORD...JUDITH GAP...LEWISTOWN...
LEWISTOWN DIVIDE
347 PM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 4000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 4000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW WILL BECOME MORE WIDESPREAD AND 
  INTENSIFY THIS EVENING WITH HEAVIEST SNOW OCCURRING DURING A
  PERIOD FROM LATE TONIGHT THROUGH FRIDAY MORNING BEFORE SNOW 
  DIMINISHES FRIDAY AFTERNOON. HEAVIEST ACCUMULATIONS ARE 
  EXPECTED TO IMPACT AREAS NEAR THE LITTLE BELT AND BIG SNOWY 
  MOUNTAINS.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 6 TO 12 INCHES ARE 
  EXPECTED AT ELEVATIONS ABOVE 4000 FT INCLUDING THE STANFORD 
  AND LEWISTOWN AREAS. 12 TO 20 INCHES OF SNOW ARE EXPECTED 
  ACROSS THE HIGHER ELEVATIONS OF THE LITTLE BELT MOUNTAINS. 
  AREAS BELOW 4000 FT...INCLUDING THE GREAT FALLS AREA...ARE 
  EXPECTED TO RECEIVE 2 TO 5 INCHES OF SNOW WITH MINOR WET OR 
  SLUSHY ACCUMULATIONS ON ROADWAYS. 

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP...
  LEWISTOWN...LEWISTOWN DIVIDE...GREAT FALLS...KINGS HILL PASS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ014-052-053-080600-
/O.CON.KTFX.WS.W.0017.110407T2200Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.110407T2200Z-110409T0000Z/
CENTRAL AND SOUTHERN LEWIS AND CLARK-JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...FLESHER PASS...HELENA...
LINCOLN...MACDONALD PASS...ROGERS PASS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
347 PM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 6000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW WILL BECOME MORE WIDESPREAD AND 
  INTENSIFY THIS EVENING WITH HEAVIEST SNOW OCCURRING DURING A 
  PERIOD FROM LATE TONIGHT THROUGH FRIDAY MORNING BEFORE SNOW 
  DIMINISHES FRIDAY AFTERNOON. HEAVIEST ACCUMULATIONS WILL 
  OCCUR IN THE ELKHORN MOUNTAINS AND THE AREA NEAR ROGERS PASS.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 8 TO 14 INCHES ARE 
  EXPECTED IN THE ELKHORN MOUNTAINS AND AREAS NEAR ROGERS PASS 
  WITH 2 TO 5 INCHES AT ELEVATIONS BELOW 6000 FEET.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: BOULDER...BOULDER HILL...ELK PARK 
  PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND... FLESHER 
  PASS...HELENA...LINCOLN...MACDONALD PASS... ROGERS PASS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ008-015-054-055-080600-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
347 PM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 6500 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE AND INTENSIFY 
  SOMEWHAT TONIGHT WITH SNOW HEAVY AT TIMES IN THE MOUNTAINS. 
  SNOW WILL BEGIN TO DIMINISH LATE FRIDAY.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 10 TO 
  20 INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 
  3 TO 5 INCHES OF TOTAL SNOWFALL BY FRIDAY AFTERNOON AT 
  ELEVATIONS BELOW 6500 FEET.

* WINDS AND VISIBILITY: NORTHEASTERLY WINDS WILL INCREASE TO15 
  TO 25 MPH TONIGHT AND CONTINUE THROUGH FRIDAY. THIS WILL 
  CAUSE REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW... 
  ESPECIALLY OVER MOUNTAIN PASSES. 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ013-048-049-080600-
/O.CON.KTFX.WW.Y.0036.110407T2200Z-110409T0000Z/
CHOUTEAU-SOUTHERN ROCKY MOUNTAIN FRONT-EASTERN TETON-
INCLUDING THE FOLLOWING LOCATIONS...BIG SANDY...FORT BENTON...
CHOTEAU...FAIRFIELD
347 PM MDT THU APR 7 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL BECOME MORE 
  WIDESPREAD THIS EVENING WITH A PERIOD OF STEADY LIGHT SNOW 
  EXPECTED LATE TONIGHT THROUGH FRIDAY MORNING.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE 
  EXPECTED BY FRIDAY AFTERNOON.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 10 TO 20 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  LOCALLY REDUCED VISIBILITIES AT TIMES IN DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: FAIRFIELD...CHOTEAU...BIG SANDY...
  FORT BENTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
146 
WWUS45 KTFX 080327
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
927 PM MDT THU APR 7 2011

MTZ012-050-051-081200-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CASCADE-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...STANFORD...JUDITH GAP...LEWISTOWN...
LEWISTOWN DIVIDE
927 PM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 4000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 4000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW WILL BECOME MORE WIDESPREAD TONIGHT WITH
  HEAVIEST SNOW OCCURRING DURING A PERIOD FROM LATE TONIGHT
  THROUGH FRIDAY MORNING BEFORE SNOW DIMINISHES FRIDAY AFTERNOON.
  HEAVIEST ACCUMULATIONS ARE EXPECTED TO IMPACT AREAS NEAR THE
  LITTLE BELT AND BIG SNOWY MOUNTAINS.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 6 TO 12 INCHES ARE 
  EXPECTED AT ELEVATIONS ABOVE 4000 FT INCLUDING THE STANFORD 
  AND LEWISTOWN AREAS. 12 TO 20 INCHES OF SNOW ARE EXPECTED 
  ACROSS THE HIGHER ELEVATIONS OF THE LITTLE BELT MOUNTAINS. 
  AREAS BELOW 4000 FT...INCLUDING THE GREAT FALLS AREA...ARE 
  EXPECTED TO RECEIVE 2 TO 5 INCHES OF SNOW WITH MINOR WET OR 
  SLUSHY ACCUMULATIONS ON ROADWAYS.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP... 
  LEWISTOWN...LEWISTOWN DIVIDE...GREAT FALLS...KINGS HILL PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ014-052-053-081200-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CENTRAL AND SOUTHERN LEWIS AND CLARK-JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...FLESHER PASS...HELENA...
LINCOLN...MACDONALD PASS...ROGERS PASS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
927 PM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 6000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW WILL BECOME MORE WIDESPREAD TONIGHT
  WITH HEAVIEST SNOW OCCURRING DURING A PERIOD FROM LATE TONIGHT
  THROUGH FRIDAY MORNING BEFORE SNOW DIMINISHES FRIDAY AFTERNOON.
  HEAVIEST ACCUMULATIONS WILL OCCUR IN THE ELKHORN MOUNTAINS AND
  THE AREA NEAR ROGERS PASS.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 8 TO 14 INCHES ARE 
  EXPECTED IN THE ELKHORN MOUNTAINS AND AREAS NEAR ROGERS PASS 
  WITH 2 TO 5 INCHES AT ELEVATIONS BELOW 6000 FEET.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 15 TO 25 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: BOULDER...BOULDER HILL...ELK PARK 
  PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND... FLESHER 
  PASS... HELENA...LINCOLN...MACDONALD PASS... ROGERS PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ008-015-054-055-081200-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
927 PM MDT THU APR 7 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY
FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY FOR ELEVATIONS BELOW 6500 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT FRIDAY. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TONIGHT WITH SNOW
  HEAVY AT TIMES IN THE MOUNTAINS. SNOW WILL BEGIN TO DIMINISH
  LATE FRIDAY.

* SNOW ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 10 TO 
  20 INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 
  3 TO 5 INCHES OF TOTAL SNOWFALL BY FRIDAY AFTERNOON AT 
  ELEVATIONS BELOW 6500 FEET.

* WINDS AND VISIBILITY: NORTHEASTERLY WINDS WILL INCREASE TO15 
  TO 25 MPH TONIGHT AND CONTINUE THROUGH FRIDAY. THIS WILL 
  CAUSE REDUCED VISIBILITIES IN BLOWING AND DRIFTING SNOW... 
  ESPECIALLY OVER MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ013-048-049-081200-
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CHOUTEAU-SOUTHERN ROCKY MOUNTAIN FRONT-EASTERN TETON-
INCLUDING THE FOLLOWING LOCATIONS...BIG SANDY...FORT BENTON...
CHOTEAU...FAIRFIELD
927 PM MDT THU APR 7 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY. 

* TIMING AND MAIN IMPACT: SNOW SHOWERS WILL BECOME MORE 
  WIDESPREAD TONIGHT WITH A PERIOD OF STEADY LIGHT SNOW 
  EXPECTED LATE TONIGHT THROUGH FRIDAY MORNING.

* SNOW ACCUMULATIONS: SNOW ACCUMULATIONS OF 2 TO 4 INCHES ARE 
  EXPECTED BY FRIDAY AFTERNOON.

* WINDS AND VISIBILITY: NORTHEAST WINDS OF 10 TO 20 MPH WILL 
  DEVELOP TONIGHT AND PERSIST THROUGH FRIDAY. THIS WILL CAUSE 
  LOCALLY REDUCED VISIBILITIES AT TIMES IN DRIFTING SNOW OVER 
  MOUNTAIN PASSES.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: FAIRFIELD...CHOTEAU...BIG SANDY...
   FORT BENTON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
869 
WWUS45 KTFX 080947
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
347 AM MDT FRI APR 8 2011

MTZ012-050-051-090000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CASCADE-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...STANFORD...JUDITH GAP...LEWISTOWN...
LEWISTOWN DIVIDE
347 AM MDT FRI APR 8 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 4000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT THIS EVENING. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 4000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE THROUGH FRIDAY
  MORNING AND DIMINISH FRIDAY AFTERNOON. HEAVIEST ACCUMULATIONS
  ARE EXPECTED TO IMPACT AREAS NEAR THE LITTLE BELT AND BIG SNOWY
  MOUNTAINS.

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 8
  INCHES ARE EXPECTED AT ELEVATIONS ABOVE 4000 FT INCLUDING THE
  STANFORD AND LEWISTOWN AREAS. AREAS BELOW 4000 FT...INCLUDING
  THE GREAT FALLS AREA...ARE EXPECTED TO RECEIVE 1 TO 3 INCHES OF
  ADDITIONAL SNOW WITH MINOR WET OR SLUSHY ACCUMULATIONS ON
  ROADWAYS.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP...
  LEWISTOWN...LEWISTOWN DIVIDE...GREAT FALLS...KINGS HILL PASS 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ014-052-053-090000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CENTRAL AND SOUTHERN LEWIS AND CLARK-JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...FLESHER PASS...HELENA...
LINCOLN...MACDONALD PASS...ROGERS PASS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
347 AM MDT FRI APR 8 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS ABOVE 6000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 6000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT THIS EVENING. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE THROUGH FRIDAY
  MORNING AND DIMINISH FRIDAY AFTERNOON. HEAVIEST ACCUMULATIONS
  WILL OCCUR IN THE ELKHORN MOUNTAINS AND THE AREA NEAR ROGERS
  PASS.

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 8
  INCHES ARE EXPECTED IN THE ELKHORN MOUNTAINS AND AREAS NEAR
  ROGERS PASS WITH 1 TO 3 INCHES AT ELEVATIONS BELOW 6000 FEET.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: BOULDER...BOULDER HILL...ELK PARK 
  PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND... FLESHER 
  PASS...HELENA...LINCOLN...MACDONALD PASS... ROGERS PASS 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ008-015-054-055-090000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
347 AM MDT FRI APR 8 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 6500 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT THIS EVENING. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TODAY AND DIMINISH LATE
  FRIDAY.

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 8
  INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 1 TO 3
  INCHES AT ELEVATIONS BELOW 6500 FEET.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS...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 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ013-048-049-090000-
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CHOUTEAU-SOUTHERN ROCKY MOUNTAIN FRONT-EASTERN TETON-
INCLUDING THE FOLLOWING LOCATIONS...BIG SANDY...FORT BENTON...
CHOTEAU...FAIRFIELD
347 AM MDT FRI APR 8 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TODAY AND DIMINISH
  THIS AFTERNOON 

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3
  INCHES ARE EXPECTED.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: FAIRFIELD...CHOTEAU...BIG SANDY...
  FORT BENTON 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
367 
WWUS45 KTFX 081546
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
946 AM MDT FRI APR 8 2011

MTZ013-090000-
/O.EXA.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CHOUTEAU-
INCLUDING THE FOLLOWING LOCATIONS...BIG SANDY...FORT BENTON
946 AM MDT FRI APR 8 2011

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR
ELEVATIONS ABOVE 4000 FEET NEAR THE HIGHWOOD MOUNTAINS... 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 4000 FEET...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET NEAR THE HIGHWOOD
MOUNTAINS FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. A WINTER WEATHER ADVISORY FOR ELEVATIONS BELOW 4000 FEET
REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING.

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TODAY AND DIMINISH
  THIS AFTERNOON. SNOW WILL BE HEAVY AT TIMES THIS MORNING ALONG
  THE NORTH AND EAST SLOPES OF THE HIGHWOOD MOUNTAINS. 

* SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 3 TO 5 INCHES
  ARE EXPECTED AT LOWER ELEVATIONS WITH 6 TO 12 INCHES NEAR THE
  HIGHWOOD MOUNTAINS. 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: SHONKIN...HIGHWOOD...BIG SANDY...FORT
  BENTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$

MTZ012-050-051-090000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CASCADE-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...STANFORD...JUDITH GAP...LEWISTOWN...
LEWISTOWN DIVIDE
946 AM MDT FRI APR 8 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 4000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT THIS EVENING. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 4000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: STEADY LIGHT TO MODERATE SNOW WILL
  CONTINUE THROUGH NOON BEFORE DIMINISHING THIS AFTERNOON.
  HEAVIEST ACCUMULATIONS ARE EXPECTED TO IMPACT AREAS NEAR THE
  LITTLE BELT...HIGHWOOD AND BIG SNOWY MOUNTAINS.

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 5
  INCHES ARE EXPECTED AT ELEVATIONS ABOVE 4000 FT INCLUDING THE
  STANFORD AND LEWISTOWN AREAS WITH TOTAL ACCUMULATIONS OF 8 TO 14
  INCHES. AREAS BELOW 4000 FT...INCLUDING THE GREAT FALLS
  AREA...ARE EXPECTED TO RECEIVE UP TO 2 INCHES OF ADDITIONAL SNOW
  TODAY WITH MINOR SLUSHY ACCUMULATIONS ON ROADWAYS.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: STANFORD...JUDITH GAP...
  LEWISTOWN...LEWISTOWN DIVIDE...GREAT FALLS...KINGS HILL PASS 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ014-052-053-090000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CENTRAL AND SOUTHERN LEWIS AND CLARK-JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...FLESHER PASS...HELENA...
LINCOLN...MACDONALD PASS...ROGERS PASS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
946 AM MDT FRI APR 8 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS ABOVE 6000 FEET AND ALL AREAS IN THE
ELKHORN MOUNTAINS... 
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6
PM MDT THIS EVENING FOR ELEVATIONS BELOW 6000 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT THIS EVENING. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6000 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE THROUGH EARLY THIS
  AFTERNOON AND DIMINISH BY THIS EVENING. HEAVIEST ACCUMULATIONS
  WILL OCCUR IN THE ELKHORN MOUNTAINS AND THE AREA NEAR ROGERS
  PASS INCLUDING AREAS ALONG INTERSTATE 15 FROM CLANCY TO BOULDER
  WHERE VERY HEAVY SNOW WAS OCCURRING THIS MORNING. 


* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 5
  INCHES ARE EXPECTED IN THE MOUNTAINS WITH 1 TO 3 INCHES
  ELSEWHERE. VERY HEAVY SNOW ACCUMULATIONS HAVE OCCURRED IN THE
  ELKHORN MOUNTAINS WITH SOME AREAS RECEIVING 1 TO 2 FEET OF TOTAL
  SNOW ACCUMULATION, 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: BOULDER...BOULDER HILL...ELK PARK 
  PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND... FLESHER 
  PASS...HELENA...LINCOLN...MACDONALD PASS... ROGERS PASS 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ054-090000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
MEAGHER-
INCLUDING THE FOLLOWING LOCATIONS...WHITE SULPHUR SPRINGS
946 AM MDT FRI APR 8 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 6500 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT THIS EVENING. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TODAY AND DIMINISH
  LATE THIS AFTERNOON.

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 5
  INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET AND TROUGH
  THE SMITH RIVER DRAINAGE BETWEEN THE LITTLE AND BIG BELT
  MOUNTAINS INCLUDING THE MILLEGAN AREA. WITH 1 TO 3 INCHES AT
  LOWER ELEVATIONS INCLUDING THE WHITE SULPHUR SPRINGS AREA. 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: WHITE SULPHUR SPRINGS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ008-015-055-090000-
/O.CON.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.CON.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
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
946 AM MDT FRI APR 8 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 6500 FEET...

A WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET REMAINS IN
EFFECT UNTIL 6 PM MDT THIS EVENING. A WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6500 FEET REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TODAY AND DIMINISH
  LATE THIS AFTERNOON AND EVENING.

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 8 
  INCHES ARE EXPECTED IN THE MOUNTAINS ABOVE 6500 FEET WITH 1 
  TO 3 INCHES AT ELEVATIONS BELOW 6500 FEET. 

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: 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 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL HAZARDOUS.

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

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

&&

$$

MTZ049-090000-
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
EASTERN TETON-
INCLUDING THE FOLLOWING LOCATIONS...FAIRFIELD
946 AM MDT FRI APR 8 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TODAY AND DIMINISH 
  THIS AFTERNOON

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 
  INCHES ARE EXPECTED.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: FAIRFIELD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$

MTZ048-090000-
/O.CON.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...CHOTEAU
946 AM MDT FRI APR 8 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING FOR ELEVATIONS BELOW 4000 FEET...

A WINTER WEATHER ADVISORY FOR ELEVATIONS BELOW 4000 FEET REMAINS
IN EFFECT UNTIL 6 PM MDT THIS EVENING. 

* TIMING AND MAIN IMPACT: SNOW WILL CONTINUE TODAY AND DIMINISH 
  THIS AFTERNOON

* SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 
  INCHES ARE EXPECTED.

* OTHER IMPACTS: WET AND COLD CONDITIONS WILL STRESS YOUNG 
  LIVESTOCK AND HEAVY WET SNOW MAY ADD CONSIDERABLE WEIGHT TO 
  TREES AND POWER LINES.

* LOCATIONS AFFECTED INCLUDE: CHOTEAU

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

$$
672 
WWUS45 KTFX 082337
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
537 PM MDT FRI APR 8 2011

MTZ012-013-050-051-090045-
/O.EXP.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.EXP.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CASCADE-CHOUTEAU-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...STANFORD...
JUDITH GAP...LEWISTOWN...LEWISTOWN DIVIDE
537 PM MDT FRI APR 8 2011

...WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING FOR
ELEVATIONS ABOVE 4000 FEET...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING
FOR ELEVATIONS BELOW 4000 FEET...

THE WINTER STORM WARNING FOR ELEVATIONS ABOVE 4000 FEET WILL
EXPIRE AT 6 PM MDT THIS EVENING. THE WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 4000 FEET WILL EXPIRE AT 6 PM MDT THIS EVENING. 

LIGHT SNOW SHOWERS AND FLURRIES WILL CONTINUE THROUGH THIS EVENING
WITH ADDITIONAL SNOW ACCUMULATIONS LESS THAN AN INCH. FALLING
TEMPERATURES MAY LEAD TO WET ROADWAYS BECOMING SLIPPERY SO USE EXTRA
CAUTION WHILE TRAVELING TONIGHT.

$$

MTZ014-052-053-090045-
/O.EXP.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.EXP.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
CENTRAL AND SOUTHERN LEWIS AND CLARK-JEFFERSON-BROADWATER-
INCLUDING THE FOLLOWING LOCATIONS...FLESHER PASS...HELENA...
LINCOLN...MACDONALD PASS...ROGERS PASS...BOULDER...BOULDER HILL...
ELK PARK PASS...HOMESTAKE PASS...WHITEHALL...TOWNSEND
537 PM MDT FRI APR 8 2011

...WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING FOR
ELEVATIONS ABOVE 6000 FEET...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING
FOR ELEVATIONS BELOW 6000 FEET...

THE WINTER STORM WARNING FOR ELEVATIONS ABOVE 6000 FEET WILL
EXPIRE AT 6 PM MDT THIS EVENING. THE WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6000 FEET WILL EXPIRE AT 6 PM MDT THIS EVENING. 

LIGHT SNOW SHOWERS AND FLURRIES WILL CONTINUE THROUGH THIS EVENING
WITH ADDITIONAL SNOW ACCUMULATIONS LESS THAN AN INCH. FALLING
TEMPERATURES MAY LEAD TO WET ROADWAYS BECOMING SLIPPERY SO USE EXTRA
CAUTION WHILE TRAVELING TONIGHT.

$$

MTZ008-015-054-055-090045-
/O.EXP.KTFX.WS.W.0017.000000T0000Z-110409T0000Z/
/O.EXP.KTFX.WW.Y.0035.000000T0000Z-110409T0000Z/
BEAVERHEAD-MADISON-MEAGHER-GALLATIN-
INCLUDING THE FOLLOWING LOCATIONS...BIG HOLE PASS...
CHIEF JOSEPH PASS...DILLON...MONIDA PASS...ENNIS...NORRIS HILL...
RAYNOLDS PASS...TWIN BRIDGES...WHITE SULPHUR SPRINGS...
BATTLE RIDGE PASS...BOZEMAN...BOZEMAN PASS...TARGHEE PASS...
WEST YELLOWSTONE
537 PM MDT FRI APR 8 2011

...WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING FOR
ELEVATIONS ABOVE 6500 FEET...
...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING
FOR ELEVATIONS BELOW 6500 FEET...

THE WINTER STORM WARNING FOR ELEVATIONS ABOVE 6500 FEET WILL
EXPIRE AT 6 PM MDT THIS EVENING. THE WINTER WEATHER ADVISORY FOR
ELEVATIONS BELOW 6500 FEET WILL EXPIRE AT 6 PM MDT THIS EVENING. 

LIGHT SNOW SHOWERS AND FLURRIES WILL CONTINUE THROUGH THIS EVENING
WITH ADDITIONAL SNOW ACCUMULATIONS LESS THAN AN INCH. FALLING
TEMPERATURES MAY LEAD TO WET ROADWAYS BECOMING SLIPPERY SO USE EXTRA
CAUTION WHILE TRAVELING TONIGHT.

$$

MTZ049-090045-
/O.EXP.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
EASTERN TETON-
INCLUDING THE FOLLOWING LOCATIONS...FAIRFIELD
537 PM MDT FRI APR 8 2011

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING.

LIGHT SNOW SHOWERS AND FLURRIES WILL CONTINUE THROUGH THIS EVENING
WITH ADDITIONAL SNOW ACCUMULATIONS LESS THAN AN INCH. FALLING
TEMPERATURES MAY LEAD TO WET ROADWAYS BECOMING SLIPPERY SO USE EXTRA
CAUTION WHILE TRAVELING TONIGHT.

$$

MTZ048-090045-
/O.EXP.KTFX.WW.Y.0036.000000T0000Z-110409T0000Z/
SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...CHOTEAU
537 PM MDT FRI APR 8 2011

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM MDT THIS EVENING
FOR ELEVATIONS BELOW 4000 FEET...

THE WINTER WEATHER ADVISORY FOR ELEVATIONS BELOW 4000 FEET WILL
EXPIRE AT 6 PM MDT THIS EVENING. 

LIGHT SNOW SHOWERS AND FLURRIES WILL CONTINUE THROUGH THIS EVENING
WITH ADDITIONAL SNOW ACCUMULATIONS LESS THAN AN INCH. FALLING
TEMPERATURES MAY LEAD TO WET ROADWAYS BECOMING SLIPPERY SO USE EXTRA
CAUTION WHILE TRAVELING TONIGHT.

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Great Falls, MT wrote its last area forecast discussion before this winter storm warning went out at Apr 6, 11:30 AM MDT, 2 hours 45 minutes earlier.

Area forecast discussion, Apr 6, 11:30 AM MDT, 2 hours 45 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREAT FALLS MT
1130 AM MDT WED APR 6 2011

UPDATED FOR AVIATION...

.UPDATE...
HIGH TEMPERATURES HAVE BEEN WARMER THAN FIRST FORECAST THE LAST
COUPLE OF DAYS AND AM SEEING SOME EVIDENCE THEY COULD AGAIN BE
WARMER THAN WHAT IS FORECAST. SO HAVE RAISED HIGHS A LITTLE ACROSS
THE BOARD. STILL LOOKS LIKE SHOWERS WILL DEVELOP OVER SOUTHWEST
MONTANA AND THE PLAINS THIS AFTERNOON. CHECK OF INSTABILITY
INDICATES THAT THUNDERSTORMS CAN NOT BE RULED OUT SO HAVE ADDED TO
THE FORECAST. HAVE MADE SOME MINOR ADJUSTMENTS TO WINDS AND SKY
COVER FOR TODAY. BLANK

&&

.AVIATION...
UPDATED 1730Z.
VFR CONDITIONS TO PREVAIL UNTIL 00Z THURSDAY FOR THE SOUTHWEST AND
06Z ACROSS NORTH CENTRAL MONTANA. A PACIFIC SYSTEM WILL BRING RAIN/SNOW
INTO SOUTHWEST MONTANA LATER THIS AFTERNOON...SPREADING INTO NORTH
CENTRAL MONTANA TONIGHT AND CONTINUING INTO THURSDAY. AREAS OF MVFR
CONDITION TO DEVELOP ACROSS SOUTHWEST MONTANA THIS
AFTERNOON...SPREADING INTO NORTH CENTRAL MONTANA TONIGHT AND
BECOMING NUMEROUS AFTER 00Z ACROSS THE SOUTHWEST AND 09Z ACROSS
NORTH CENTRAL MONTANA. THERE WILL ALSO BE AREAS OF IFR CONDITIONS
AFTER 08Z ACROSS THE SOUTHWEST DUE TO LOW CEILINGS AND VISIBILITIES
IN SNOW. WILLIAMSON DC

&&

.HYDROLOGY...
RECENT WARM TEMPERATURES HAS RESULTED IN SOME MINOR FLOODING OF
ROADS NORTH OF KREMLIN AND HAVRE. EXPECT TO SEE MORE SNOWMELT
TODAY WITH TEMPERATURES IN THE 45 TO 55 DEGREE RANGE. HAVE ISSUED
A SMALL STREAM FLOOD ADVISORY FOR HILL AND BLAINE COUNTIES.

&&

.PREV DISCUSSION...
/ISSUED 520 AM MDT WED APR 6 2011/
TODAY THROUGH FRIDAY...A BROAD LOW PRESSURE SYSTEM WILL BEGIN TO
IMPACT THE FORECAST AREA THIS EVENING WITH SHOWER ACTIVITY THAT IS
INITIALLY CONFINED TO THE CONTINENTAL DIVIDE MOVING OUT OVER THE
PLAINS AND MOUNTAINS OF SOUTHWEST MONTANA. MOIST SOUTHWEST FLOW
WILL DEVELOP OVER THE REGION THIS AFTERNOON AHEAD OF THE INCOMING
LOW PRESSURE SYSTEM PREVIOUSLY MENTIONED ALLOWING PRECIPITATION TO
MOVE NORTHEAST THROUGH THE FORECAST AREA. SNOW IS EXPECTED ACROSS
THE HIGHER TERRAIN OF SOUTHWEST AND SOUTH CENTRAL MONTANA WHILE
THE PLAINS AND VALLEYS WILL SEE MOST LIKELY A RAIN AND SNOW MIX
THAT CHANGES TO MOSTLY SNOW OVERNIGHT. THIS SYSTEM BEARS
SIMILARITY TO THE LAST FEW IN THAT EXPECTED CONDITIONS GREATLY
DEPEND ON A NUMBER OF ENVIRONMENTAL FACTORS. RECENT WARM
CONDITIONS WILL MAKE ALMOST ALL SNOW AT LOWER ELEVATIONS MELT
INITIALLY AS THE GROUND AND ROAD SURFACES REMAIN WARM. LIFT LOOKS
TO BE MARGINAL AT THIS TIME SO ENHANCEMENT OF SHOWERS DOES NOT
LOOK OVERLY LIKELY. A COOLER AIRMASS WILL MOVE INTO THE AREA
WEDNESDAY NIGHT AND THURSDAY...BUT ITS STRENGTH WILL ALSO BE
MARGINAL...FURTHER COMPLICATING THINGS. THUS DIURNAL TEMPERATURE
FLUCTUATIONS WILL ALSO PLAY A ROLE AS MANY LOCATIONS WILL SEE
HIGHS EASILY ABOVE FREEZING. EVEN SOME OF THE HIGHER ELEVATIONS
ACROSS SOUTHWEST MONTANA WILL FLIRT WITH OR SURPASS THE FREEZING
MARK THROUGH THE DAY THURSDAY. AS A RESULT...SNOWFALL TOTALS AT
THIS TIME ARE SUBJECT TO CHANGE AND THERE REMAINS UNCERTAINTY.
MODELS CONTINUE TO AGREE THAT MOST OF THE HEAVIEST PRECIPITATION
WILL BE ACROSS SOUTHWEST MONTANA. SNOWFALL TOTALS HAVE DECREASED
QUITE A BIT FROM YESTERDAYS FORECAST WHICH IS PROBABLY A MORE
LIKELY SCENARIO GIVEN THE PREVIOUSLY MENTIONED INTERACTING
FACTORS. AS FRIDAY ROLLS ON...EXPECT CONDITIONS TO IMPROVE
SOMETIME IN THE AFTERNOON OR EVENING. MOISTURE SHOULD CONTINUE TO
THE EAST AND SKIES SHOULD BREAK OUT A LITTLE AHEAD OF THE NEXT
SHORTWAVE. TEMPERATURES WILL REMAIN FAIRLY COOL THROUGH THE PERIOD
WITH MOST HIGHS IN THE 40S WITH THE COOLEST DAY BEING THURSDAY.

FRIDAY NIGHT THROUGH WEDNESDAY...AN UPPER LEVEL LOW WILL BE OVER
SOUTHERN CALIFORNIA FRIDAY EVENING WITH A TROF EXTENDING NORTHEAST
ACROSS NORTH CENTRAL MONTANA. THE AIRMASS WILL BE QUITE MOIST AND
UNSETTLED...WITH HIGHEST AMOUNTS OF MOISTURE OVER SOUTHWEST MONTANA.
THE TROF WILL PASS OVER CENTRAL MONTANA SATURDAY AND HEIGHTS ALOFT
WILL BEGIN TO RISE BY AFTERNOON. THE FLOW WILL REMAIN UNSETTLED WITH
SEVERAL WEAK DISTURBANCES MOVING THROUGH THE FLOW WITH THE BEST
CHANCE OF PRECIP CONTINUING OVER SOUTHWEST MONTANA. HIGH PRESSURE
ALOFT WILL DRY AND WARM THE AIRMASS THROUGH SUNDAY NIGHT ALTHOUGH
THE ROCKIES AND WESTERN MOUNTAINS IN SOUTHWEST MONTANA WILL SEE
MOISTURE FROM THE WEST AND A CHANCE FOR PRECIP. A RATHER BROAD TROF
WILL EXTEND ACROSS FROM THE WEST COAST TO THE ROCKIES MONDAY WITH AN
A ASSOCIATED SURFACE LOW OVER ALBERTA/SASKATCHEWAN. THIS WILL CREATE
A TIGHT SURFACE GRADIENT AND BREEZY CONDITIONS ALONG THE NORTHERN
ROCKIES AND ADJACENT PLAINS. A COLD FRONT WILL MOVE ACROSS THE
NORTHERN ROCKIES MONDAY MORNING AND THROUGH THE ZONES DURING THE
AFTERNOON. THIS WILL BRING A PERIOD OF HIGHER POPS AS WELL AS COOLER
TEMPERATURES...AND STRONG WINDS. WEAK HIGH PRESSURE WILL BUILD AGAIN
TUESDAY AND THE AIRMASS WILL TREND WARMER AND DRYER THROUGH
WEDNESDAY. ZELZER

&&

.PRELIMINARY POINT TEMPS/POPS...
GTF  51  26  39  25 /  20  40  50  60
CTB  48  25  38  23 /  20  30  40  50
HLN  53  27  42  27 /  30  60  70  60
BZN  50  26  41  23 /  30  80  80  70
WEY  34  20  29  18 /  60  90  90  90
DLN  47  27  38  23 /  40  80  70  60
HVR  52  26  41  27 /  20  20  50  50
LWT  50  26  36  23 /  20  50  70  70

&&

.TFX WATCHES/WARNINGS/ADVISORIES...
A SMALL STREAM FLOOD ADVISORY IS IN EFFECT FOR HILL AND BLAINE
COUNTIES UNTIL FURTHER NOTICE.

&&

SHORT TERM...BLANK
LONG TERM...HOENISCH
AVIATION...WILLIAMSON DC

WEATHER.GOV/GREATFALLS
Hazardous weather outlook, Apr 6, 10:15 AM MDT, 4 hours before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREAT FALLS MT
1015 AM MDT WED APR 6 2011

MTZ008>010-012>015-044>046-048>055-071615-
BEAVERHEAD-NORTHERN ROCKY MOUNTAIN FRONT-EASTERN GLACIER-CASCADE-
CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-MADISON-TOOLE-
LIBERTY-EASTERN PONDERA-SOUTHERN ROCKY MOUNTAIN FRONT-
EASTERN TETON-JUDITH BASIN-FERGUS-JEFFERSON-BROADWATER-MEAGHER-
GALLATIN-
1015 AM MDT WED APR 6 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...NORTH CENTRAL MONTANA AND SOUTHWEST MONTANA.

.DAY ONE...TODAY AND TONIGHT

A BROAD PACIFIC LOW WILL BEGIN TO IMPACT THE REGION LATE TODAY THROUGH
EARLY FRIDAY. PROJECTIONS ARE FOR IT TO TAKE A TRACK SOUTH OF
MONTANA THAT WILL IMPACT THE SOUTHERN HALF OF THE STATE WITH
SNOWFALL IN THE HIGHER ELEVATIONS. SNOWFALL ESTIMATES ARE SUBJECT
TO CHANGE AS RECENT WARM CONDITIONS...INSTABILITY...AND EXPECTED
HIGH TEMPERATURES ALL INTERACT TO CAUSE SOME UNCERTAINTY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A BROAD PACIFIC LOW WILL BEGIN TO IMPACT THE REGION LATE TODAY THROUGH
EARLY FRIDAY. PROJECTIONS ARE FOR IT TO TAKE A TRACK SOUTH OF
MONTANA THAT WILL IMPACT THE SOUTHERN HALF OF THE STATE WITH
SNOWFALL IN THE HIGHER ELEVATIONS. SNOWFALL ESTIMATES ARE SUBJECT
TO CHANGE AS RECENT WARM CONDITIONS...INSTABILITY...AND EXPECTED
HIGH TEMPERATURES ALL INTERACT TO CAUSE SOME UNCERTAINTY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MTZ011-047-071615-
HILL-BLAINE-
1015 AM MDT WED APR 6 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
MONTANA.

.DAY ONE...TODAY AND TONIGHT

A SMALL STREAM FLOOD ADVISORY IS IN EFFECT UNTIL FURTHER NOTICE.

A BROAD PACIFIC LOW WILL BEGIN TO IMPACT THE REGION LATE TODAY THROUGH
EARLY FRIDAY. PROJECTIONS ARE FOR IT TO TAKE A TRACK SOUTH OF
MONTANA THAT WILL IMPACT THE SOUTHERN HALF OF THE STATE WITH
SNOWFALL IN THE HIGHER ELEVATIONS. SNOWFALL ESTIMATES ARE SUBJECT
TO CHANGE AS RECENT WARM CONDITIONS...INSTABILITY...AND EXPECTED
HIGH TEMPERATURES ALL INTERACT TO CAUSE SOME UNCERTAINTY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A SMALL STREAM FLOOD ADVISORY IS IN EFFECT UNTIL FURTHER NOTICE.

A BROAD PACIFIC LOW WILL BEGIN TO IMPACT THE REGION LATE TODAY THROUGH
EARLY FRIDAY. PROJECTIONS ARE FOR IT TO TAKE A TRACK SOUTH OF
MONTANA THAT WILL IMPACT THE SOUTHERN HALF OF THE STATE WITH
SNOWFALL IN THE HIGHER ELEVATIONS. SNOWFALL ESTIMATES ARE SUBJECT
TO CHANGE AS RECENT WARM CONDITIONS...INSTABILITY...AND EXPECTED
HIGH TEMPERATURES ALL INTERACT TO CAUSE SOME UNCERTAINTY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 10:15 AM MDTAreal Flood AdvisoryTFXBlaine, Hill10 days
Apr 6, 2:15 PM MDTWinter Weather AdvisoryTFX52 hr

Nearby

Winter Storm Warnings in Montana, 2011Every winter storm warning in 2011

Sources

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